{
 "what": "The lambda(5)/lambda(6) campaign record: Mercer's remaining conjectured values, lambda(5) = -L(1,2,4,5,6) and lambda(6) = -L(1,2,4,6,7,8), whose pair is the first non-monotonicity in the lambda sequence. Section-5 generic cases with exception families DISCOVERED by the symbolic inner product; family closures accumulate below.",
 "provenance": "Statement and strategy: Idris Mercer, INTEGERS 19 (2019) #A4 (arXiv:1709.06612). Engine: instruments/lambda4 (n-generic), calibrated at every run by re-deriving the lambda(4) generic case before any lambda(5)/(6) claim is computed.",
 "stages": {
  "calibration-lambda4-generic": {
   "ok": true,
   "base": "0",
   "dip": "-8/5",
   "exceptions": 14,
   "positive": 9,
   "extremizerActive": [
    "2b = d",
    "2c = b+d",
    "a+c = d",
    "b+2c = 2d"
   ],
   "ms": 3
  },
  "targets": {
   "ok": true,
   "L4": {
    "A": [
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     2,
     3,
     4
    ],
    "lo": "-855435038691829/562949953421312",
    "hi": "-6843480309534631/4503599627370496"
   },
   "L5": {
    "A": [
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     2,
     4,
     5,
     6
    ],
    "lo": "-1832357810512957/1125899906842624",
    "hi": "-7329431242051827/4503599627370496"
   },
   "L6": {
    "A": [
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     2,
     4,
     6,
     7,
     8
    ],
    "lo": "-112015241955925/70368744177664",
    "hi": "-7168975485179199/4503599627370496"
   },
   "initialSegments": {
    "seg5": {
     "A": [
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      2,
      3,
      4,
      5
     ],
     "lo": "-7785679854625841/4503599627370496",
     "hi": "-486604990914115/281474976710656"
    },
    "seg6": {
     "A": [
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      2,
      3,
      4,
      5,
      6
     ],
     "lo": "-273113652316289/140737488355328",
     "hi": "-8739636874121247/4503599627370496"
    }
   },
   "nonMonotonicity": "L(1,2,4,5,6).hi < L(1,2,4,6,7,8).lo certified",
   "ms": 14
  },
  "lambda5-generic": {
   "ok": true,
   "base": "0",
   "posBase": "3",
   "dip": "-5/3",
   "target": {
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    "hi": "-7329431242051827/4503599627370496"
   },
   "weight": "g0 = 2/3, w = 2(1-cos d)^2 — pure omcsq atoms are the base-0 shape at the heavier g0",
   "exceptions": [
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    },
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     "label": "2d = c+e",
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     "label": "2d = e",
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      "e": 8
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    },
    {
     "key": "1,1,1,1,-2",
     "label": "3d = 2e",
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    },
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     "label": "3d = e",
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    {
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    },
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    {
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    {
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     "label": "b+2d = 2e",
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     "family": "b+2d = 2e",
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     "family": "b+d = e",
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    },
    {
     "family": "c+2d = 2e",
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    {
     "family": "c+d = e",
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   "closedFree": [
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    {
     "family": "2d = b+e",
     "delta": "-1/2"
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    {
     "family": "2d = c+e",
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    {
     "family": "3d = e",
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    {
     "family": "a+2d = e",
     "delta": "-1/2"
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    {
     "family": "b+2d = e",
     "delta": "-1/2"
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    {
     "family": "c+2d = e",
     "delta": "-1/2"
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   "extremizerEscape": {
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     6
    ],
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     "a+d = e (2)",
     "b+2d = 2e (1/2)"
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    "deltaSum": "2"
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   "ms": 5
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  "lambda6-generic": {
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             },
             "2,-2,-2": {
              "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [0,2,-1,-1] / substitute x_x1 » [1,-1,-1]",
              "kind": "closure",
              "auto": {
               "Se": "1x1+1x2 @ pi/3",
               "So": "d @ pi"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 3,
                "validityFloor": 1,
                "expr": {
                 "A": "-5/2",
                 "B": "1/2",
                 "C": "0",
                 "D": "0"
                },
                "boundAtN0": {
                 "lo": "-26940119942898757703525724457607268746117945284711192278335375070549271/13803492693581127574869511724554050904902217944340773110325048447598592",
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                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
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                "pieces": [
                 {
                  "member": "a",
                  "kind": "exact",
                  "u": "3",
                  "value": "-1"
                 },
                 {
                  "member": "b",
                  "kind": "exact",
                  "u": "4",
                  "value": "-1/2"
                 },
                 {
                  "member": "c",
                  "kind": "exact",
                  "u": "6",
                  "value": "1"
                 },
                 {
                  "member": "d",
                  "kind": "lemma3.2",
                  "u": "0",
                  "v": "1"
                 },
                 {
                  "member": "e",
                  "kind": "exact",
                  "u": "8",
                  "value": "-1/2"
                 },
                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "10",
                  "value": "-1/2"
                 }
                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 1,
               "closed": 1,
               "skipped": [],
               "undecided": []
              }
             },
             "3,-1,-1": {
              "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [0,2,-1,-1] / substitute x_x1 » [3,-1,-1]",
              "kind": "split",
              "parts": [
               {
                "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [0,2,-1,-1] / substitute x_x1 » [3,-1,-1] / interval 0",
                "kind": "closure",
                "auto": {
                 "Se": "1x1+1x2 @ 2pi/3",
                 "So": "d @ pi"
                },
                "closures": [
                 {
                  "ok": true,
                  "tailMember": null,
                  "N0": 2,
                  "validityFloor": 1,
                  "expr": {
                   "A": "-7/2",
                   "B": "1/2",
                   "C": "0",
                   "D": "0"
                  },
                  "boundAtN0": {
                   "lo": "-125131391590649234945340670459755986023392655035504159067255463830355407/55213970774324510299478046898216203619608871777363092441300193790394368",
                   "hi": "-2002102265450387759125450727356095774286336027316178365662649192453907639/883423532389192164791648750371459257913741948437809479060803100646309888"
                  },
                  "target": {
                   "lo": "-112015241955925/70368744177664",
                   "hi": "-7168975485179199/4503599627370496"
                  },
                  "pieces": [
                   {
                    "member": "a",
                    "kind": "exact",
                    "u": "5",
                    "value": "-1/2"
                   },
                   {
                    "member": "b",
                    "kind": "exact",
                    "u": "8",
                    "value": "-1/2"
                   },
                   {
                    "member": "c",
                    "kind": "exact",
                    "u": "10",
                    "value": "-1/2"
                   },
                   {
                    "member": "d",
                    "kind": "lemma3.2",
                    "u": "0",
                    "v": "1"
                   },
                   {
                    "member": "e",
                    "kind": "exact",
                    "u": "16",
                    "value": "-1/2"
                   },
                   {
                    "member": "f",
                    "kind": "exact",
                    "u": "20",
                    "value": "-1/2"
                   }
                  ]
                 }
                ],
                "finite": {
                 "ok": true,
                 "enumerated": 0,
                 "closed": 0,
                 "skipped": [],
                 "undecided": []
                }
               },
               {
                "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [0,2,-1,-1] / substitute x_x1 » [3,-1,-1] / interval 1",
                "kind": "closure",
                "auto": {
                 "Se": "1x1+1x2 @ 2pi/3",
                 "So": "d @ pi"
                },
                "closures": [
                 {
                  "ok": true,
                  "tailMember": null,
                  "N0": 2,
                  "validityFloor": 1,
                  "expr": {
                   "A": "-7/2",
                   "B": "1/2",
                   "C": "0",
                   "D": "0"
                  },
                  "boundAtN0": {
                   "lo": "-125131391590649234945340670459755986023392655035504159067255463830355407/55213970774324510299478046898216203619608871777363092441300193790394368",
                   "hi": "-2002102265450387759125450727356095774286336027316178365662649192453907639/883423532389192164791648750371459257913741948437809479060803100646309888"
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                  "target": {
                   "lo": "-112015241955925/70368744177664",
                   "hi": "-7168975485179199/4503599627370496"
                  },
                  "pieces": [
                   {
                    "member": "a",
                    "kind": "exact",
                    "u": "5",
                    "value": "-1/2"
                   },
                   {
                    "member": "b",
                    "kind": "exact",
                    "u": "8",
                    "value": "-1/2"
                   },
                   {
                    "member": "c",
                    "kind": "exact",
                    "u": "10",
                    "value": "-1/2"
                   },
                   {
                    "member": "d",
                    "kind": "lemma3.2",
                    "u": "0",
                    "v": "1"
                   },
                   {
                    "member": "e",
                    "kind": "exact",
                    "u": "16",
                    "value": "-1/2"
                   },
                   {
                    "member": "f",
                    "kind": "exact",
                    "u": "20",
                    "value": "-1/2"
                   }
                  ]
                 }
                ],
                "finite": {
                 "ok": true,
                 "enumerated": 0,
                 "closed": 0,
                 "skipped": [],
                 "undecided": []
                }
               },
               {
                "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [0,2,-1,-1] / substitute x_x1 » [3,-1,-1] / boundary 1",
                "kind": "ray",
                "A": [
                 5,
                 8,
                 10,
                 11,
                 16,
                 20
                ],
                "finite": {
                 "ok": true,
                 "enumerated": 1,
                 "closed": 1,
                 "skipped": [],
                 "undecided": []
                }
               },
               {
                "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [0,2,-1,-1] / substitute x_x1 » [3,-1,-1] / interval 2",
                "kind": "closure",
                "auto": {
                 "Se": "1x1+1x2 @ 2pi/3",
                 "So": "d @ pi"
                },
                "closures": [
                 {
                  "ok": true,
                  "tailMember": null,
                  "N0": 2,
                  "validityFloor": 1,
                  "expr": {
                   "A": "-7/2",
                   "B": "1/2",
                   "C": "0",
                   "D": "0"
                  },
                  "boundAtN0": {
                   "lo": "-125131391590649234945340670459755986023392655035504159067255463830355407/55213970774324510299478046898216203619608871777363092441300193790394368",
                   "hi": "-2002102265450387759125450727356095774286336027316178365662649192453907639/883423532389192164791648750371459257913741948437809479060803100646309888"
                  },
                  "target": {
                   "lo": "-112015241955925/70368744177664",
                   "hi": "-7168975485179199/4503599627370496"
                  },
                  "pieces": [
                   {
                    "member": "a",
                    "kind": "exact",
                    "u": "5",
                    "value": "-1/2"
                   },
                   {
                    "member": "b",
                    "kind": "exact",
                    "u": "8",
                    "value": "-1/2"
                   },
                   {
                    "member": "c",
                    "kind": "exact",
                    "u": "10",
                    "value": "-1/2"
                   },
                   {
                    "member": "d",
                    "kind": "lemma3.2",
                    "u": "0",
                    "v": "1"
                   },
                   {
                    "member": "e",
                    "kind": "exact",
                    "u": "16",
                    "value": "-1/2"
                   },
                   {
                    "member": "f",
                    "kind": "exact",
                    "u": "20",
                    "value": "-1/2"
                   }
                  ]
                 }
                ],
                "finite": {
                 "ok": true,
                 "enumerated": 0,
                 "closed": 0,
                 "skipped": [],
                 "undecided": []
                }
               },
               {
                "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [0,2,-1,-1] / substitute x_x1 » [3,-1,-1] / boundary 2",
                "kind": "ray",
                "A": [
                 5,
                 8,
                 10,
                 12,
                 16,
                 20
                ],
                "finite": {
                 "ok": true,
                 "enumerated": 1,
                 "closed": 1,
                 "skipped": [],
                 "undecided": []
                }
               }
              ]
             },
             "2,-3,-4": {
              "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [0,2,-1,-1] / substitute x_x1 » [2,-3,-4]",
              "kind": "closure",
              "auto": {
               "Se": "1x1+2x2 @ pi/6",
               "So": "1x1+1x2 @ pi"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 34,
                "validityFloor": 30,
                "expr": {
                 "A": "-3",
                 "B": "8",
                 "C": "39",
                 "D": "2"
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                "boundAtN0": {
                 "lo": "-1595524035463538759430162624365709278732238685649310737436142404945837519/997302347111236467284322222099030177879185246478620857220984750338998272",
                 "hi": "-25528384567416620150882601989851348454803263026094137389644250247205889207/15956837553779783476549155553584482846066963943657933715535756005423972352"
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                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
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                "pieces": [
                 {
                  "member": "a",
                  "kind": "lemma-halfpi",
                  "u": "3",
                  "v": "2"
                 },
                 {
                  "member": "b",
                  "kind": "lemma3.3",
                  "u": "4",
                  "v": "2",
                  "floor": 12
                 },
                 {
                  "member": "c",
                  "kind": "lemma3.2",
                  "u": "6",
                  "v": "4"
                 },
                 {
                  "member": "d",
                  "kind": "lemma3.3",
                  "u": "8",
                  "v": "2",
                  "floor": 12
                 },
                 {
                  "member": "e",
                  "kind": "lemma3.3",
                  "u": "8",
                  "v": "4",
                  "floor": 24
                 },
                 {
                  "member": "f",
                  "kind": "lemma3.3",
                  "u": "10",
                  "v": "5",
                  "floor": 30
                 }
                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 171,
               "closed": 171,
               "skipped": [],
               "undecided": []
              }
             },
             "2,-4,-4": {
              "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [0,2,-1,-1] / substitute x_x1 » [1,-2,-2]",
              "kind": "closure",
              "auto": {
               "Se": "1x1+1x2 @ pi/2",
               "So": "d @ pi"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 4,
                "validityFloor": 1,
                "expr": {
                 "A": "-2",
                 "B": "1/2",
                 "C": "0",
                 "D": "0"
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                "boundAtN0": {
                 "lo": "-373594260075109531292991881501728902311632578033638075053106335887130063/220855883097298041197912187592864814478435487109452369765200775161577472",
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                "target": {
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                 "hi": "-7168975485179199/4503599627370496"
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                "pieces": [
                 {
                  "member": "a",
                  "kind": "exact",
                  "u": "5",
                  "value": "0"
                 },
                 {
                  "member": "b",
                  "kind": "exact",
                  "u": "6",
                  "value": "-1"
                 },
                 {
                  "member": "c",
                  "kind": "exact",
                  "u": "10",
                  "value": "-1"
                 },
                 {
                  "member": "d",
                  "kind": "lemma3.2",
                  "u": "0",
                  "v": "1"
                 },
                 {
                  "member": "e",
                  "kind": "exact",
                  "u": "12",
                  "value": "1"
                 },
                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "15",
                  "value": "0"
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                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 3,
               "closed": 3,
               "skipped": [],
               "undecided": []
              }
             }
            },
            "coverage": [
             {
              "key": "1,-1,-1",
