User Jay Taylor

45 votes

Accepted

learning Deligne-Lusztig theory

answered Apr 23, 2015 at 10:58

31 votes

How do you state the Classification of finite simple groups?

answered Mar 13, 2015 at 12:38

16 votes

Accepted

Simply connected simple algebraic groups

answered Feb 26, 2013 at 18:23

13 votes

Accepted

Analogy between product of conjugacy classes and irreps: is there analog of Thompson conjecture ?

answered Aug 30, 2017 at 14:27

8 votes

Accepted

When the longest element of Weyl group is rational?

answered Apr 11, 2017 at 13:33

7 votes

Accepted

The defining characteristic representations of Lie type groups

answered Dec 7, 2017 at 15:38

7 votes

Accepted

Double covers of the orthogonal groups

answered Aug 27, 2013 at 14:41

7 votes

Accepted

Unipotent orbit in adjoint group over finite field

answered Mar 24, 2015 at 17:26

7 votes

How can classifying irreducible representations be a "wild" problem?

answered Feb 2, 2014 at 12:17

7 votes

Character table of $S_7$

answered Apr 5, 2014 at 13:23

6 votes

Accepted

Principal series of finite group of Lie type

answered Jun 6, 2013 at 22:12

6 votes

Weyl group invariants in a maximal torus

answered Jan 15, 2014 at 12:35

6 votes

Accepted

For a Weyl group, what is the connection between its exponents and lengths of its elements?

answered Dec 14, 2012 at 9:38

5 votes

Accepted

Sylow $p$-subgroup of GL

answered May 11, 2013 at 9:38

5 votes

Reg the motivation behind Lusztig-Vogan bijection

answered Dec 19, 2013 at 21:32

5 votes

Accepted

Finite field analogue of representations in same packet have equal central character

answered Mar 24, 2015 at 13:36

5 votes

Accepted

Centralizers of $\mathbb{F}_q$-rational semisimple elements of a finite group of Lie type

answered Sep 14, 2020 at 8:41

5 votes

Accepted

Simple groups of Lie type

answered Oct 30, 2015 at 9:50

5 votes

Accepted

Sum of skew characters over hooks and "odd" partitions

answered Mar 8, 2016 at 9:40

5 votes

Accepted

Is this characterization of (-1)-eigenspaces of the Weyl group of $E_6$ known?

answered Apr 20, 2015 at 8:00

4 votes

Accepted

Equality of codimension under Lusztig-Spaltenstein induction

answered Oct 18, 2015 at 16:01

4 votes

Character values at a cyclic permutation of a symmetric group

answered May 31, 2017 at 13:27

3 votes

Accepted

Regular embeddings of reductive groups

answered May 8, 2015 at 9:43

3 votes

The centralizer of a semisimple element which is not contained in any proper parabolic subgroups

answered Jan 8, 2019 at 14:11

3 votes

Central idempotents from characters in Frobenius algebras (generalizing Lusztig arXiv:math/0208154v2 §19)

answered Apr 29, 2014 at 4:23

3 votes

Accepted

Is there any Lefschetz-like principle for representations of finite groups?

answered Feb 2, 2015 at 16:55

3 votes

Accepted

A bijection between Lusztig series induced by inflation

answered Mar 2, 2015 at 12:11

3 votes

Accepted

The irreducible character of $2.L_2(p)$ where p is a prime

answered Mar 2, 2013 at 10:48

1 vote

Examples of non-split algebraic groups

answered Mar 28, 2015 at 20:03

1 vote

Accepted

Degenerate representation

answered Jul 16, 2022 at 15:43

Stack Exchange Network

31 Answers

learning Deligne-Lusztig theory

How do you state the Classification of finite simple groups?

Simply connected simple algebraic groups

Analogy between product of conjugacy classes and irreps: is there analog of Thompson conjecture ?

When the longest element of Weyl group is rational?

The defining characteristic representations of Lie type groups

Double covers of the orthogonal groups

Unipotent orbit in adjoint group over finite field

How can classifying irreducible representations be a "wild" problem?

Character table of $S_7$

Principal series of finite group of Lie type

Weyl group invariants in a maximal torus

For a Weyl group, what is the connection between its exponents and lengths of its elements?

Sylow $p$-subgroup of GL

Reg the motivation behind Lusztig-Vogan bijection

Finite field analogue of representations in same packet have equal central character

Centralizers of $\mathbb{F}_q$-rational semisimple elements of a finite group of Lie type

Simple groups of Lie type

Sum of skew characters over hooks and "odd" partitions

Is this characterization of (-1)-eigenspaces of the Weyl group of $E_6$ known?

Equality of codimension under Lusztig-Spaltenstein induction

Character values at a cyclic permutation of a symmetric group

Regular embeddings of reductive groups

The centralizer of a semisimple element which is not contained in any proper parabolic subgroups

Central idempotents from characters in Frobenius algebras (generalizing Lusztig arXiv:math/0208154v2 §19)

Is there any Lefschetz-like principle for representations of finite groups?

A bijection between Lusztig series induced by inflation

The irreducible character of $2.L_2(p)$ where p is a prime

Examples of non-split algebraic groups

Degenerate representation