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user148212
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11 Answers

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9 votes
Accepted

An example of a Deligne–Lusztig variety for a general linear group

1 vote

Intuitive reason that the regular representation is a uniform function

0 votes

Adjoint orbits of a finite group of type $G_2$

3 votes

Usage of étale cohomology in algebraic geometry

2 votes

Low dimensional representations of $SL_n(\mathbb{Z}/p^\ell \mathbb{Z})$

1 vote
Accepted

If $\chi\in\operatorname{Irr}(L_J)$ and $^\ast R^{L_J}_T(\chi)\neq 0$, does $(\mu,R^{L_I}_{L_J}(\chi))=0$ when $^\ast R^{L_I}_T(\mu)=0$?

2 votes

Dimensions of irreducible representations of $GL(n,F_q)$ are polynoms in q having roots ONLY at roots of unity and zero?

9 votes
Accepted

Group of order $5p^aq^b$

8 votes

Geometric and arithmetic Frobenius

1 vote
Accepted

When is a $\overline{\mathbb{Q}}_{\ell}$-local system the inverse image of a $\overline{\mathbb{Q}}_{\ell}$-local system?

8 votes

Weil's Riemann Hypothesis for dummies?