User Alexander

6 votes

4 answers

1k views

Fixed Points of the Weyl Group action on a Maximal Torus and the Center of a Reductive Group

asked Aug 8, 2018 at 20:56

11 votes

1 answer

888 views

Inverse Limits in the category of Perfectoid Spaces

asked Nov 2, 2016 at 6:20

8 votes

2 answers

831 views

Anisotropic algebraic groups have no unipotent elements

asked Sep 16, 2018 at 3:15

3 votes

0 answers

679 views

Elliptic Maximal Tori and Elliptic Elements

asked Jun 12, 2019 at 14:53

6 votes

1 answer

486 views

Reference Request: Compact subgroups of p-adic Reductive Groups

asked Dec 15, 2016 at 1:23

7 votes

1 answer

432 views

Intuition behind centralizers of Langlands parameters

asked Apr 20, 2017 at 19:51

6 votes

2 answers

298 views

Real orbits of Complex Flag Varieties

asked Aug 16, 2016 at 0:36

4 votes

1 answer

292 views

Existence of Regular Semisimple elements of reductive groups in characteristic 0

asked Aug 8, 2018 at 20:50

4 votes

0 answers

273 views

Explicit invariant map in local class field theory

asked Jul 15, 2021 at 13:55

4 votes

3 answers

260 views

Does every nilpotent lie in the span of simple root vectors?

asked Mar 31 at 15:22

5 votes

1 answer

236 views

Jacquet Module of an Essentially Square Integrable Representation

asked Dec 5, 2017 at 20:51

2 votes

0 answers

171 views

Absolute and Relative Coroots

asked Jun 12, 2017 at 0:27

2 votes

1 answer

145 views

Why are Trace characters regular functions on the Bernstein Variety?

asked Feb 13, 2017 at 22:24

2 votes

0 answers

101 views

Component Groups of Reductive Groups

asked Feb 17, 2019 at 19:09

2 votes

0 answers

90 views

$p$-adic Harish-Chandra character of a stable virtual character

asked Mar 24, 2020 at 0:18

3 votes

0 answers

83 views

Recovering a $G$-valued representation/parameter

asked Jan 14, 2020 at 17:32

2 votes

0 answers

80 views

Pseudocoefficients and Traces of Standard Representations

asked Jun 5, 2019 at 16:54

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17 Questions

Fixed Points of the Weyl Group action on a Maximal Torus and the Center of a Reductive Group

Inverse Limits in the category of Perfectoid Spaces

Anisotropic algebraic groups have no unipotent elements

Elliptic Maximal Tori and Elliptic Elements

Reference Request: Compact subgroups of p-adic Reductive Groups

Intuition behind centralizers of Langlands parameters

Real orbits of Complex Flag Varieties

Existence of Regular Semisimple elements of reductive groups in characteristic 0

Explicit invariant map in local class field theory

Does every nilpotent lie in the span of simple root vectors?

Jacquet Module of an Essentially Square Integrable Representation

Absolute and Relative Coroots

Why are Trace characters regular functions on the Bernstein Variety?

Component Groups of Reductive Groups

$p$-adic Harish-Chandra character of a stable virtual character

Recovering a $G$-valued representation/parameter

Pseudocoefficients and Traces of Standard Representations