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Results tagged with gr.group-theory
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user 23457
Questions about the branch of algebra that deals with groups.
9
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Accepted
Representation theory of a finite p-group over a field of characteristic p: dim of invariant...
The point is that you can inject $W$ into $k[G]$ and because of the equality of dimension this is an iso. This lets you to conclude that the coinvariants are $1$-dimensional.
The injection goes as f …
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