Top Network Posts
- 25If each strict subgroup of G is free, must G be free or cyclic of prime order ?
- 24subsets of groups which have to be closed no matter what
- 20Basis removal gives a basis
- 20The sum of same powers of all matrices modulo p
- 17Is the Amitsur-Levitzki identity essentially unique?
- 15Fantastic properties of Z/2Z
- 14The number of group elements whose squares lie in a given subgroup
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