■DE群多面体の面数公式(その396)
321の基本単体の頂点は,ρについて
P0(0,0,0,0,0,0,0)
P1(1,0,0,0,0,0,0)
P2(1,1/√3,0,0,0,0,0)
P3(1,1/√3,1/√6,0,0,0,0)
P4(1,1/√3,1/√6,1/√10,0,0,0)
P5(1,1/√3,1/√6,1/√10,1/√15,0,0)
P6(1,1/√3,1/√6,1/√10,1/√15,1/√21,0)
P7(1,1/√3,1/√6,1/√10,1/√15,1/√21,√(9/7))
[6]P0P1P2P3P4P6P7を通る超平面
[7]P0P1P2P3P4P5P7を通る超平面
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321の基本単体の頂点は,σについて
P0(0,0,0,0,0,0,0)
P1(1,0,0,0,0,0,0)
P2(1,1/√3,0,0,0,0,0)
P3(1,1/√3,1/√6,0,0,0,0)
P4(1,1/√3,1/√6,1/√10,0,0,0)
P5(1,1/√3,1/√6,1/√10,1/√15,0,0)
P6(1,1/√3,1/√6,1/√10,1/√15,1/√3,0)
P7(1,1/√3,1/√6,1/√10,1/√15,1/√3,1)
[6]P0P1P2P3P4P6P7を通る超平面
[7]P0P1P2P3P4P5P7を通る超平面
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