              "pointsChecked": 1
             },
             {
              "key": "1,-2,-2",
              "pointsChecked": 1
             },
             {
              "key": "3,0,-1",
              "pointsChecked": 1
             },
             {
              "key": "2,-2,-2",
              "pointsChecked": 1
             },
             {
              "key": "3,-1,-1",
              "pointsChecked": 2
             },
             {
              "key": "2,-3,-4",
              "pointsChecked": 1
             },
             {
              "key": "2,-4,-4",
              "pointsChecked": 1
             }
            ]
           },
           {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [0,2,-1,-1] / substitute x_x1",
            "kind": "dot",
            "auto": "omcsq d",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [
             {
              "key": "1,-1,0",
              "delta": "2"
             },
             {
              "key": "1,-1,1",
              "delta": "-1/2"
             },
             {
              "key": "2,-1,2",
              "delta": "1/2"
             },
             {
              "key": "2,-2,0",
              "delta": "1/2"
             },
             {
              "key": "1,1,-1",
              "delta": "-1/2"
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            ],
            "children": {
             "1,-1,0": {
              "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [0,2,-1,-1] / substitute x_x1 » [1,-1,0]",
              "kind": "closure",
              "auto": {
               "Se": "2x1+1x2 @ 2pi/3",
               "So": "a @ 2pi/3"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 12,
                "validityFloor": 12,
                "expr": {
                 "A": "-3",
                 "B": "0",
                 "C": "12",
                 "D": "0"
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                "boundAtN0": {
                 "lo": "-2",
                 "hi": "-2"
                },
                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
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                "pieces": [
                 {
                  "member": "a",
                  "kind": "lemma3.3",
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                  "floor": 6
                 },
                 {
                  "member": "b",
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                  "u": "2",
                  "value": "-1/2"
                 },
                 {
                  "member": "c",
                  "kind": "lemma3.3",
                  "u": "0",
                  "v": "2",
                  "floor": 12
                 },
                 {
                  "member": "d",
                  "kind": "lemma3.3",
                  "u": "5",
                  "v": "-1",
                  "floor": 6
                 },
                 {
                  "member": "e",
                  "kind": "exact",
                  "u": "4",
                  "value": "-1/2"
                 },
                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "5",
                  "value": "-1/2"
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                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 20,
               "closed": 20,
               "skipped": [],
               "undecided": []
              }
             },
             "2,-1,2": {
              "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [0,2,-1,-1] / substitute x_x1 » [2,-1,2]",
              "kind": "closure",
              "auto": {
               "Se": "1x1+1x2 @ pi/2",
               "So": "a @ pi/2"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 12,
                "validityFloor": 1,
                "expr": {
                 "A": "-2",
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                 "D": "1"
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                "boundAtN0": {
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                "target": {
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                 "hi": "-7168975485179199/4503599627370496"
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                "pieces": [
                 {
                  "member": "a",
                  "kind": "lemma-halfpi",
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                  "v": "1"
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                 {
                  "member": "b",
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                  "u": "6",
                  "value": "-1"
                 },
                 {
                  "member": "c",
                  "kind": "lemma3.2",
                  "u": "0",
                  "v": "2"
                 },
                 {
                  "member": "d",
                  "kind": "exact",
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                  "value": "-1"
                 },
                 {
                  "member": "e",
                  "kind": "exact",
                  "u": "12",
                  "value": "1"
                 },
                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "15",
                  "value": "0"
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                ]
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              ],
              "finite": {
               "ok": true,
               "enumerated": 41,
               "closed": 41,
               "skipped": [],
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              }
             },
             "2,-2,0": {
              "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [0,2,-1,-1] / substitute x_x1 » [1,-1,0]",
              "kind": "closure",
              "auto": {
               "Se": "2x1+1x2 @ 2pi/3",
               "So": "a @ 2pi/3"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 12,
                "validityFloor": 12,
                "expr": {
                 "A": "-3",
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                 "C": "12",
                 "D": "0"
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                "boundAtN0": {
                 "lo": "-2",
                 "hi": "-2"
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                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
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                "pieces": [
                 {
                  "member": "a",
                  "kind": "lemma3.3",
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                  "v": "1",
                  "floor": 6
                 },
                 {
                  "member": "b",
                  "kind": "exact",
                  "u": "2",
                  "value": "-1/2"
                 },
                 {
                  "member": "c",
                  "kind": "lemma3.3",
                  "u": "0",
                  "v": "2",
                  "floor": 12
                 },
                 {
                  "member": "d",
                  "kind": "lemma3.3",
                  "u": "5",
                  "v": "-1",
                  "floor": 6
                 },
                 {
                  "member": "e",
                  "kind": "exact",
                  "u": "4",
                  "value": "-1/2"
                 },
                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "5",
                  "value": "-1/2"
                 }
                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 20,
               "closed": 20,
               "skipped": [],
               "undecided": []
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             }
            },
            "coverage": [
             {
              "key": "1,-1,0",
              "pointsChecked": 2
             },
             {
              "key": "2,-1,2",
              "pointsChecked": 1
             },
             {
              "key": "2,-2,0",
              "pointsChecked": 2
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           }
          ]
         },
         "1,1,0,-1": {
          "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,0,0] » [1,1,0,-1]",
          "kind": "dot",
          "auto": "omcsq e",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [],
          "children": {},
          "coverage": []
         }
        },
        "coverage": [
         {
          "key": "1,-1,1,1",
          "pointsChecked": 7
         },
         {
          "key": "1,1,-1,-1",
          "pointsChecked": 21
         },
         {
          "key": "0,2,-1,0",
          "pointsChecked": 42
         },
         {
          "key": "0,2,-1,-1",
          "pointsChecked": 13
         },
         {
          "key": "1,1,0,-1",
          "pointsChecked": 44
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        ]
       },
       "2,0,-1,-1,0": {
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         {
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            "key": "3,1,-1",
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           {
            "key": "2,0,-1",
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           {
            "key": "1,1,-1",
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           {
            "key": "3,3,-1",
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           {
            "key": "2,1,-1",
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           {
            "key": "3,2,-1",
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           {
            "key": "1,0,-1",
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              "ok": true,
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                "member": "c",
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               {
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           },
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           "1,0,-1": {
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               {
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           {
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           {
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           {
            "key": "2,0,-1,0",
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           {
            "key": "1,1,-1,1",
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           {
            "key": "3,3,-1,3",
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           },
           {
            "key": "2,1,-1,1",
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           },
           {
            "key": "3,2,-1,1",
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           {
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           "2,0,-1,0": {
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            "children": {
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               "Se": "1x1+1x2 @ 2pi/3",
               "So": "a @ pi"
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                  "value": "-1/2"
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                 {
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                  "value": "-1/2"
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                 {
                  "member": "d",
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                  "warn": "target angle 0"
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                 {
                  "member": "e",
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                  "u": "8",
                  "value": "-1/2"
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                 {
                  "member": "f",
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                  "u": "10",
                  "value": "-1/2"
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                ]
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              ],
              "finite": {
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             },
             "1,-2,-1": {
              "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,0] / substitute x_x0 » [2,0,-1,0] » [1,-2,-1]",
              "kind": "closure",
              "auto": {
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              "closures": [
               {
                "ok": true,
                "tailMember": null,
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                "validityFloor": 12,
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                "boundAtN0": {
                 "lo": "-7/4",
                 "hi": "-7/4"
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                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
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                 {
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                 {
                  "member": "c",
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                  "floor": 12
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                 {
                  "member": "d",
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                  "floor": 12
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                 {
                  "member": "e",
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                  "value": "-1/2"
                 },
                 {
                  "member": "f",
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            "coverage": [
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              "key": "1,-1,1",
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             {
              "key": "1,-2,-1",
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           },
           "1,1,-1,1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,0] / substitute x_x0 » [1,1,-1,1]",
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            "auto": "omcsq a",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
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           },
           "1,0,-1,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,0] / substitute x_x0 » [1,0,-1,-1]",
            "kind": "dot",
            "auto": "omcsq e",
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            "dip": "-5/3",
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          },
          "coverage": [
           {
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           },
           {
            "key": "2,0,-1,0",
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           },
           {
            "key": "1,1,-1,1",
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           },
           {
            "key": "1,0,-1,-1",
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         },
         {
          "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,0] / substitute x_x0",
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          "auto": "omcsq b",
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          "posBase": "3",
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          "exceptions": [
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           {
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           {
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           {
            "key": "1,1,-1,1",
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           {
            "key": "3,3,-1,3",
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           {
            "key": "2,1,-1,1",
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           {
            "key": "3,2,-1,3",
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           {
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          "children": {
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           "2,0,-1,0": {
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             {
              "key": "4,1,-2",
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             {
              "key": "4,0,-2",
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             {
              "key": "1,-1,-3",
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             {
              "key": "1,-2,-3",
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             {
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             {
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             {
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            "children": {
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              "kind": "closure",
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               "So": "a @ 2pi/3"
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                "ok": true,
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                "boundAtN0": {
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                 {
                  "member": "c",
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                 {
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                 {
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                 },
                 {
                  "member": "f",
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              ],
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             },
             "4,1,-2": {
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              "kind": "closure",
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               "So": "a @ pi/2"
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                "boundAtN0": {
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                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
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                "pieces": [
                 {
                  "member": "a",
                  "kind": "lemma-halfpi",
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                  "v": "1"
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                 {
                  "member": "b",
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                  "u": "6",
                  "value": "-1"
                 },
                 {
                  "member": "c",
                  "kind": "exact",
                  "u": "10",
                  "value": "-1"
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                 {
                  "member": "d",
                  "kind": "lemma3.2",
                  "u": "0",
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                 {
                  "member": "e",
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                  "u": "12",
                  "value": "1"
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                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "15",
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                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 41,
               "closed": 41,
               "skipped": [],
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             },
             "4,0,-2": {
              "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,0] / substitute x_x0 » [2,0,-1,0] » [4,0,-2]",
              "kind": "closure",
              "auto": {
               "Se": "1x1+3x2 @ 2pi/3",
               "So": "a @ 2pi/3"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 12,
                "validityFloor": 12,
                "expr": {
                 "A": "-3",
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                 "C": "12",
                 "D": "0"
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                "boundAtN0": {
                 "lo": "-2",
                 "hi": "-2"
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                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
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                "pieces": [
                 {
                  "member": "a",
                  "kind": "lemma3.3",
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                  "v": "1",
                  "floor": 6
                 },
                 {
                  "member": "b",
                  "kind": "exact",
