Question

$\mathbb{F}_q$-rational elements in unipotent classes of simple algebraic group in positive characteristic

score 64 · Answer 1 · 2026-03-17 02:02:50

64

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$\mathbb{F}_q$-rational elements in unipotent classes of simple algebraic group in positive characteristic

Published on 17 Mar 2026 - 2:02

score 77 · Answer 2 · 2018-09-18 00:22:25

77

Views

Conjugacy class that is not closed

Published on 18 Sep 2018 - 0:22

score 143 · Answer 3 · 2018-09-21 06:02:06

143

Views

Interesting examples of commutative linear algebraic groups; uniqueness of composition series

Published on 21 Sep 2018 - 6:02

score 187 · Answer 4 · 2018-09-24 16:49:04

187

Views

quotient of algebraic groups in Springer's book

Published on 24 Sep 2018 - 16:49

score 439 · Answer 5 · 2018-09-26 08:40:53

439

Views

Projective linear group PGLn()

Published on 26 Sep 2018 - 8:40

score 340 · Answer 6 · 2018-09-30 16:45:03

340

Views

Tannakian theory for Lie algebras

Published on 30 Sep 2018 - 16:45

score 111 · Answer 7 · 2026-03-25 06:20:59

111

Views

Flat affine group scheme $G$ over $\mathbb{Z}$ arises from embedding generic fiber $G_{\mathbb{Q}}$ into $GL_{n,\mathbb{Q}}$.

Published on 25 Mar 2026 - 6:20

score 43 · Answer 8 · 2018-10-08 02:49:31

43

Views

If $\alpha\colon T\to\mathbb{G}_m$ is a root, does $\alpha(t)$ range over $\mathbb{G}_m$ as $t$ ranges over $T$?

Published on 08 Oct 2018 - 2:49

score 69 · Answer 9 · 2026-03-23 08:49:14

69

Views

Global sections of pullback of $G$-equivariant $D_Z$-modules

Published on 23 Mar 2026 - 8:49

score 123 · Answer 10 · 2018-10-19 11:15:33

123

Views

Classification of $\mathbb{R}/\mathbb{Q}$-forms of an algebraic group

Published on 19 Oct 2018 - 11:15

score 74 · Answer 11 · 2018-10-21 02:46:34

74

Views

Showing that an ideal of $\mathbb{C}[x,y]$ is prime.

Published on 21 Oct 2018 - 2:46

score 172 · Answer 12 · 2018-10-22 10:09:24

172

Views

Is the functor that assigns to an algebra its algebraic group of units fully faithful?

Published on 22 Oct 2018 - 10:09

score 202 · Answer 13 · 2018-10-23 09:41:10

202

Views

Quotient of linear algebraic groups: dimension of a faithful representation

Published on 23 Oct 2018 - 9:41

score 258 · Answer 14 · 2026-03-25 09:23:23

258

Views

$PGL_2(\Bbb R)$ as a scheme

Published on 25 Mar 2026 - 9:23

score 334 · Answer 15 · 2026-03-25 03:23:00

334

Views

Algebraic 1-cocycles and Galois gerbs

Published on 25 Mar 2026 - 3:23

List Question

$\mathbb{F}_q$-rational elements in unipotent classes of simple algebraic group in positive characteristic

Conjugacy class that is not closed

Interesting examples of commutative linear algebraic groups; uniqueness of composition series

quotient of algebraic groups in Springer's book

Projective linear group PGLn()

Tannakian theory for Lie algebras

Flat affine group scheme $G$ over $\mathbb{Z}$ arises from embedding generic fiber $G_{\mathbb{Q}}$ into $GL_{n,\mathbb{Q}}$.

If $\alpha\colon T\to\mathbb{G}_m$ is a root, does $\alpha(t)$ range over $\mathbb{G}_m$ as $t$ ranges over $T$?

Global sections of pullback of $G$-equivariant $D_Z$-modules

Classification of $\mathbb{R}/\mathbb{Q}$-forms of an algebraic group

Showing that an ideal of $\mathbb{C}[x,y]$ is prime.

Is the functor that assigns to an algebra its algebraic group of units fully faithful?

Quotient of linear algebraic groups: dimension of a faithful representation

$PGL_2(\Bbb R)$ as a scheme

Algebraic 1-cocycles and Galois gerbs

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