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A comment on Classes of functions (partial, total, bijective, injective, etc). Parent comment

Re:Classes of functions (partial, total, bijective, injectiv... by drbaskin on Wednesday April 20, 2011 @10:58PM (#2469289)
I was aware of the group structure of the Rubik's cube (it is, after all, a subgroup of the permutation group on 54 elements), but apparently I had never given it much thought beyond that. Thanks!
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