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Questions about the branch of algebra that deals with groups.
5
votes
2
answers
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views
partial order on conjugate classes of subgroups
G is a group.
For a subgroup H of G, note $[H]$ the class of subgroups which are conjugate
to H.
Define the binary relation:
$[H] \leq [K]$
iff
$H_0 \subset K_0$ for some $H_0 \in [H]$ and $K …