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Results tagged with finite-groups
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user 64274
Questions on group theory which concern finite groups.
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Reference request: automorphism of abelian $p$-groups of rank 2
There is a result saying that if $P$ is an abelian $p$-group of rank $2$ then $$|Aut(P)|=(p-1)^kp^j(p+1)^r,$$
for some $k,j,r$ which depend on the order of $P$.
Moreover, if $P=C_{p^t}\times C_{p^s}$ …
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