                  "u": "2",
                  "value": "-1/2"
                 },
                 {
                  "member": "c",
                  "kind": "lemma3.3",
                  "u": "5",
                  "v": "-1",
                  "floor": 6
                 },
                 {
                  "member": "d",
                  "kind": "lemma3.3",
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                  "v": "2",
                  "floor": 12
                 },
                 {
                  "member": "e",
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                  "u": "4",
                  "value": "-1/2"
                 },
                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "5",
                  "value": "-1/2"
                 }
                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 13,
               "closed": 13,
               "skipped": [],
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             },
             "1,-1,-3": {
              "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,0] / substitute x_x0 » [2,0,-1,0] » [1,-1,-3]",
              "kind": "closure",
              "auto": {
               "Se": "1x1+2x2 @ 2pi/3",
               "So": "a @ pi"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 4,
                "validityFloor": 1,
                "expr": {
                 "A": "-2",
                 "B": "1/2",
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                 "D": "0"
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                "boundAtN0": {
                 "lo": "-373594260075109531292991881501728902311632578033638075053106335887130063/220855883097298041197912187592864814478435487109452369765200775161577472",
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                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
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                "pieces": [
                 {
                  "member": "a",
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                  "v": "1"
                 },
                 {
                  "member": "b",
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                  "u": "4",
                  "value": "-1/2"
                 },
                 {
                  "member": "c",
                  "kind": "exact",
                  "u": "5",
                  "value": "-1/2"
                 },
                 {
                  "member": "d",
                  "kind": "trivial",
                  "u": "0",
                  "v": "2",
                  "warn": "target angle 0"
                 },
                 {
                  "member": "e",
                  "kind": "exact",
                  "u": "8",
                  "value": "-1/2"
                 },
                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "10",
                  "value": "-1/2"
                 }
                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 1,
               "closed": 1,
               "skipped": [],
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             },
             "1,-2,-3": {
              "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,0] / substitute x_x0 » [2,0,-1,0] » [1,-2,-3]",
              "kind": "closure",
              "auto": {
               "Se": "a @ 2pi/3",
               "So": "1x1+1x2 @ 4pi/3"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 35,
                "validityFloor": 30,
                "expr": {
                 "A": "-3",
                 "B": "0",
                 "C": "48",
                 "D": "0"
                },
                "boundAtN0": {
                 "lo": "-57/35",
                 "hi": "-57/35"
                },
                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
                },
                "pieces": [
                 {
                  "member": "a",
                  "kind": "exact",
                  "u": "1",
                  "value": "-1/2"
                 },
                 {
                  "member": "b",
                  "kind": "lemma3.3",
                  "u": "2",
                  "v": "-2",
                  "floor": 12
                 },
                 {
                  "member": "c",
                  "kind": "lemma3.3",
                  "u": "3",
                  "v": "-5",
                  "floor": 30
                 },
                 {
                  "member": "d",
                  "kind": "exact",
                  "u": "2",
                  "value": "-1/2"
                 },
                 {
                  "member": "e",
                  "kind": "lemma3.3",
                  "u": "4",
                  "v": "-4",
                  "floor": 24
                 },
                 {
                  "member": "f",
                  "kind": "lemma3.3",
                  "u": "5",
                  "v": "-5",
                  "floor": 30
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                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 18,
               "closed": 18,
               "skipped": [],
               "undecided": []
              }
             },
             "2,0,-1": {
              "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,0] / substitute x_x0 » [2,0,-1,0] » [4,0,-2]",
              "kind": "closure",
              "auto": {
               "Se": "1x1+3x2 @ 2pi/3",
               "So": "a @ 2pi/3"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 12,
                "validityFloor": 12,
                "expr": {
                 "A": "-3",
                 "B": "0",
                 "C": "12",
                 "D": "0"
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                "boundAtN0": {
                 "lo": "-2",
                 "hi": "-2"
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                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
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                "pieces": [
                 {
                  "member": "a",
                  "kind": "lemma3.3",
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                  "v": "1",
                  "floor": 6
                 },
                 {
                  "member": "b",
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                  "u": "2",
                  "value": "-1/2"
                 },
                 {
                  "member": "c",
                  "kind": "lemma3.3",
                  "u": "5",
                  "v": "-1",
                  "floor": 6
                 },
                 {
                  "member": "d",
                  "kind": "lemma3.3",
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                  "v": "2",
                  "floor": 12
                 },
                 {
                  "member": "e",
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                  "u": "4",
                  "value": "-1/2"
                 },
                 {
                  "member": "f",
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                  "u": "5",
                  "value": "-1/2"
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                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 13,
               "closed": 13,
               "skipped": [],
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             },
             "1,0,-1": {
              "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,0] / substitute x_x0 » [2,0,-1,0] » [2,0,-2]",
              "kind": "closure",
              "auto": {
               "Se": "1x1+2x2 @ pi/3",
               "So": "a @ 2pi/3"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 12,
                "validityFloor": 12,
                "expr": {
                 "A": "-5/2",
                 "B": "0",
                 "C": "9",
                 "D": "0"
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                "boundAtN0": {
                 "lo": "-7/4",
                 "hi": "-7/4"
                },
                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
                },
                "pieces": [
                 {
                  "member": "a",
                  "kind": "lemma3.3",
                  "u": "0",
                  "v": "1",
                  "floor": 6
                 },
                 {
                  "member": "b",
                  "kind": "exact",
                  "u": "2",
                  "value": "-1/2"
                 },
                 {
                  "member": "c",
                  "kind": "exact",
                  "u": "3",
                  "value": "-1"
                 },
                 {
                  "member": "d",
                  "kind": "lemma3.3",
                  "u": "0",
                  "v": "2",
                  "floor": 12
                 },
                 {
                  "member": "e",
                  "kind": "exact",
                  "u": "4",
                  "value": "-1/2"
                 },
                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "5",
                  "value": "1/2"
                 }
                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 20,
               "closed": 20,
               "skipped": [],
               "undecided": []
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             }
            },
            "coverage": [
             {
              "key": "2,0,-2",
              "pointsChecked": 2
             },
             {
              "key": "4,1,-2",
              "pointsChecked": 1
             },
             {
              "key": "4,0,-2",
              "pointsChecked": 1
             },
             {
              "key": "1,-1,-3",
              "pointsChecked": 1
             },
             {
              "key": "1,-2,-3",
              "pointsChecked": 1
             },
             {
              "key": "2,0,-1",
              "pointsChecked": 1
             },
             {
              "key": "1,0,-1",
              "pointsChecked": 2
             }
            ]
           },
           "1,1,-1,1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,0] / substitute x_x0 » [1,1,-1,1]",
            "kind": "dot",
            "auto": "omcsq a",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [],
            "children": {},
            "coverage": []
           },
           "1,0,-1,1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,0] / substitute x_x0 » [1,0,-1,1]",
            "kind": "dot",
            "auto": "omcsq e",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [],
            "children": {},
            "coverage": []
           }
          },
          "coverage": [
           {
            "key": "1,-1,-1,-1",
            "pointsChecked": 2
           },
           {
            "key": "2,0,-1,0",
            "pointsChecked": 4
           },
           {
            "key": "1,1,-1,1",
            "pointsChecked": 5
           },
           {
            "key": "1,0,-1,1",
            "pointsChecked": 6
           }
          ]
         }
        ]
       },
       "2,0,-1,-1,-1": {
        "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1]",
        "kind": "split",
        "parts": [
         {
          "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_x0",
          "kind": "dot",
          "auto": "omcsq b",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [
           {
            "key": "1,-1,-1",
            "delta": "4/3"
           }
          ],
          "children": {
           "1,-1,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_x0 » [1,-1,-1]",
            "kind": "dot",
            "auto": "omcsq e",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [],
            "children": {},
            "coverage": []
           }
          },
          "coverage": [
           {
            "key": "1,-1,-1",
            "pointsChecked": 3
           }
          ]
         },
         {
          "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_x0",
          "kind": "dot",
          "auto": "omcsq b",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [
           {
            "key": "1,-1,-1,-1",
            "delta": "4/3"
           }
          ],
          "children": {
           "1,-1,-1,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_x0 » [1,-1,-1,-1]",
            "kind": "dot",
            "auto": "omcsq e",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [],
            "children": {},
            "coverage": []
           }
          },
          "coverage": [
           {
            "key": "1,-1,-1,-1",
            "pointsChecked": 1
           }
          ]
         },
         {
          "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_s2",
          "kind": "dot",
          "auto": "omcsq b",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [
           {
            "key": "1,-1,-1",
            "delta": "4/3"
           },
           {
            "key": "1,1,-1",
            "delta": "2"
           },
           {
            "key": "1,0,-1",
            "delta": "2"
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          ],
          "children": {
           "1,-1,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_s2 » [1,-1,-1]",
            "kind": "closure",
            "auto": {
             "Se": "1x1+1x2 @ pi/3",
             "So": "c @ pi"
            },
            "closures": [
             {
              "ok": true,
              "tailMember": null,
              "N0": 12,
              "validityFloor": 12,
              "expr": {
               "A": "-5/2",
               "B": "1/2",
               "C": "6",
               "D": "0"
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              "boundAtN0": {
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              "target": {
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              "pieces": [
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                "member": "a",
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               {
                "member": "b",
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                "u": "4",
                "value": "-1/2"
               },
               {
                "member": "c",
                "kind": "lemma3.2",
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                "v": "1"
               },
               {
                "member": "d",
                "kind": "lemma3.3",
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                "floor": 12
               },
               {
                "member": "e",
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                "value": "1"
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               {
                "member": "f",
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                "u": "8",
                "value": "-1/2"
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              ]
             }
            ],
            "finite": {
             "ok": true,
             "enumerated": 41,
             "closed": 41,
             "skipped": [],
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           },
           "1,1,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_s2 » [1,1,-1]",
            "kind": "closure",
            "auto": {
             "Se": "1x1+1x2 @ pi/6",
             "So": "a @ pi/2"
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            "closures": [
             {
              "ok": true,
              "tailMember": null,
              "N0": 14,
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              "expr": {
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              "pieces": [
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                "member": "a",
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               {
                "member": "b",
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                "value": "-1/2"
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               {
                "member": "c",
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                "floor": 6
               },
               {
                "member": "d",
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                "floor": 12
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               {
                "member": "e",
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               {
                "member": "f",
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            "finite": {
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             "closed": 57,
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           },
           "1,0,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_s2 » [1,0,-1]",
            "kind": "closure",
            "auto": {
             "Se": "1x1+1x2 @ pi/6",
             "So": "a @ pi/2"
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            "closures": [
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              "pieces": [
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               {
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                "floor": 12
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               {
                "member": "c",
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               },
               {
                "member": "d",
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                "value": "-1/2"
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               {
                "member": "e",
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               {
                "member": "f",
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                "floor": 18
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          },
          "coverage": [
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           {
            "key": "1,1,-1",
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           {
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         },
         {
          "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_t",
          "kind": "dot",
          "auto": "omcsq b",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [
           {
            "key": "1,-1,-1",
            "delta": "4/3"
           },
           {
            "key": "1,0,-1",
            "delta": "2"
           }
          ],
          "children": {
           "1,-1,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_t » [1,-1,-1]",
            "kind": "closure",
            "auto": {
             "Se": "1x1+1x2 @ pi/3",
             "So": "c @ pi"
            },
            "closures": [
             {
              "ok": true,
              "tailMember": null,
              "N0": 6,
              "validityFloor": 6,
              "expr": {
               "A": "-5/2",
               "B": "1/2",
               "C": "3",
               "D": "0"
              },
              "boundAtN0": {
               "lo": "-102859329757594959365308038942654548723080143978585444385123141532341527/55213970774324510299478046898216203619608871777363092441300193790394368",
               "hi": "-14811743485093674148604357607742255014035594279664415812044294151825401015/7950811791502729483124838753343133321223677535940285311547227905816788992"
              },
              "target": {
               "lo": "-112015241955925/70368744177664",
               "hi": "-7168975485179199/4503599627370496"
              },
              "pieces": [
               {
                "member": "a",
                "kind": "exact",
                "u": "3",
                "value": "-1"
               },
               {
                "member": "b",
                "kind": "exact",
                "u": "4",
                "value": "-1/2"
               },
               {
                "member": "c",
                "kind": "lemma3.2",
                "u": "0",
                "v": "1"
               },
               {
                "member": "d",
                "kind": "lemma3.3",
                "u": "1",
                "v": "1",
                "floor": 6
               },
               {
                "member": "e",
                "kind": "exact",
                "u": "6",
                "value": "1"
               },
               {
