Python之生成二面体群元素

from sympy.combinatorics.named_groups import DihedralGroup
from collections import Counter

n = 12
G = DihedralGroup(n)
a = list(G.generate_dimino())
for perm in a:
ks = []

for k in perm.cyclic_form:
ks.append(len(k))
c = Counter(ks)
print

 

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