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1 vote
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In how many ways does a Lie algebra decompose as an orthogonal direct sum of Cartans?

16 votes
1 answer
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$8 \times 31 = 8 \times 31$?

1 vote
1 answer
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Is the irreducible $ \mathrm{SU}(3) $ subgroup of $ \mathrm{SU}(6) $ maximal?

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1 answer
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Irreducible subspaces in the space of functions on Grassmannian acted by $\mathrm{GL}_n(\mathbb{F}_q)$

3 votes
1 answer
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Cohomology of the partial flag variety associated with the minimal nilpotent orbit

6 votes
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171 views

Chevalley-Solomon formula and Weyl character formula

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Representation theory of spinors - Understanding how $\mathrm{SO}_3$ acts in particle physics

4 votes
1 answer
216 views

A (bi)alternant formula for Wronskian

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2-term silting objects in algebras of global dimension at most 2

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2 answers
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Order of abelian subgroup of the automorphism group of an abelian group

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The size of $\operatorname{Ext}^1(M,N)$ for $M$, $N$ modules of $\operatorname{SL}_n(\mathbb{F}_q)$

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Is there a quaternionic analogue of Weyl's character formula?

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Depth and codepth of an algebra

5 votes
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608 views

An isomorphism of 2-Schur modules

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