                "member": "f",
                "kind": "exact",
                "u": "8",
                "value": "-1/2"
               }
              ]
             }
            ],
            "finite": {
             "ok": true,
             "enumerated": 9,
             "closed": 9,
             "skipped": [],
             "undecided": []
            }
           },
           "1,0,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_t » [1,0,-1]",
            "kind": "closure",
            "auto": {
             "Se": "a @ pi",
             "So": "c @ pi"
            },
            "closures": [
             {
              "ok": true,
              "tailMember": null,
              "N0": 9,
              "validityFloor": 1,
              "expr": {
               "A": "-2",
               "B": "3",
               "C": "0",
               "D": "0"
              },
              "boundAtN0": {
               "lo": "-33841866289689321490960480319884294198569054256881578833497899294348567/20705239040371691362304267586831076357353326916511159665487572671397888",
               "hi": "-4873228745715262294698309166063338362505997359739059172610259269554414775/2981554421813523556171814532503674995458879075977606991830210464681295872"
              },
              "target": {
               "lo": "-112015241955925/70368744177664",
               "hi": "-7168975485179199/4503599627370496"
              },
              "pieces": [
               {
                "member": "a",
                "kind": "exact",
                "u": "1",
                "value": "-1"
               },
               {
                "member": "b",
                "kind": "trivial",
                "u": "4",
                "v": "-2",
                "warn": "target angle 0"
               },
               {
                "member": "c",
                "kind": "lemma3.2",
                "u": "0",
                "v": "1"
               },
               {
                "member": "d",
                "kind": "lemma3.2",
                "u": "-1",
                "v": "2"
               },
               {
                "member": "e",
                "kind": "exact",
                "u": "2",
                "value": "1"
               },
               {
                "member": "f",
                "kind": "lemma3.2",
                "u": "4",
                "v": "-1"
               }
              ]
             }
            ],
            "finite": {
             "ok": true,
             "enumerated": 3,
             "closed": 3,
             "skipped": [],
             "undecided": []
            }
           }
          },
          "coverage": [
           {
            "key": "1,-1,-1",
            "pointsChecked": 3
           },
           {
            "key": "1,0,-1",
            "pointsChecked": 4
           }
          ]
         },
         {
          "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_t",
          "kind": "dot",
          "auto": "omcsq b",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [
           {
            "key": "1,-1,-1,-1",
            "delta": "4/3"
           },
           {
            "key": "1,0,-1,-1",
            "delta": "2"
           }
          ],
          "children": {
           "1,-1,-1,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_t » [1,-1,-1,-1]",
            "kind": "dot",
            "auto": "omcsq c",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [],
            "children": {},
            "coverage": []
           },
           "1,0,-1,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_t » [1,0,-1,-1]",
            "kind": "dot",
            "auto": "omcsq e",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [],
            "children": {},
            "coverage": []
           }
          },
          "coverage": [
           {
            "key": "1,-1,-1,-1",
            "pointsChecked": 1
           },
           {
            "key": "1,0,-1,-1",
            "pointsChecked": 1
           }
          ]
         },
         {
          "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_t",
          "kind": "dot",
          "auto": "omcsq b",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [
           {
            "key": "1,-1,-1,-1",
            "delta": "4/3"
           },
           {
            "key": "1,0,-1,-1",
            "delta": "2"
           },
           {
            "key": "1,1,0,-1",
            "delta": "2"
           }
          ],
          "children": {
           "1,-1,-1,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_t » [1,-1,-1,-1]",
            "kind": "dot",
            "auto": "omcsq c",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [],
            "children": {},
            "coverage": []
           },
           "1,0,-1,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_t » [1,0,-1,-1]",
            "kind": "dot",
            "auto": "omcsq e",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [],
            "children": {},
            "coverage": []
           },
           "1,1,0,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_t » [1,1,0,-1]",
            "kind": "dot",
            "auto": "omcsq c",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [],
            "children": {},
            "coverage": []
           }
          },
          "coverage": [
           {
            "key": "1,-1,-1,-1",
            "pointsChecked": 1
           },
           {
            "key": "1,0,-1,-1",
            "pointsChecked": 1
           },
           {
            "key": "1,1,0,-1",
            "pointsChecked": 1
           }
          ]
         },
         {
          "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_x4",
          "kind": "dot",
          "auto": "omcsq b",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [
           {
            "key": "1,-1,-1,-1",
            "delta": "4/3"
           },
           {
            "key": "1,1,-1,0",
            "delta": "2"
           },
           {
            "key": "1,0,-1,0",
            "delta": "2"
           }
          ],
          "children": {
           "1,-1,-1,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_x4 » [1,-1,-1,-1]",
            "kind": "dot",
            "auto": "omcsq c",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [],
            "children": {},
            "coverage": []
           },
           "1,1,-1,0": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_x4 » [1,1,-1,0]",
            "kind": "dot",
            "auto": "omcsq c",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [],
            "children": {},
            "coverage": []
           },
           "1,0,-1,0": {
            "label": "b+2e = 2f / [[\"O0\"]] » [2,0,-1,-1,-1] / substitute x_x4 » [1,0,-1,0]",
            "kind": "dot",
            "auto": "omcsq e",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [],
            "children": {},
            "coverage": []
           }
          },
          "coverage": [
           {
            "key": "1,-1,-1,-1",
            "pointsChecked": 1
           },
           {
            "key": "1,1,-1,0",
            "pointsChecked": 1
           },
           {
            "key": "1,0,-1,0",
            "pointsChecked": 3
           }
          ]
         }
        ]
       },
       "1,0,-1,-1,-1": {
        "label": "b+2e = 2f / [[\"O0\"]] » [1,0,-1,-1,-1]",
        "kind": "dot",
        "auto": "omcsq e",
        "base": "0",
        "posBase": "3",
        "dip": "-5/3",
        "exceptions": [],
        "children": {},
        "coverage": []
       },
       "1,0,0,-1,-1": {
        "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,-1,-1]",
        "kind": "dot",
        "auto": "omcsq d",
        "base": "0",
        "posBase": "3",
        "dip": "-5/3",
        "exceptions": [
         {
          "key": "0,1,1,-1",
          "delta": "1/2"
         },
         {
          "key": "0,1,1,-2",
          "delta": "1/2"
         },
         {
          "key": "1,-1,0,2",
          "delta": "-1/2"
         }
        ],
        "children": {
         "0,1,1,-1": {
          "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,-1,-1] » [0,1,1,-1]",
          "kind": "dot",
          "auto": "omcsq b",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [
           {
            "key": "1,-1,0",
            "delta": "4/3"
           }
          ],
          "children": {
           "1,-1,0": {
            "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,-1,-1] » [0,1,1,-1] » [1,-1,0]",
            "kind": "dot",
            "auto": "omcsq e",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [],
            "children": {},
            "coverage": []
           }
          },
          "coverage": [
           {
            "key": "1,-1,0",
            "pointsChecked": 3
           }
          ]
         },
         "0,1,1,-2": {
          "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,-1,-1] » [0,1,1,-2]",
          "kind": "split",
          "parts": [
           {
            "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,-1,-1] » [0,1,1,-2] / substitute x_x4",
            "kind": "closure",
            "auto": {
             "Se": "a @ pi/2",
             "So": "e @ pi"
            },
            "closures": [
             {
              "ok": true,
              "tailMember": null,
              "N0": 11,
              "validityFloor": 1,
              "expr": {
               "A": "-4",
               "B": "15",
               "C": "0",
               "D": "3"
              },
              "boundAtN0": {
               "lo": "-1603160944593759461018545583320446188244449929126356685347017981798113057/835111307961658218279605459335520079746584185632616773174665431079714816",
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              },
              "target": {
               "lo": "-112015241955925/70368744177664",
               "hi": "-7168975485179199/4503599627370496"
              },
              "pieces": [
               {
                "member": "a",
                "kind": "exact",
                "u": "1",
                "value": "0"
               },
               {
                "member": "b",
                "kind": "lemma3.2",
                "u": "-6",
                "v": "4"
               },
               {
                "member": "c",
                "kind": "lemma3.2",
                "u": "-4",
                "v": "3"
               },
               {
                "member": "d",
                "kind": "lemma3.2",
                "u": "-2",
                "v": "2"
               },
               {
                "member": "e",
                "kind": "lemma3.2",
                "u": "0",
                "v": "1"
               },
               {
                "member": "f",
                "kind": "lemma-halfpi",
                "u": "-3",
                "v": "3"
               }
              ]
             }
            ],
            "finite": {
             "ok": true,
             "enumerated": 7,
             "closed": 7,
             "skipped": [],
             "undecided": []
            }
           },
           {
            "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,-1,-1] » [0,1,1,-2] / substitute x_x4",
            "kind": "dot",
            "auto": "omcsq b",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [
             {
              "key": "1,-1,0",
              "delta": "4/3"
             }
            ],
            "children": {
             "1,-1,0": {
              "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,-1,-1] » [0,1,1,-2] / substitute x_x4 » [1,-1,0]",
              "kind": "closure",
              "auto": {
               "Se": "1x1+1x2 @ pi/6",
               "So": "a @ pi"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 4,
                "validityFloor": 1,
                "expr": {
                 "A": "-5/2",
                 "B": "1",
                 "C": "0",
                 "D": "0"
                },
                "boundAtN0": {
                 "lo": "-207952347752136000394557740807080291452805962701548797729205754515946959/110427941548649020598956093796432407239217743554726184882600387580788736",
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                },
                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
                },
                "pieces": [
                 {
                  "member": "a",
                  "kind": "lemma3.2",
                  "u": "0",
                  "v": "1"
                 },
                 {
                  "member": "b",
                  "kind": "exact",
                  "u": "6",
                  "value": "-1"
                 },
                 {
                  "member": "c",
                  "kind": "lemma3.2",
                  "u": "12",
                  "v": "-1"
                 },
                 {
                  "member": "d",
                  "kind": "exact",
                  "u": "8",
                  "value": "-1/2"
                 },
                 {
                  "member": "e",
                  "kind": "exact",
                  "u": "9",
                  "value": "0"
                 },
                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "12",
                  "value": "1"
                 }
                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 3,
               "closed": 3,
               "skipped": [],
               "undecided": []
              }
             }
            },
            "coverage": [
             {
              "key": "1,-1,0",
              "pointsChecked": 1
             }
            ]
           },
           {
            "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,-1,-1] » [0,1,1,-2] / substitute x_x4",
            "kind": "dot",
            "auto": "omcsq b",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [
             {
              "key": "1,-1,-2",
              "delta": "4/3"
             },
             {
              "key": "2,1,-1",
              "delta": "1/2"
             }
            ],
            "children": {
             "1,-1,-2": {
              "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,-1,-1] » [0,1,1,-2] / substitute x_x4 » [1,-1,-2]",
              "kind": "closure",
              "auto": {
               "Se": "1x1+1x2 @ pi/6",
               "So": "a @ pi"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 4,
                "validityFloor": 1,
                "expr": {
                 "A": "-5/2",
                 "B": "1",
                 "C": "0",
                 "D": "0"
                },
                "boundAtN0": {
                 "lo": "-207952347752136000394557740807080291452805962701548797729205754515946959/110427941548649020598956093796432407239217743554726184882600387580788736",
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                },
                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
                },
                "pieces": [
                 {
                  "member": "a",
                  "kind": "lemma3.2",
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                  "v": "1"
                 },
                 {
                  "member": "b",
                  "kind": "exact",
                  "u": "6",
                  "value": "-1"
                 },
                 {
                  "member": "c",
                  "kind": "lemma3.2",
                  "u": "12",
                  "v": "-1"
                 },
                 {
                  "member": "d",
                  "kind": "exact",
                  "u": "8",
                  "value": "-1/2"
                 },
                 {
                  "member": "e",
                  "kind": "exact",
                  "u": "9",
                  "value": "0"
                 },
                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "12",
                  "value": "1"
                 }
                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 3,
               "closed": 3,
               "skipped": [],
               "undecided": []
              }
             },
             "2,1,-1": {
              "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,-1,-1] » [0,1,1,-2] / substitute x_x4 » [2,1,-1]",
              "kind": "closure",
              "auto": {
               "Se": "1x1+1x2 @ pi/2",
               "So": "a @ pi"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 10,
                "validityFloor": 1,
                "expr": {
                 "A": "-2",
                 "B": "1/2",
                 "C": "0",
                 "D": "1"
                },
                "boundAtN0": {
                 "lo": "-2258931520196390390805985700462189314296834968061608902925765671459225039/1380349269358112757486951172455405090490221794434077311032504844759859200",
                 "hi": "-36142904323142246252895771207395029020015273056809274902879777213114098871/22085588309729804119791218759286481447843548710945236976520077516157747200"
                },
                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
                },
                "pieces": [
                 {
                  "member": "a",
                  "kind": "lemma3.2",
                  "u": "0",
                  "v": "1"
                 },
                 {
                  "member": "b",
                  "kind": "exact",
                  "u": "6",
                  "value": "-1"
                 },
                 {
                  "member": "c",
                  "kind": "lemma-halfpi",
                  "u": "15",
                  "v": "-1"
                 },
                 {
                  "member": "d",
                  "kind": "exact",
                  "u": "10",
                  "value": "-1"
                 },
                 {
                  "member": "e",
                  "kind": "exact",
                  "u": "12",
                  "value": "1"
                 },
                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "15",
                  "value": "0"
                 }
                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 27,
               "closed": 27,
               "skipped": [],
               "undecided": []
              }
             }
            },
            "coverage": [
             {
              "key": "1,-1,-2",
              "pointsChecked": 1
             },
             {
              "key": "2,1,-1",
              "pointsChecked": 1
             }
            ]
           }
          ]
         }
        },
        "coverage": [
         {
          "key": "0,1,1,-1",
          "pointsChecked": 6
         },
         {
          "key": "0,1,1,-2",
          "pointsChecked": 11
         }
        ]
       },
       "1,0,0,0,-1": {
        "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1]",
        "kind": "dot",
        "auto": "omcsq b",
        "base": "0",
        "posBase": "3",
        "dip": "-5/3",
        "exceptions": [
         {
          "key": "0,1,-1,-1",
          "delta": "4/3"
         },
         {
          "key": "1,2,-1,-1",
          "delta": "1/2"
         },
         {
          "key": "2,2,-1,0",
          "delta": "1/2"
         },
         {
          "key": "2,3,0,-1",
          "delta": "-1/2"
         },
         {
          "key": "2,3,-1,-1",
          "delta": "-1/2"
         },
         {
          "key": "0,1,0,-1",
          "delta": "2"
         }
        ],
        "children": {
         "0,1,-1,-1": {
          "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [0,1,-1,-1]",
          "kind": "dot",
          "auto": "omcsq e",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [],
          "children": {},
          "coverage": []
         },
         "1,2,-1,-1": {
          "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [1,2,-1,-1]",
          "kind": "split",
          "parts": [
           {
            "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [1,2,-1,-1] / substitute x_s2",
            "kind": "closure",
            "auto": {
             "Se": "1x1+1x2 @ 2pi/3",
             "So": "a @ 2pi/3"
            },
            "closures": [
             {
              "ok": true,
              "tailMember": null,
              "N0": 7,
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              "expr": {
               "A": "-3",
               "B": "0",
               "C": "9",
               "D": "0"
              },
              "boundAtN0": {
