Mike Crumley's user avatar
Mike Crumley's user avatar
Mike Crumley's user avatar
Mike Crumley
  • Member for 12 years, 4 months
  • Last seen more than 3 years ago
13 votes
4 answers
2k views

exponential/logarithm for unipotent algebraic groups

5 votes
3 answers
2k views

Reference needed for Lucas' Theorem for multinomial coefficients modulo a prime

4 votes
1 answer
621 views

Quick easy question - representation theory

3 votes
2 answers
311 views

Extensions which define the same element of $\text{Ext}^n(M,N)$ are in fact equivalent

2 votes
1 answer
321 views

Observable Unipotent Algebraic Subgroups of the Unipotent Upper Triangular Groups

2 votes
2 answers
2k views

Reference needed for representation theory of direct products of algebraic groups over a field (of arbitrary characteristic)

2 votes
3 answers
296 views

Can the 'linkages' between equivalent extensions of modules of an algebraic group be taken to have bounded length?

1 vote
1 answer
315 views

Can injective resolutions be 'enlarged' (or shrunk) to admit only injective maps from extensions?

0 votes
0 answers
214 views

References needed for representation theory of certain unipotent algebraic groups in characteristic zero