■DE群多面体の計量(その307)
Wythoff's constructon for uniform polytopes, p49の局所幾何の計算.
3次元面について
α3(頂点数4)
α2xα1(頂点数6)
f3=(x/4+y/6)・f0
x/4+y/6=7200/432
1080x+720y=72000
x+y=80
1080x+1080y=86400
360y=14400
X=40,Y=40
40/4・432=4320
40/6・432=2880・・・OK
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