               "lo": "-12/7",
               "hi": "-12/7"
              },
              "target": {
               "lo": "-112015241955925/70368744177664",
               "hi": "-7168975485179199/4503599627370496"
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              "pieces": [
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                "member": "a",
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                "floor": 6
               },
               {
                "member": "b",
                "kind": "exact",
                "u": "2",
                "value": "-1/2"
               },
               {
                "member": "c",
                "kind": "lemma3.3",
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                "floor": 6
               },
               {
                "member": "d",
                "kind": "lemma3.3",
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                "v": "-1",
                "floor": 6
               },
               {
                "member": "e",
                "kind": "exact",
                "u": "4",
                "value": "-1/2"
               },
               {
                "member": "f",
                "kind": "exact",
                "u": "5",
                "value": "-1/2"
               }
              ]
             }
            ],
            "finite": {
             "ok": true,
             "enumerated": 11,
             "closed": 11,
             "skipped": [],
             "undecided": []
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           },
           {
            "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [1,2,-1,-1] / substitute x_x1",
            "kind": "closure",
            "auto": {
             "Se": "1x1+1x2 @ pi/3",
             "So": "a @ pi"
            },
            "closures": [
             {
              "ok": true,
              "tailMember": null,
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               "A": "-3",
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               "D": "0"
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              "boundAtN0": {
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              "target": {
               "lo": "-112015241955925/70368744177664",
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              "pieces": [
               {
                "member": "a",
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                "v": "1"
               },
               {
                "member": "b",
                "kind": "exact",
                "u": "2",
                "value": "-1/2"
               },
               {
                "member": "c",
                "kind": "exact",
                "u": "3",
                "value": "-1"
               },
               {
                "member": "d",
                "kind": "lemma3.3",
                "u": "5",
                "v": "-1",
                "floor": 6
               },
               {
                "member": "e",
                "kind": "exact",
                "u": "4",
                "value": "-1/2"
               },
               {
                "member": "f",
                "kind": "exact",
                "u": "5",
                "value": "1/2"
               }
              ]
             }
            ],
            "finite": {
             "ok": true,
             "enumerated": 9,
             "closed": 9,
             "skipped": [],
             "undecided": []
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           },
           {
            "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [1,2,-1,-1] / substitute x_x1",
            "kind": "dot",
            "auto": "omcsq c",
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            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [
             {
              "key": "1,1,-2",
              "delta": "1/2"
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             {
              "key": "1,1,-1",
              "delta": "-1/2"
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            ],
            "children": {
             "1,1,-2": {
              "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [1,2,-1,-1] / substitute x_x1 » [1,1,-2]",
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              "parts": [
               {
                "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [1,2,-1,-1] / substitute x_x1 » [1,1,-2] / substitute x_z",
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                "A": [
                 4,
                 6,
                 10,
                 11,
                 12,
                 15
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                "finite": {
                 "ok": true,
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               },
               {
                "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [1,2,-1,-1] / substitute x_x1 » [1,1,-2] / substitute x_z",
                "kind": "closure",
                "auto": {
                 "Se": "1x1+1x2 @ pi/2",
                 "So": "a @ pi"
                },
                "closures": [
                 {
                  "ok": true,
                  "tailMember": null,
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                   "A": "-2",
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                  "boundAtN0": {
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                   {
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                   {
                    "member": "c",
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                    "value": "-1"
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                   {
                    "member": "d",
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                    "v": "-1"
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                   {
                    "member": "e",
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                    "u": "12",
                    "value": "1"
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                   {
                    "member": "f",
                    "kind": "exact",
                    "u": "15",
                    "value": "0"
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                ],
                "finite": {
                 "ok": true,
                 "enumerated": 27,
                 "closed": 27,
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               },
               {
                "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [1,2,-1,-1] / substitute x_x1 » [1,1,-2] / substitute x_z",
                "kind": "closure",
                "auto": {
                 "Se": "1x1+1x2 @ pi/2",
                 "So": "a @ pi"
                },
                "closures": [
                 {
                  "ok": true,
                  "tailMember": null,
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                  "validityFloor": 1,
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                   "A": "-2",
                   "B": "1/2",
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                    "member": "a",
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                   {
                    "member": "b",
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                    "value": "-1"
                   },
                   {
                    "member": "c",
                    "kind": "exact",
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                    "value": "-1"
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                   {
                    "member": "d",
                    "kind": "lemma-halfpi",
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                    "v": "-1"
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                   {
                    "member": "e",
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                    "value": "1"
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                   {
                    "member": "f",
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                    "value": "0"
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                  ]
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                ],
                "finite": {
                 "ok": true,
                 "enumerated": 27,
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               }
              ]
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            "coverage": [
             {
              "key": "1,1,-2",
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            ]
           },
           {
            "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [1,2,-1,-1] / substitute x_x1",
            "kind": "dot",
            "auto": "omcsq c",
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            "dip": "-5/3",
            "exceptions": [
             {
              "key": "1,1,-1",
              "delta": "4/3"
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            ],
            "children": {
             "1,1,-1": {
              "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [1,2,-1,-1] / substitute x_x1 » [1,1,-1]",
              "kind": "closure",
              "auto": {
               "Se": "1x1+1x2 @ 2pi/3",
               "So": "a @ 4pi/3"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 6,
                "validityFloor": 6,
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                "boundAtN0": {
                 "lo": "-2",
                 "hi": "-2"
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                 {
                  "member": "c",
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                 {
                  "member": "d",
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                  "floor": 6
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                 {
                  "member": "e",
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                 {
                  "member": "f",
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                  "value": "-1/2"
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              "finite": {
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             }
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            "coverage": [
             {
              "key": "1,1,-1",
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           },
           {
            "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [1,2,-1,-1] / substitute x_x3",
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            "auto": "omcsq c",
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            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [
             {
              "key": "1,-1,1",
              "delta": "4/3"
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            ],
            "children": {
             "1,-1,1": {
              "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [1,2,-1,-1] / substitute x_x3 » [1,-1,1]",
              "kind": "closure",
              "auto": {
               "Se": "1x1+1x2 @ 2pi/3",
               "So": "a @ 4pi/3"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
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                "validityFloor": 6,
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                "boundAtN0": {
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                 "hi": "-2"
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                "target": {
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                 {
                  "member": "b",
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                  "value": "-1/2"
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                 {
                  "member": "c",
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                  "value": "-1/2"
                 },
                 {
                  "member": "d",
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                 {
                  "member": "e",
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                 {
                  "member": "f",
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                  "value": "-1/2"
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              "finite": {
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            "coverage": [
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              "key": "1,-1,1",
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         },
         "2,2,-1,0": {
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          "auto": "omcsq c",
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           {
            "key": "0,1,-1",
            "delta": "3/2"
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           {
            "key": "1,2,-1",
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           {
            "key": "0,2,-2",
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           {
            "key": "2,3,-1",
            "delta": "4/3"
           },
           {
            "key": "3,4,-1",
            "delta": "1/2"
           },
           {
            "key": "4,5,-1",
            "delta": "-1/2"
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           {
            "key": "6,7,-1",
            "delta": "-1/2"
           }
          ],
          "children": {
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            "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [2,2,-1,0] » [0,1,-1]",
            "kind": "closure",
            "auto": {
             "Se": "1x1+1x2 @ 2pi/3",
             "So": "a @ pi"
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            "closures": [
             {
              "ok": true,
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              "N0": 4,
              "validityFloor": 1,
              "expr": {
               "A": "-5/2",
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              "boundAtN0": {
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               {
                "member": "b",
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                "value": "-1/2"
               },
               {
                "member": "c",
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                "value": "-1/2"
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               {
                "member": "d",
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               {
                "member": "e",
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               {
                "member": "f",
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            ],
            "finite": {
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           },
           "1,2,-1": {
            "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [2,2,-1,0] » [1,2,-1]",
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               {
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               {
                "member": "c",
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               {
                "member": "d",
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               {
                "member": "e",
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               {
                "member": "f",
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           },
           "0,2,-2": {
            "label": "b+2e = 2f / [[\"O0\"]] » [1,0,0,0,-1] » [2,2,-1,0] » [0,1,-1]",
            "kind": "closure",
            "auto": {
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            "closures": [
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              "ok": true,
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              "boundAtN0": {
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               "D": "0"
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              "boundAtN0": {
               "lo": "-7528979785110226537915975021717435040140319804931286336117853324911050191/4724245374378140912499090387728623922202784091450629597008747831190618112",
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              "target": {
               "lo": "-112015241955925/70368744177664",
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              "pieces": [
               {
                "member": "a",
                "kind": "lemma3.3",
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                "floor": 6
               },
               {
                "member": "b",
                "kind": "lemma3.3",
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                "floor": 12
               },
               {
                "member": "c",
                "kind": "lemma3.3",
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                "v": "-4",
                "floor": 24
               },
               {
                "member": "d",
                "kind": "exact",
                "u": "1",
                "value": "1/2"
               },
               {
                "member": "e",
                "kind": "lemma3.3",
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                "v": "4",
                "floor": 24
               },
               {
                "member": "f",
                "kind": "lemma3.2",
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                "v": "2"
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              ]
             }
            ],
            "finite": {
             "ok": true,
             "enumerated": 32,
             "closed": 32,
             "skipped": [],
             "undecided": []
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           },
           {
            "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [2,0,-1,-1] / substitute x_x0",
            "kind": "dot",
            "auto": "omcsq c",
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            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [
             {
              "key": "2,0,-1",
              "delta": "2"
             },
             {
              "key": "1,-2,-2",
              "delta": "-1/2"
             },
             {
              "key": "2,-1,-1",
              "delta": "4/3"
             }
            ],
            "children": {
             "2,0,-1": {
              "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [2,0,-1,-1] / substitute x_x0 » [2,0,-1]",
              "kind": "closure",
              "auto": {
               "Se": "d @ pi/3",
               "So": "a @ 2pi/3"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 56,
                "validityFloor": 48,
                "expr": {
                 "A": "-5/2",
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                 "C": "45",
                 "D": "0"
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                "boundAtN0": {
                 "lo": "-154185403433492096936885095488507822117822638634008585759782062538658297/96624448855067893024086582071878356334315525610385411772275339133190144",
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                "target": {
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                 "hi": "-7168975485179199/4503599627370496"
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                "pieces": [
                 {
                  "member": "a",
                  "kind": "lemma3.3",
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                  "floor": 6
                 },
                 {
                  "member": "b",
                  "kind": "lemma3.3",
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                  "v": "2",
                  "floor": 12
                 },
                 {
                  "member": "c",
                  "kind": "lemma3.3",
                  "u": "-2",
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                  "floor": 48
                 },
                 {
                  "member": "d",
                  "kind": "exact",
                  "u": "1",
                  "value": "1/2"
                 },
                 {
