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Results tagged with gr.group-theory
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user 113638
Questions about the branch of algebra that deals with groups.
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votes
Assumption in Fulton & Harris? (representations of $SL_2(q)$)
They don't assume anything. They just carry out the argument you describe.
They explain that the restriction of the rep to $H$ splits as a direct sum of two irreducibles and then in the next sentence …
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