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Linear representations of algebras and groups, Lie theory, associative algebras, multilinear algebra.

6 votes
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Wedderburn decomposition of $D_{5}$

This is crossposted from MSE. The question: Find the Wedderburn decomposition of $D_{5},$ the dihedral group of order 10, over the field $\mathbb{F}_{3}.$ I have shown that the irreducible repres …
Albert Zhang's user avatar