                  "member": "e",
                  "kind": "lemma3.3",
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                  "floor": 24
                 },
                 {
                  "member": "f",
                  "kind": "lemma3.2",
                  "u": "-1",
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                ]
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              ],
              "finite": {
               "ok": true,
               "enumerated": 38,
               "closed": 38,
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             },
             "2,-1,-1": {
              "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [2,0,-1,-1] / substitute x_x0 » [2,-1,-1]",
              "kind": "split",
              "parts": [
               {
                "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [2,0,-1,-1] / substitute x_x0 » [2,-1,-1] / substitute x_x1",
                "kind": "ray",
                "A": [
                 3,
                 6,
                 8,
                 9,
                 12,
                 16
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                "finite": {
                 "ok": true,
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                 "closed": 1,
                 "skipped": [],
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               },
               {
                "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [2,0,-1,-1] / substitute x_x0 » [2,-1,-1] / substitute x_x1",
                "kind": "closure",
                "auto": {
                 "Se": "1x1+1x2 @ pi/6",
                 "So": "d @ pi"
                },
                "closures": [
                 {
                  "ok": true,
                  "tailMember": null,
                  "N0": 4,
                  "validityFloor": 1,
                  "expr": {
                   "A": "-2",
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                  "boundAtN0": {
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                  "target": {
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                   "hi": "-7168975485179199/4503599627370496"
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                  "pieces": [
                   {
                    "member": "a",
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                   {
                    "member": "b",
                    "kind": "exact",
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                    "value": "-1"
                   },
                   {
                    "member": "c",
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                    "value": "-1/2"
                   },
                   {
                    "member": "d",
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                   },
                   {
                    "member": "e",
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                    "value": "1"
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                   {
                    "member": "f",
                    "kind": "exact",
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                    "value": "-1/2"
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                  ]
                 }
                ],
                "finite": {
                 "ok": true,
                 "enumerated": 3,
                 "closed": 3,
                 "skipped": [],
                 "undecided": []
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               },
               {
                "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [2,0,-1,-1] / substitute x_x0 » [2,-1,-1] / substitute x_x1",
                "kind": "closure",
                "auto": {
                 "Se": "1x1+1x2 @ pi/6",
                 "So": "d @ pi"
                },
                "closures": [
                 {
                  "ok": true,
                  "tailMember": null,
                  "N0": 4,
                  "validityFloor": 1,
                  "expr": {
                   "A": "-2",
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                  "boundAtN0": {
                   "lo": "-373594260075109531292991881501728902311632578033638075053106335887130063/220855883097298041197912187592864814478435487109452369765200775161577472",
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                  "target": {
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                  "pieces": [
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                   {
                    "member": "b",
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                   {
                    "member": "c",
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                    "value": "-1/2"
                   },
                   {
                    "member": "d",
                    "kind": "lemma3.2",
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                   {
                    "member": "e",
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                    "value": "1"
                   },
                   {
                    "member": "f",
                    "kind": "exact",
                    "u": "16",
                    "value": "-1/2"
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                  ]
                 }
                ],
                "finite": {
                 "ok": true,
                 "enumerated": 3,
                 "closed": 3,
                 "skipped": [],
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               }
              ]
             }
            },
            "coverage": [
             {
              "key": "2,0,-1",
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             },
             {
              "key": "2,-1,-1",
              "pointsChecked": 1
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            ]
           },
           {
            "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [2,0,-1,-1] / substitute x_x0",
            "kind": "dot",
            "auto": "omcsq c",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [
             {
              "key": "1,-2,-2",
              "delta": "-1/2"
             },
             {
              "key": "2,-1,-1",
              "delta": "4/3"
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            ],
            "children": {
             "2,-1,-1": {
              "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [2,0,-1,-1] / substitute x_x0 » [2,-1,-1]",
              "kind": "split",
              "parts": [
               {
                "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [2,0,-1,-1] / substitute x_x0 » [2,-1,-1] / substitute x_x1",
                "kind": "ray",
                "A": [
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                 6,
                 8,
                 11,
                 12,
                 16
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                "finite": {
                 "ok": true,
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                 "closed": 1,
                 "skipped": [],
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               },
               {
                "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [2,0,-1,-1] / substitute x_x0 » [2,-1,-1] / substitute x_x1",
                "kind": "closure",
                "auto": {
                 "Se": "1x1+1x2 @ pi/6",
                 "So": "d @ pi"
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                "closures": [
                 {
                  "ok": true,
                  "tailMember": null,
                  "N0": 4,
                  "validityFloor": 1,
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                   "A": "-2",
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                  "boundAtN0": {
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                  "target": {
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                   "hi": "-7168975485179199/4503599627370496"
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                  "pieces": [
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                   {
                    "member": "b",
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                    "value": "-1"
                   },
                   {
                    "member": "c",
                    "kind": "exact",
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                    "value": "-1/2"
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                   {
                    "member": "d",
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                   {
                    "member": "e",
                    "kind": "exact",
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                    "value": "1"
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                   {
                    "member": "f",
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                    "u": "16",
                    "value": "-1/2"
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                 }
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                "finite": {
                 "ok": true,
                 "enumerated": 3,
                 "closed": 3,
                 "skipped": [],
                 "undecided": []
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               },
               {
                "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [2,0,-1,-1] / substitute x_x0 » [2,-1,-1] / substitute x_x1",
                "kind": "closure",
                "auto": {
                 "Se": "1x1+1x2 @ pi/6",
                 "So": "d @ pi"
                },
                "closures": [
                 {
                  "ok": true,
                  "tailMember": null,
                  "N0": 4,
                  "validityFloor": 1,
                  "expr": {
                   "A": "-2",
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                   "D": "0"
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                  "boundAtN0": {
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                   "hi": "-5977508161201752500687870104027662434898174795286321021436263145362302135/3533694129556768659166595001485837031654967793751237916243212402585239552"
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                  "target": {
                   "lo": "-112015241955925/70368744177664",
                   "hi": "-7168975485179199/4503599627370496"
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                  "pieces": [
                   {
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                    "kind": "exact",
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                   {
                    "member": "b",
                    "kind": "exact",
                    "u": "6",
                    "value": "-1"
                   },
                   {
                    "member": "c",
                    "kind": "exact",
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                    "value": "-1/2"
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                   {
                    "member": "d",
                    "kind": "lemma3.2",
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                   {
                    "member": "e",
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                    "value": "1"
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                   {
                    "member": "f",
                    "kind": "exact",
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                    "value": "-1/2"
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                  ]
                 }
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                "finite": {
                 "ok": true,
                 "enumerated": 3,
                 "closed": 3,
                 "skipped": [],
                 "undecided": []
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               }
              ]
             }
            },
            "coverage": [
             {
              "key": "2,-1,-1",
              "pointsChecked": 1
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          ]
         },
         "1,-2,-1,-1": {
          "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [1,-2,-1,-1]",
          "kind": "dot",
          "auto": "omcsq a",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [],
          "children": {},
          "coverage": []
         },
         "1,0,-1,-1": {
          "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [1,0,-1,-1]",
          "kind": "dot",
          "auto": "omcsq a",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [],
          "children": {},
          "coverage": []
         },
         "1,0,0,-1": {
          "label": "c+2e = 2f / [[\"O0\"],[\"B0\"]] » [0,1,-1,0,0] » [1,0,0,-1]",
          "kind": "dot",
          "auto": "omcsq a",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [],
          "children": {},
          "coverage": []
         }
        },
        "coverage": [
         {
          "key": "2,0,-1,0",
          "pointsChecked": 33
         },
         {
          "key": "2,0,-1,-1",
          "pointsChecked": 13
         },
         {
          "key": "1,-2,-1,-1",
          "pointsChecked": 3
         },
         {
          "key": "1,0,-1,-1",
          "pointsChecked": 9
         },
         {
          "key": "1,0,0,-1",
          "pointsChecked": 44
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        ]
       }
      },
      "coverage": [
       {
        "key": "0,1,-1,0,0",
        "pointsChecked": 279
       }
      ]
     },
     {
      "label": "c+2e = 2f / [[\"B0\",\"O0\"]]",
      "kind": "dot",
      "auto": "omcsq a",
      "base": "0",
      "posBase": "3",
      "dip": "-5/3",
      "exceptions": [
       {
        "key": "1,-1,0,0",
        "delta": "-1/2"
       },
       {
        "key": "1,-1,-1,-1",
        "delta": "-1/2"
       },
       {
        "key": "1,-1,0,-1",
        "delta": "-1/2"
       },
       {
        "key": "1,-2,-1,-1",
        "delta": "-1/2"
       }
      ],
      "children": {},
      "coverage": []
     },
     {
      "label": "c+2e = 2f / [[\"O0\"]] tie:a",
      "kind": "dot",
      "auto": "omcsq b",
      "base": "0",
      "posBase": "3",
      "dip": "-5/3",
      "exceptions": [
       {
        "key": "1,-1,-1,-1",
        "delta": "4/3"
       },
       {
        "key": "3,1,-1,-1",
        "delta": "-1/2"
       },
       {
        "key": "2,0,-1,0",
        "delta": "1/2"
       },
       {
        "key": "3,1,0,-1",
        "delta": "-1/2"
       },
       {
        "key": "3,0,-1,-1",
        "delta": "-1/2"
       },
       {
        "key": "1,0,-1,-1",
        "delta": "2"
       },
       {
        "key": "1,0,0,-1",
        "delta": "2"
       }
      ],
      "children": {
       "1,-1,-1,-1": {
        "label": "c+2e = 2f / [[\"O0\"]] tie:a » [1,-1,-1,-1]",
        "kind": "dot",
        "auto": "omcsq c",
        "base": "0",
        "posBase": "3",
        "dip": "-5/3",
        "exceptions": [],
        "children": {},
        "coverage": []
       },
       "2,0,-1,0": {
        "label": "c+2e = 2f / [[\"O0\"]] tie:a » [2,0,-1,0]",
        "kind": "dot",
        "auto": "omcsq c",
        "base": "0",
        "posBase": "3",
        "dip": "-5/3",
        "exceptions": [
         {
          "key": "1,-1,1",
          "delta": "4/3"
         },
         {
          "key": "1,1,-1",
          "delta": "2"
         },
         {
          "key": "1,2,-1",
          "delta": "-1/2"
         },
         {
          "key": "1,3,-1",
          "delta": "-1/2"
         },
         {
          "key": "3,3,-1",
          "delta": "-1/2"
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        ],
        "children": {
         "1,-1,1": {
          "label": "c+2e = 2f / [[\"O0\"]] tie:a » [2,0,-1,0] » [1,-1,1]",
          "kind": "closure",
          "auto": {
           "Se": "a @ pi/3",
           "So": "b @ 2pi/3"
          },
          "closures": [
           {
            "ok": true,
            "tailMember": null,
            "N0": 12,
            "validityFloor": 12,
            "expr": {
             "A": "-5/2",
             "B": "0",
             "C": "9",
             "D": "0"
            },
            "boundAtN0": {
             "lo": "-7/4",
             "hi": "-7/4"
            },
            "target": {
             "lo": "-112015241955925/70368744177664",
             "hi": "-7168975485179199/4503599627370496"
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            "pieces": [
             {
              "member": "a",
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             {
              "member": "b",
              "kind": "lemma3.3",
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              "v": "1",
              "floor": 6
             },
             {
              "member": "c",
              "kind": "exact",
              "u": "2",
              "value": "-1/2"
             },
             {
              "member": "d",
              "kind": "lemma3.3",
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              "v": "2",
              "floor": 12
             },
             {
              "member": "e",
              "kind": "exact",
              "u": "3",
              "value": "-1"
             },
             {
              "member": "f",
              "kind": "exact",
              "u": "4",
              "value": "-1/2"
             }
            ]
           }
          ],
          "finite": {
           "ok": true,
           "enumerated": 20,
           "closed": 20,
           "skipped": [],
           "undecided": []
          }
         },
         "1,1,-1": {
          "label": "c+2e = 2f / [[\"O0\"]] tie:a » [2,0,-1,0] » [1,1,-1]",
          "kind": "closure",
          "auto": {
           "Se": "a @ pi/3",
           "So": "b @ 4pi/3"
          },
          "closures": [
           {
            "ok": true,
            "tailMember": null,
            "N0": 18,
            "validityFloor": 12,
            "expr": {
             "A": "-5/2",
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             "C": "15",
             "D": "0"
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            "label": "d+2e = 2f / [[\"B0\"],[\"O0\"],[\"B1\"]] » [1,-1,-1,0,0] » [0,1,-1,0] » [2,-1,-1]",
            "kind": "split",
            "parts": [
             {
              "label": "d+2e = 2f / [[\"B0\"],[\"O0\"],[\"B1\"]] » [1,-1,-1,0,0] » [0,1,-1,0] » [2,-1,-1] / substitute x_x1",
              "kind": "ray",
              "A": [
               2,
               4,
               8,
               10,
               11,
               16
              ],
              "finite": {
               "ok": true,
               "enumerated": 1,
               "closed": 1,
               "skipped": [],
               "undecided": []
              }
             },
             {
              "label": "d+2e = 2f / [[\"B0\"],[\"O0\"],[\"B1\"]] » [1,-1,-1,0,0] » [0,1,-1,0] » [2,-1,-1] / substitute x_x1",
              "kind": "closure",
              "auto": {
               "Se": "a @ 2pi/3",
               "So": "e @ pi"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 12,
                "validityFloor": 12,
                "expr": {
                 "A": "-7/2",
                 "B": "1/2",
                 "C": "6",
                 "D": "0"
                },
                "boundAtN0": {
                 "lo": "-654999037500840062360088507924816584919168861752216368798125079436285207/220855883097298041197912187592864814478435487109452369765200775161577472",
                 "hi": "-94319861400120968979852745141173588226272369639067268927516573209993290935/31803247166010917932499355013372533284894710143761141246188911623267155968"
                },
                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
                },
                "pieces": [
                 {
                  "member": "a",
                  "kind": "exact",
                  "u": "1",
                  "value": "-1/2"
                 },
                 {
                  "member": "b",
