A Stasinski's user avatar
A Stasinski's user avatar
A Stasinski's user avatar
A Stasinski
  • Member for 14 years, 3 months
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10 votes
Accepted

Does the map $\mathrm{SL}(n,\mathbb{Z}/p^2) \rightarrow \mathrm{SL}(n,\mathbb{Z}/p)$ split?

2 votes

Representations of GL(2, Q_p) and GL(2, Z_p)

5 votes
Accepted

Intuitive reason that the regular representation is a uniform function

7 votes
Accepted

Does $\mathrm{SL}_{n}(\mathbb{Z}/p^{2})$ have the same number of conjugacy classes as $\mathrm{SL}_{n}(\mathbb{F}_{p}[t]/t^{2})$?

6 votes

When do the sizes of conjugacy classes and squares of degrees of irreps give the same partition for a finite group?

9 votes
Accepted

Is the representation of $GL_n(\mathcal{O})$ in functions on Grassmannian multiplicity free?

48 votes
Accepted

Is there a "purely algebraic" proof of the finiteness of the class number?

3 votes
Accepted

Number of irreducible representations of $SO_3(\mathfrak{o}/\mathfrak{p}^l)$

15 votes

Is a matrix similar to its transpose over $\mathbb{Z}_p$?

4 votes
Accepted

Lifting Lang-Steinberg to DVR's in Characteristic 0

11 votes

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

5 votes

Cayley-Hamilton revisited

9 votes
Accepted

Centralizers of elements in general linear group over Z mod prime power

6 votes
Accepted

Parabolic induction GL(n,Zp)

6 votes

Uniform setting for computing orders of algebraic groups over finite quotients of the integers?

14 votes
Accepted

On Ring Schemes

14 votes

Reference for representation theory of SL_2(Z/n)

3 votes

A question about the existence of a specific extension of a character.

6 votes

To what extent do we know the representations of GL(2,Zp)

5 votes
Accepted

Parabolic induction for GL(2,Z/pn)

12 votes
Accepted

Why is p=2 special, if we want to classify cplx. representation of GL2(Zp)?

3 votes
Accepted

A result about Characters of F-algebra groups

13 votes

Which compact groups have finitely many irreducible representations of each dimension?

1 vote

Smooth linear algebraic groups over the dual numbers

3 votes

Conjugacy classes of reductive groups defined over local commutative rings

2 votes
Accepted

Representations of reductive groups over finite rings