List questions from algebraic-groups

Published on 05 Nov 2016 - 11:59

189

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What goes wrong in the theory of algebraic groups in characteristic $p$?

Published on 25 Mar 2026 - 13:34

59

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Solvability of group presentations with 2 "almost disjoint" relations

Published on 26 Mar 2026 - 16:05

620

Views

Character of $G_m$

Published on 12 Nov 2016 - 3:59

498

Views

Borel subgroups containing a regular semisimple element

Published on 19 Nov 2016 - 7:23

28

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what is $\mathrm{Res}_{E/F}(\mathbb{G}_m)/\mathbb{G}_m $?

Published on 21 Nov 2016 - 19:11

197

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Closure of an ideal with respect to p-adic valuation

Published on 26 Mar 2026 - 13:51

1.1k

Views

What does this gigantic C mean?

Published on 26 Mar 2026 - 9:38

158

Views

The Frob-id morphism on an abelian variety

Published on 25 Mar 2026 - 9:38

587

Views

parabolic subgroups and simple roots

Published on 29 Nov 2016 - 22:26

66

Views

Proving a group variety is quasicompact (or providing a counterexample)

Published on 04 Dec 2016 - 18:03

25

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$BN$-pairs. Why is $P_I$ generated by $B$ and $\sigma B \sigma^{-1}$?

Published on 12 Dec 2016 - 19:20

47

Views

Reference Request: Compact subgroups of p-adic Reductive Groups

Published on 14 Dec 2016 - 22:47

88

Views

$RG\otimes_{RP}RL\simeq RGe_U$, when $P=LU$ is a parabolic subgroup of $G$?

Published on 23 Dec 2016 - 2:24

522

Views

Forms of the multiplicative group

Published on 28 Dec 2016 - 20:05

List Question

Question realted to standard field of quaternions and multiplicative group.

What goes wrong in the theory of algebraic groups in characteristic $p$?

Solvability of group presentations with 2 "almost disjoint" relations

Character of $G_m$

Borel subgroups containing a regular semisimple element

what is $\mathrm{Res}_{E/F}(\mathbb{G}_m)/\mathbb{G}_m $?

Closure of an ideal with respect to p-adic valuation

What does this gigantic C mean?

The Frob-id morphism on an abelian variety

parabolic subgroups and simple roots

Proving a group variety is quasicompact (or providing a counterexample)

$BN$-pairs. Why is $P_I$ generated by $B$ and $\sigma B \sigma^{-1}$?

Reference Request: Compact subgroups of p-adic Reductive Groups

$RG\otimes_{RP}RL\simeq RGe_U$, when $P=LU$ is a parabolic subgroup of $G$?

Forms of the multiplicative group

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