                  "kind": "exact",
                  "u": "2",
                  "value": "-1/2"
                 },
                 {
                  "member": "c",
                  "kind": "exact",
                  "u": "4",
                  "value": "-1/2"
                 },
                 {
                  "member": "d",
                  "kind": "lemma3.3",
                  "u": "16",
                  "v": "-2",
                  "floor": 12
                 },
                 {
                  "member": "e",
                  "kind": "lemma3.2",
                  "u": "0",
                  "v": "1"
                 },
                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "8",
                  "value": "-1/2"
                 }
                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 20,
               "closed": 20,
               "skipped": [],
               "undecided": []
              }
             },
             {
              "label": "d+2e = 2f / [[\"B0\"],[\"O0\"],[\"B1\"]] » [1,-1,-1,0,0] » [0,1,-1,0] » [2,-1,-1] / substitute x_x1",
              "kind": "closure",
              "auto": {
               "Se": "a @ 2pi/3",
               "So": "e @ pi"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 12,
                "validityFloor": 12,
                "expr": {
                 "A": "-7/2",
                 "B": "1/2",
                 "C": "6",
                 "D": "0"
                },
                "boundAtN0": {
                 "lo": "-654999037500840062360088507924816584919168861752216368798125079436285207/220855883097298041197912187592864814478435487109452369765200775161577472",
                 "hi": "-94319861400120968979852745141173588226272369639067268927516573209993290935/31803247166010917932499355013372533284894710143761141246188911623267155968"
                },
                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
                },
                "pieces": [
                 {
                  "member": "a",
                  "kind": "exact",
                  "u": "1",
                  "value": "-1/2"
                 },
                 {
                  "member": "b",
                  "kind": "exact",
                  "u": "2",
                  "value": "-1/2"
                 },
                 {
                  "member": "c",
                  "kind": "exact",
                  "u": "4",
                  "value": "-1/2"
                 },
                 {
                  "member": "d",
                  "kind": "lemma3.3",
                  "u": "16",
                  "v": "-2",
                  "floor": 12
                 },
                 {
                  "member": "e",
                  "kind": "lemma3.2",
                  "u": "0",
                  "v": "1"
                 },
                 {
                  "member": "f",
                  "kind": "exact",
                  "u": "8",
                  "value": "-1/2"
                 }
                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 6,
               "closed": 6,
               "skipped": [],
               "undecided": []
              }
             }
            ]
           },
           "2,1,-1": {
            "label": "d+2e = 2f / [[\"B0\"],[\"O0\"],[\"B1\"]] » [1,-1,-1,0,0] » [0,1,-1,0] » [2,1,-1]",
            "kind": "closure",
            "auto": {
             "Se": "a @ 2pi/3",
             "So": "e @ pi"
            },
            "closures": [
             {
              "ok": true,
              "tailMember": null,
              "N0": 12,
              "validityFloor": 12,
              "expr": {
               "A": "-7/2",
               "B": "1/2",
               "C": "12",
               "D": "0"
              },
              "boundAtN0": {
               "lo": "-544571095952191041761132414128384177679951118197490183915524691855496471/220855883097298041197912187592864814478435487109452369765200775161577472",
               "hi": "-78418237817115510013603067634487321583825014567186698304422117398359712951/31803247166010917932499355013372533284894710143761141246188911623267155968"
              },
              "target": {
               "lo": "-112015241955925/70368744177664",
               "hi": "-7168975485179199/4503599627370496"
              },
              "pieces": [
               {
                "member": "a",
                "kind": "exact",
                "u": "1",
                "value": "-1/2"
               },
               {
                "member": "b",
                "kind": "exact",
                "u": "2",
                "value": "-1/2"
               },
               {
                "member": "c",
                "kind": "exact",
                "u": "4",
                "value": "-1/2"
               },
               {
                "member": "d",
                "kind": "lemma3.3",
                "u": "-8",
                "v": "2",
                "floor": 12
               },
               {
                "member": "e",
                "kind": "lemma3.2",
                "u": "0",
                "v": "1"
               },
               {
                "member": "f",
                "kind": "lemma3.3",
                "u": "-4",
                "v": "2",
                "floor": 12
               }
              ]
             }
            ],
            "finite": {
             "ok": true,
             "enumerated": 41,
             "closed": 41,
             "skipped": [],
             "undecided": []
            }
           }
          },
          "coverage": [
           {
            "key": "4,2,-1",
            "pointsChecked": 1
           },
           {
            "key": "2,-1,-1",
            "pointsChecked": 2
           },
           {
            "key": "2,1,-1",
            "pointsChecked": 1
           }
          ]
         }
        },
        "coverage": [
         {
          "key": "0,1,-1,0",
          "pointsChecked": 12
         }
        ]
       }
      },
      "coverage": [
       {
        "key": "1,-1,-1,0,0",
        "pointsChecked": 24
       }
      ]
     },
     {
      "label": "d+2e = 2f / [[\"B0\"],[\"B1\",\"O0\"]]",
      "kind": "dot",
      "auto": "omcsq b",
      "base": "0",
      "posBase": "3",
      "dip": "-5/3",
      "exceptions": [
       {
        "key": "1,1,-1,0",
        "delta": "-1/2"
       },
       {
        "key": "1,1,-1,-1",
        "delta": "-1/2"
       },
       {
        "key": "1,1,-2,-1",
        "delta": "-1/2"
       }
      ],
      "children": {},
      "coverage": []
     },
     {
      "label": "d+2e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"]]",
      "kind": "dot",
      "auto": "omcsq b",
      "base": "0",
      "posBase": "3",
      "dip": "-5/3",
      "exceptions": [
       {
        "key": "0,1,1,-1,0",
        "delta": "1/2"
       },
       {
        "key": "1,1,1,-1,0",
        "delta": "-1/2"
       },
       {
        "key": "1,1,1,-1,-1",
        "delta": "-1/2"
       },
       {
        "key": "1,0,0,-2,-1",
        "delta": "-1/2"
       }
      ],
      "children": {
       "0,1,1,-1,0": {
        "label": "d+2e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"]] » [0,1,1,-1,0]",
        "kind": "dot",
        "auto": "omcsq a",
        "base": "0",
        "posBase": "3",
        "dip": "-5/3",
        "exceptions": [
         {
          "key": "1,1,-1,0",
          "delta": "1/2"
         },
         {
          "key": "1,-2,-4,-1",
          "delta": "-1/2"
         },
         {
          "key": "1,0,-2,0",
          "delta": "-1/2"
         },
         {
          "key": "1,0,-2,-1",
          "delta": "-1/2"
         }
        ],
        "children": {
         "1,1,-1,0": {
          "label": "d+2e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"]] » [0,1,1,-1,0] » [1,1,-1,0]",
          "kind": "dot",
          "auto": "omcsq c",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [
           {
            "key": "2,0,-1",
            "delta": "1/2"
           },
           {
            "key": "1,-2,-1",
            "delta": "-1/2"
           },
           {
            "key": "3,0,-1",
            "delta": "-1/2"
           },
           {
            "key": "5,4,-1",
            "delta": "-1/2"
           },
           {
            "key": "1,0,-1",
            "delta": "2"
           }
          ],
          "children": {
           "2,0,-1": {
            "label": "d+2e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"]] » [0,1,1,-1,0] » [1,1,-1,0] » [2,0,-1]",
            "kind": "closure",
            "auto": {
             "Se": "a @ 2pi/3",
             "So": "f @ pi"
            },
            "closures": [
             {
              "ok": true,
              "tailMember": null,
              "N0": 12,
              "validityFloor": 12,
              "expr": {
               "A": "-7/2",
               "B": "1/2",
               "C": "6",
               "D": "0"
              },
              "boundAtN0": {
               "lo": "-654999037500840062360088507924816584919168861752216368798125079436285207/220855883097298041197912187592864814478435487109452369765200775161577472",
               "hi": "-94319861400120968979852745141173588226272369639067268927516573209993290935/31803247166010917932499355013372533284894710143761141246188911623267155968"
              },
              "target": {
               "lo": "-112015241955925/70368744177664",
               "hi": "-7168975485179199/4503599627370496"
              },
              "pieces": [
               {
                "member": "a",
                "kind": "exact",
                "u": "1",
                "value": "-1/2"
               },
               {
                "member": "b",
                "kind": "exact",
                "u": "2",
                "value": "-1/2"
               },
               {
                "member": "c",
                "kind": "exact",
                "u": "4",
                "value": "-1/2"
               },
               {
                "member": "d",
                "kind": "lemma3.3",
                "u": "-16",
                "v": "2",
                "floor": 12
               },
               {
                "member": "e",
                "kind": "exact",
                "u": "8",
                "value": "-1/2"
               },
               {
                "member": "f",
                "kind": "lemma3.2",
                "u": "0",
                "v": "1"
               }
              ]
             }
            ],
            "finite": {
             "ok": true,
             "enumerated": 41,
             "closed": 41,
             "skipped": [],
             "undecided": []
            }
           },
           "1,0,-1": {
            "label": "d+2e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"]] » [0,1,1,-1,0] » [1,1,-1,0] » [1,0,-1]",
            "kind": "closure",
            "auto": {
             "Se": "a @ 2pi/3",
             "So": "e @ pi"
            },
            "closures": [
             {
              "ok": true,
              "tailMember": null,
              "N0": 12,
              "validityFloor": 12,
              "expr": {
               "A": "-7/2",
               "B": "1/2",
               "C": "12",
               "D": "0"
              },
              "boundAtN0": {
               "lo": "-544571095952191041761132414128384177679951118197490183915524691855496471/220855883097298041197912187592864814478435487109452369765200775161577472",
               "hi": "-78418237817115510013603067634487321583825014567186698304422117398359712951/31803247166010917932499355013372533284894710143761141246188911623267155968"
              },
              "target": {
               "lo": "-112015241955925/70368744177664",
               "hi": "-7168975485179199/4503599627370496"
              },
              "pieces": [
               {
                "member": "a",
                "kind": "exact",
                "u": "1",
                "value": "-1/2"
               },
               {
                "member": "b",
                "kind": "exact",
                "u": "2",
                "value": "-1/2"
               },
               {
                "member": "c",
                "kind": "exact",
                "u": "4",
                "value": "-1/2"
               },
               {
                "member": "d",
                "kind": "lemma3.3",
                "u": "-8",
                "v": "2",
                "floor": 12
               },
               {
                "member": "e",
                "kind": "lemma3.2",
                "u": "0",
                "v": "1"
               },
               {
                "member": "f",
                "kind": "lemma3.3",
                "u": "-4",
                "v": "2",
                "floor": 12
               }
              ]
             }
            ],
            "finite": {
             "ok": true,
             "enumerated": 41,
             "closed": 41,
             "skipped": [],
             "undecided": []
            }
           }
          },
          "coverage": [
           {
            "key": "2,0,-1",
            "pointsChecked": 1
           },
           {
            "key": "1,0,-1",
            "pointsChecked": 1
           }
          ]
         }
        },
        "coverage": [
         {
          "key": "1,1,-1,0",
          "pointsChecked": 5
         }
        ]
       }
      },
      "coverage": [
       {
        "key": "0,1,1,-1,0",
        "pointsChecked": 24
       }
      ]
     },
     {
      "label": "d+2e = 2f / [[\"B0\",\"O0\"],[\"B1\"]]",
      "kind": "dot",
      "auto": "omcsq a",
      "base": "0",
      "posBase": "3",
      "dip": "-5/3",
      "exceptions": [
       {
        "key": "1,-1,0,0",
        "delta": "1/2"
       },
       {
        "key": "1,-1,-1,0",
        "delta": "-1/2"
       },
       {
        "key": "1,-1,-1,-1",
        "delta": "-1/2"
       },
       {
        "key": "1,-2,-2,-1",
        "delta": "-1/2"
       }
      ],
      "children": {
       "1,-1,0,0": {
        "label": "d+2e = 2f / [[\"B0\",\"O0\"],[\"B1\"]] » [1,-1,0,0]",
        "kind": "dot",
        "auto": "omcsq b",
        "base": "0",
        "posBase": "3",
        "dip": "-5/3",
        "exceptions": [
         {
          "key": "1,-1,0",
          "delta": "1/2"
         },
         {
          "key": "2,-1,0",
          "delta": "-1/2"
         },
         {
          "key": "1,-2,-1",
          "delta": "-1/2"
         },
         {
          "key": "2,-1,-1",
          "delta": "-1/2"
         }
        ],
        "children": {
         "1,-1,0": {
          "label": "d+2e = 2f / [[\"B0\",\"O0\"],[\"B1\"]] » [1,-1,0,0] » [1,-1,0]",
          "kind": "closure",
          "auto": {
           "Se": "e @ pi",
           "So": "a @ 2pi/3"
          },
          "closures": [
           {
            "ok": true,
            "tailMember": null,
            "N0": 26,
            "validityFloor": 24,
            "expr": {
             "A": "-5/2",
             "B": "9/2",
             "C": "21",
             "D": "0"
            },
            "boundAtN0": {
             "lo": "-15178138086381430985725228969733827695400991762658444457916198494128565319/9331161060860842240611789925798538411713899330374362622579732750576648192",
             "hi": "-242850209382102895771603663515741243107624350123268117711938231846571035247/149298576973773475849788638812776614587422389285989801961275724009226371072"
            },
            "target": {
             "lo": "-112015241955925/70368744177664",
             "hi": "-7168975485179199/4503599627370496"
            },
            "pieces": [
             {
              "member": "a",
              "kind": "lemma3.3",
              "u": "0",
              "v": "1",
              "floor": 6
             },
             {
              "member": "b",
              "kind": "lemma3.3",
              "u": "0",
              "v": "2",
              "floor": 12
             },
             {
              "member": "c",
              "kind": "lemma3.3",
              "u": "0",
              "v": "4",
              "floor": 24
             },
             {
              "member": "d",
              "kind": "trivial",
              "u": "0",
              "v": "6",
              "warn": "target angle 0"
             },
             {
              "member": "e",
              "kind": "exact",
              "u": "1",
              "value": "-1"
             },
             {
              "member": "f",
              "kind": "lemma3.2",
              "u": "1",
              "v": "3"
             }
            ]
           }
          ],
          "finite": {
           "ok": true,
           "enumerated": 32,
           "closed": 32,
           "skipped": [],
           "undecided": []
          }
         }
        },
        "coverage": [
         {
          "key": "1,-1,0",
          "pointsChecked": 18
         }
        ]
       }
      },
      "coverage": [
       {
        "key": "1,-1,0,0",
        "pointsChecked": 63
       }
      ]
     },
     {
      "label": "d+2e = 2f / [[\"B0\"],[\"O0\"]] tie:b",
      "kind": "dot",
      "auto": "omcsq a",
      "base": "0",
      "posBase": "3",
      "dip": "-5/3",
      "exceptions": [
       {
        "key": "1,-1,-1,-1",
        "delta": "-1/2"
       },
       {
        "key": "1,-1,-2,-1",
        "delta": "-1/2"
       }
      ],
      "children": {},
      "coverage": []
     },
     {
      "label": "d+2e = 2f / [[\"O0\"],[\"B0\"]] tie:b",
      "kind": "dot",
      "auto": "omcsq a",
      "base": "0",
      "posBase": "3",
      "dip": "-5/3",
      "exceptions": [
       {
        "key": "0,1,-1,0",
        "delta": "1/2"
       },
       {
        "key": "1,1,-1,-1",
        "delta": "-1/2"
       },
       {
        "key": "1,0,-2,-1",
        "delta": "-1/2"
       }
      ],
      "children": {
       "0,1,-1,0": {
        "label": "d+2e = 2f / [[\"O0\"],[\"B0\"]] tie:b » [0,1,-1,0]",
        "kind": "dot",
        "auto": "omcsq c",
        "base": "0",
        "posBase": "3",
        "dip": "-5/3",
        "exceptions": [
         {
          "key": "1,-2,-1",
          "delta": "4/3"
         },
         {
          "key": "2,-1,-1",
          "delta": "-1/2"
         },
         {
          "key": "3,0,-1",
          "delta": "-1/2"
         },
         {
          "key": "3,2,-1",
          "delta": "-1/2"
         },
         {
          "key": "1,0,-1",
          "delta": "2"
         }
        ],
        "children": {
         "1,-2,-1": {
          "label": "d+2e = 2f / [[\"O0\"],[\"B0\"]] tie:b » [0,1,-1,0] » [1,-2,-1]",
          "kind": "closure",
          "auto": {
           "Se": "a @ 2pi/3",
           "So": "b @ 4pi/3"
          },
          "closures": [
           {
            "ok": true,
            "tailMember": null,
            "N0": 12,
            "validityFloor": 12,
            "expr": {
             "A": "-3",
             "B": "0",
             "C": "12",
             "D": "0"
            },
            "boundAtN0": {
             "lo": "-2",
             "hi": "-2"
            },
            "target": {
             "lo": "-112015241955925/70368744177664",
             "hi": "-7168975485179199/4503599627370496"
            },
            "pieces": [
             {
              "member": "a",
              "kind": "exact",
              "u": "1",
              "value": "-1/2"
             },
             {
              "member": "b",
              "kind": "lemma3.3",
              "u": "0",
              "v": "1",
              "floor": 6
             },
             {
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              "label": "3e = 2f / [[\"B0\"],[\"O0\"],[\"O1\"],[\"B1\"]] » [1,-1,-1,-1,0] » [0,1,1,-1] » [2,-1,-1] / substitute x_x1",
              "kind": "ray",
              "A": [
               3,
               6,
               12,
               13,
               16,
               24
              ],
              "finite": {
               "ok": true,
               "enumerated": 1,
               "closed": 1,
               "skipped": [],
               "undecided": []
              }
             },
             {
              "label": "3e = 2f / [[\"B0\"],[\"O0\"],[\"O1\"],[\"B1\"]] » [1,-1,-1,-1,0] » [0,1,1,-1] » [2,-1,-1] / substitute x_x1",
              "kind": "dot",
              "auto": "omcsq b",
              "base": "0",
              "posBase": "3",
              "dip": "-5/3",
              "exceptions": [],
              "children": {},
              "coverage": []
             },
             {
