■サマーヴィルの等面四面体(その787)
投影先の座標が不一致の原因を探ってみたい.
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【3】△6について
P0(4/√12, 0 ,0, 0,7/√42,7/√14)
P1( 0, 0, 0, 0, 0, 0)
P2(3/√12,7/√28,7/√14, 0, 0, 0)
P3(6/√12,14/√28, 0, 0, 0, 0)
P4(9/√12,7/√28, 0,7/√14, 0, 0)
P5(12/√12, 0 ,0, 0, 0, 0)
P6(8/√12, 0 ,0, 0,14/√42, 0)
F6:
P0(4/√12, 0 ,0, 0,7/√42)
P1( 0, 0, 0, 0, 0)
P2(3/√12,7/√28,7/√14, 0, 0)
P3(6/√12,14/√28, 0, 0, 0)
P4(9/√12,7/√28, 0,7/√14, 0)
P5(12/√12, 0 ,0, 0, 0)→OK
G6:
P0(4/√12, 0 ,0, 0)
P1( 0, 0, 0, 0)
P2(3/√12,7/√28,7/√14, 0)
P3(6/√12,14/√28, 0, 0)
P4(9/√12,7/√28, 0,7/√14)→OK
H6
P0(4/√12, 0 ,0)
P1( 0, 0, 0)
P2(3/√12,7/√28,7/√14)
P3(6/√12,14/√28, 0)→OK
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