Ryan Reich's user avatar
Ryan Reich's user avatar
Ryan Reich's user avatar
Ryan Reich
  • Member for 13 years, 10 months
  • Last seen more than a month ago
  • GitHub
  • Panorama City, Los Angeles, CA, USA
59 votes
8 answers
12k views

Why the Killing form?

22 votes
3 answers
5k views

Do semisimple algebraic groups always have faithful irreducible representations?

14 votes
4 answers
4k views

What are two independent, uniformly distributed random variables on the unit interval?

12 votes
2 answers
2k views

Reference for a nice proof of "undetermined coefficients"

11 votes
4 answers
2k views

Riemannian metric on a flag variety

7 votes
3 answers
2k views

Smoothness properties of the Springer fiber

16 votes
2 answers
1k views

Cohomological dimension-doubling

5 votes
1 answer
650 views

Fiberwise acyclic, locally acyclic morphisms

8 votes
1 answer
590 views

Extending faithfully flat covers of closed subschemes to open neighborhoods

5 votes
1 answer
584 views

What is the name for a finite-group representation that is the sum of all the irreducibles (once)?

5 votes
0 answers
546 views

What is the meaning of the cospecialization map?

2 votes
1 answer
429 views

Equivalent forms of the proper base change isomorphism

1 vote
0 answers
136 views

Quasicoherent analogue of a theorem on fiberwise acyclicity for etale cohomology