              "label": "3e = 2f / [[\"B0\"],[\"O0\"],[\"O1\"],[\"B1\"]] » [1,-1,-1,-1,0] » [0,1,1,-1] » [2,-1,-1] / substitute x_x1",
              "kind": "dot",
              "auto": "omcsq b",
              "base": "0",
              "posBase": "3",
              "dip": "-5/3",
              "exceptions": [],
              "children": {},
              "coverage": []
             }
            ]
           }
          },
          "coverage": [
           {
            "key": "2,0,-1",
            "pointsChecked": 1
           },
           {
            "key": "2,-1,-1",
            "pointsChecked": 1
           }
          ]
         },
         "0,0,1,-1": {
          "label": "3e = 2f / [[\"B0\"],[\"O0\"],[\"O1\"],[\"B1\"]] » [1,-1,-1,-1,0] » [0,0,1,-1]",
          "kind": "dot",
          "auto": "omcsq c",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [
           {
            "key": "1,-1,-2",
            "delta": "-1/2"
           },
           {
            "key": "2,0,-1",
            "delta": "4/3"
           },
           {
            "key": "2,1,-1",
            "delta": "2"
           }
          ],
          "children": {
           "2,0,-1": {
            "label": "3e = 2f / [[\"B0\"],[\"O0\"],[\"O1\"],[\"B1\"]] » [1,-1,-1,-1,0] » [0,0,1,-1] » [2,0,-1]",
            "kind": "closure",
            "auto": {
             "Se": "a @ 2pi/3",
             "So": "x1 @ pi/2"
            },
            "closures": [
             {
              "ok": true,
              "tailMember": null,
              "N0": 24,
              "validityFloor": 24,
              "expr": {
               "A": "-3",
               "B": "18",
               "C": "12",
               "D": "3"
              },
              "boundAtN0": {
               "lo": "-397292299143688837278931145145237281543176276664108449003316962743025103/220855883097298041197912187592864814478435487109452369765200775161577472",
               "hi": "-6356676786299021396462898322323796501273645977588931131735826114776278199/3533694129556768659166595001485837031654967793751237916243212402585239552"
              },
              "target": {
               "lo": "-112015241955925/70368744177664",
               "hi": "-7168975485179199/4503599627370496"
              },
              "pieces": [
               {
                "member": "a",
                "kind": "exact",
                "u": "1",
                "value": "-1/2"
               },
               {
                "member": "b",
                "kind": "exact",
                "u": "2",
                "value": "-1/2"
               },
               {
                "member": "c",
                "kind": "lemma-halfpi",
                "u": "3",
                "v": "3"
               },
               {
                "member": "d",
                "kind": "exact",
                "u": "4",
                "value": "-1/2"
               },
               {
                "member": "e",
                "kind": "lemma3.3",
                "u": "4",
                "v": "4",
                "floor": 24
               },
               {
                "member": "f",
                "kind": "lemma3.2",
                "u": "6",
                "v": "6"
               }
              ]
             }
            ],
            "finite": {
             "ok": true,
             "enumerated": 56,
             "closed": 56,
             "skipped": [],
             "undecided": []
            }
           },
           "2,1,-1": {
            "label": "3e = 2f / [[\"B0\"],[\"O0\"],[\"O1\"],[\"B1\"]] » [1,-1,-1,-1,0] » [0,0,1,-1] » [2,1,-1]",
            "kind": "closure",
            "auto": {
             "Se": "a @ pi/2",
             "So": "2x1+1x2 @ 2pi/3"
            },
            "closures": [
             {
              "ok": true,
              "tailMember": null,
              "N0": 14,
              "validityFloor": 12,
              "expr": {
               "A": "-5/2",
               "B": "9",
               "C": "6",
               "D": "0"
              },
              "boundAtN0": {
               "lo": "-312721637388798562539002633846923684841143525290539565871475414991184321/193248897710135786048173164143756712668631051220770823544550678266380288",
               "hi": "-35024823387545439004368294990855452683416556753273437762884302419526634095/21643876543535208037395394384100751818886677736726332236989675965834592256"
              },
              "target": {
               "lo": "-112015241955925/70368744177664",
               "hi": "-7168975485179199/4503599627370496"
              },
              "pieces": [
               {
                "member": "a",
                "kind": "exact",
                "u": "1",
                "value": "0"
               },
               {
                "member": "b",
                "kind": "exact",
                "u": "2",
                "value": "-1"
               },
               {
                "member": "c",
                "kind": "lemma3.2",
                "u": "2",
                "v": "3"
               },
               {
                "member": "d",
                "kind": "exact",
                "u": "4",
                "value": "1"
               },
               {
                "member": "e",
                "kind": "lemma3.3",
                "u": "4",
                "v": "2",
                "floor": 12
               },
               {
                "member": "f",
                "kind": "lemma3.2",
                "u": "6",
                "v": "3"
               }
              ]
             }
            ],
            "finite": {
             "ok": true,
             "enumerated": 9,
             "closed": 9,
             "skipped": [],
             "undecided": []
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           }
          },
          "coverage": [
           {
            "key": "2,0,-1",
            "pointsChecked": 1
           },
           {
            "key": "2,1,-1",
            "pointsChecked": 1
           }
          ]
         }
        },
        "coverage": [
         {
          "key": "0,1,1,-1",
          "pointsChecked": 1
         },
         {
          "key": "0,0,1,-1",
          "pointsChecked": 1
         }
        ]
       }
      },
      "coverage": [
       {
        "key": "1,-1,-1,-1,0",
        "pointsChecked": 2
       }
      ]
     },
     {
      "label": "3e = 2f / [[\"B0\"],[\"O0\"],[\"B1\",\"O1\"]]",
      "kind": "dot",
      "auto": "omcsq a",
      "base": "0",
      "posBase": "3",
      "dip": "-5/3",
      "exceptions": [
       {
        "key": "1,-1,-1,0",
        "delta": "1/2"
       },
       {
        "key": "1,-1,-1,-1",
        "delta": "-1/2"
       },
       {
        "key": "1,-1,-2,-2",
        "delta": "-1/2"
       },
       {
        "key": "1,-1,-1,-2",
        "delta": "-1/2"
       }
      ],
      "children": {
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        "label": "3e = 2f / [[\"B0\"],[\"O0\"],[\"B1\",\"O1\"]] » [1,-1,-1,0]",
        "kind": "dot",
        "auto": "omcsq b",
        "base": "0",
        "posBase": "3",
        "dip": "-5/3",
        "exceptions": [
         {
          "key": "0,1,-1",
          "delta": "1/2"
         },
         {
          "key": "2,2,-1",
          "delta": "-1/2"
         },
         {
          "key": "2,2,-2",
          "delta": "-1/2"
         },
         {
          "key": "2,1,-2",
          "delta": "-1/2"
         }
        ],
        "children": {
         "0,1,-1": {
          "label": "3e = 2f / [[\"B0\"],[\"O0\"],[\"B1\",\"O1\"]] » [1,-1,-1,0] » [0,1,-1]",
          "kind": "closure",
          "auto": {
           "Se": "a @ 2pi/3",
           "So": "d @ pi"
          },
          "closures": [
           {
            "ok": true,
            "tailMember": null,
            "N0": 12,
            "validityFloor": 12,
            "expr": {
             "A": "-4",
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             "C": "6",
             "D": "0"
            },
            "boundAtN0": {
             "lo": "-348654736465001265928106054018624132756574104560837944601715126290524531/110427941548649020598956093796432407239217743554726184882600387580788736",
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            "target": {
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             "hi": "-7168975485179199/4503599627370496"
            },
            "pieces": [
             {
              "member": "a",
              "kind": "exact",
              "u": "1",
              "value": "-1/2"
             },
             {
              "member": "b",
              "kind": "exact",
              "u": "2",
              "value": "-1/2"
             },
             {
              "member": "c",
              "kind": "exact",
              "u": "4",
              "value": "-1/2"
             },
             {
              "member": "d",
              "kind": "lemma3.2",
              "u": "0",
              "v": "1"
             },
             {
              "member": "e",
              "kind": "lemma3.3",
              "u": "-4",
              "v": "2",
              "floor": 12
             },
             {
              "member": "f",
              "kind": "lemma3.2",
              "u": "-6",
              "v": "3"
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            ]
           }
          ],
          "finite": {
           "ok": true,
           "enumerated": 41,
           "closed": 41,
           "skipped": [],
           "undecided": []
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         }
        },
        "coverage": [
         {
          "key": "0,1,-1",
          "pointsChecked": 3
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        ]
       }
      },
      "coverage": [
       {
        "key": "1,-1,-1,0",
        "pointsChecked": 8
       }
      ]
     },
     {
      "label": "3e = 2f / [[\"B0\"],[\"B1\",\"O0\"],[\"O1\"]]",
      "kind": "dot",
      "auto": "omcsq b",
      "base": "0",
      "posBase": "3",
      "dip": "-5/3",
      "exceptions": [
       {
        "key": "1,1,-1,-1",
        "delta": "-1/2"
       },
       {
        "key": "1,1,-1,-2",
        "delta": "-1/2"
       },
       {
        "key": "1,1,-2,-2",
        "delta": "-1/2"
       }
      ],
      "children": {},
      "coverage": []
     },
     {
      "label": "3e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"],[\"O1\"]]",
      "kind": "dot",
      "auto": "omcsq b",
      "base": "0",
      "posBase": "3",
      "dip": "-5/3",
      "exceptions": [
       {
        "key": "0,1,1,-1,-1",
        "delta": "1/2"
       },
       {
        "key": "1,1,1,-1,-1",
        "delta": "-1/2"
       },
       {
        "key": "1,1,1,-1,-2",
        "delta": "-1/2"
       },
       {
        "key": "1,0,0,-2,-2",
        "delta": "-1/2"
       }
      ],
      "children": {
       "0,1,1,-1,-1": {
        "label": "3e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"],[\"O1\"]] » [0,1,1,-1,-1]",
        "kind": "split",
        "parts": [
         {
          "label": "3e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"],[\"O1\"]] » [0,1,1,-1,-1] / x1<x3",
          "kind": "dot",
          "auto": "omcsq a",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [
           {
            "key": "1,1,-1,-1",
            "delta": "1/2"
           },
           {
            "key": "1,-2,-4,-4",
            "delta": "-1/2"
           },
           {
            "key": "1,0,-2,-2",
            "delta": "-1/2"
           },
           {
            "key": "1,0,-3,-2",
            "delta": "-1/2"
           }
          ],
          "children": {
           "1,1,-1,-1": {
            "label": "3e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"],[\"O1\"]] » [0,1,1,-1,-1] / x1<x3 » [1,1,-1,-1]",
            "kind": "split",
            "parts": [
             {
              "label": "3e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"],[\"O1\"]] » [0,1,1,-1,-1] / x1<x3 » [1,1,-1,-1] / x0<x4",
              "kind": "dot",
              "auto": "omcsq c",
              "base": "0",
              "posBase": "3",
              "dip": "-5/3",
              "exceptions": [
               {
                "key": "1,-2,-2",
                "delta": "-1/2"
               }
              ],
              "children": {},
              "coverage": []
             },
             {
              "label": "3e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"],[\"O1\"]] » [0,1,1,-1,-1] / x1<x3 » [1,1,-1,-1] / x4<x0",
              "kind": "dot",
              "auto": "omcsq c",
              "base": "0",
              "posBase": "3",
              "dip": "-5/3",
              "exceptions": [
               {
                "key": "2,-1,-1",
                "delta": "-1/2"
               }
              ],
              "children": {},
              "coverage": []
             },
             {
              "label": "3e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"],[\"O1\"]] » [0,1,1,-1,-1] / x1<x3 » [1,1,-1,-1] / equal",
              "kind": "closure",
              "auto": {
               "Se": "a @ pi/2",
               "So": "x1 @ pi/3"
              },
              "closures": [
               {
                "ok": true,
                "tailMember": null,
                "N0": 14,
                "validityFloor": 12,
                "expr": {
                 "A": "-5/2",
                 "B": "9",
                 "C": "6",
                 "D": "0"
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                "boundAtN0": {
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                 "hi": "-35024823387545439004368294990855452683416556753273437762884302419526634095/21643876543535208037395394384100751818886677736726332236989675965834592256"
                },
                "target": {
                 "lo": "-112015241955925/70368744177664",
                 "hi": "-7168975485179199/4503599627370496"
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                "pieces": [
                 {
                  "member": "a",
                  "kind": "exact",
                  "u": "1",
                  "value": "0"
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                 {
                  "member": "b",
                  "kind": "exact",
                  "u": "2",
                  "value": "-1"
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                 {
                  "member": "c",
                  "kind": "exact",
                  "u": "4",
                  "value": "1"
                 },
                 {
                  "member": "d",
                  "kind": "lemma3.2",
                  "u": "8",
                  "v": "-3"
                 },
                 {
                  "member": "e",
                  "kind": "lemma3.3",
                  "u": "8",
                  "v": "-2",
                  "floor": 12
                 },
                 {
                  "member": "f",
                  "kind": "lemma3.2",
                  "u": "12",
                  "v": "-3"
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                ]
               }
              ],
              "finite": {
               "ok": true,
               "enumerated": 57,
               "closed": 57,
               "skipped": [],
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             }
            ]
           }
          },
          "coverage": [
           {
            "key": "1,1,-1,-1",
            "pointsChecked": 1
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          ]
         },
         {
          "label": "3e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"],[\"O1\"]] » [0,1,1,-1,-1] / x3<x1",
          "kind": "dot",
          "auto": "omcsq a",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [
           {
            "key": "1,-1,1,1",
            "delta": "1/2"
           },
           {
            "key": "1,-2,0,0",
            "delta": "-1/2"
           },
           {
            "key": "1,-3,0,-1",
            "delta": "-1/2"
           },
           {
            "key": "1,-4,-2,-2",
            "delta": "-1/2"
           }
          ],
          "children": {
           "1,-1,1,1": {
            "label": "3e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"],[\"O1\"]] » [0,1,1,-1,-1] / x3<x1 » [1,-1,1,1]",
            "kind": "dot",
            "auto": "omcsq c",
            "base": "0",
            "posBase": "3",
            "dip": "-5/3",
            "exceptions": [
             {
              "key": "1,-2,-2",
              "delta": "-1/2"
             }
            ],
            "children": {},
            "coverage": []
           }
          },
          "coverage": [
           {
            "key": "1,-1,1,1",
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           }
          ]
         },
         {
          "label": "3e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"],[\"O1\"]] » [0,1,1,-1,-1] / equal",
          "kind": "dot",
          "auto": "omcsq a",
          "base": "0",
          "posBase": "3",
          "dip": "-5/3",
          "exceptions": [
           {
            "key": "1,1,-1",
            "delta": "1/2"
           },
           {
            "key": "1,-2,-4",
            "delta": "-1/2"
           },
           {
            "key": "1,0,-2",
            "delta": "-1/2"
           },
           {
            "key": "1,0,-3",
            "delta": "-1/2"
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          ],
          "children": {
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            "label": "3e = 2f / [[\"O0\"],[\"B0\"],[\"B1\"],[\"O1\"]] » [0,1,1,-1,-1] / equal » [1,1,-1]",
            "kind": "closure",
            "auto": {
             "Se": "a @ 2pi/3",
             "So": "x1 @ pi"
            },
            "closures": [
             {
              "ok": true,
              "tailMember": null,
              "N0": 12,
              "validityFloor": 12,
              "expr": {
               "A": "-7/2",
               "B": "9/2",
               "C": "12",
               "D": "0"
              },
              "boundAtN0": {
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              "pieces": [
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                "member": "a",
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               {
                "member": "b",
                "kind": "exact",
                "u": "2",
                "value": "-1/2"
               },
               {
                "member": "c",
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                "u": "4",
                "value": "-1/2"
               },
               {
                "member": "d",
                "kind": "lemma3.3",
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                "v": "-2",
                "floor": 12
               },
               {
                "member": "e",
                "kind": "lemma3.3",
                "u": "8",
                "v": "-2",
                "floor": 12
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               {
                "member": "f",
                "kind": "lemma3.2",
                "u": "12",
                "v": "-3"
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              ]
             }
            ],
            "finite": {
             "ok": true,
             "enumerated": 41,
             "closed": 41,
             "skipped": [],
             "undecided": []
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           }
          },
          "coverage": [
           {
            "key": "1,1,-1",
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          ]
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        ]
       }
      },
      "coverage": [
       {
        "key": "0,1,1,-1,-1",
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       }
      ]
     },
     {
      "label": "3e = 2f / [[\"O0\"],[\"B0\"],[\"O1\"],[\"B1\"]]",
      "kind": "dot",
      "auto": "omcsq a",
      "base": "0",
      "posBase": "3",
      "dip": "-5/3",
      "exceptions": [
       {
        "key": "0,1,-1,-1,-1",
        "delta": "1/2"
       },
       {
        "key": "1,1,-1,-1,0",
        "delta": "1/2"
       },
       {
        "key": "1,1,-1,-1,-1",
        "delta": "-1/2"
       },
       {
        "key": "1,1,-1,-2,-2",
        "delta": "-1/2"
       },
       {
        "key": "1,0,-2,-2,-2",
        "delta": "-1/2"
       }
      ],
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}
