List questions from group-schemes

Published on 31 Mar 2016 - 16:58

280

Views

Existence of categorical quotient $X/\mathbb{G}_{m,A}$.

Published on 01 Apr 2016 - 13:33

241

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When is Cartier dual of a finite group etale?

Published on 28 Jun 2016 - 14:20

862

Views

$k$-group endomorphisms of the multiplicative group scheme for $k$ a connected ring.

Published on 26 Jul 2013 - 21:03

353

Views

Motivation?: Lie algebra and algebraic group Cohomology

Published on 09 Sep 2013 - 4:11

231

Views

$GL(-)$ as a k-group functor

Published on 20 Sep 2013 - 1:45

347

Views

Relationship between hyperalgebra (algebra of distributions) of an affine group scheme to its cohomology

Published on 24 Sep 2013 - 20:51

514

Views

Finite dimensionality and maximal ideals

Published on 01 Oct 2013 - 23:53

1.4k

Views

Why is Weil restriction right adjoint to base change?

Published on 19 Nov 2013 - 7:30

388

Views

Group schemes appearing in the $p$-torsion of an abelian scheme

Published on 25 Mar 2026 - 22:05

67

Views

Rational points of unipotent groups

Published on 04 Mar 2014 - 18:51

520

Views

Smoothness of algebraic varieties: is there a finite type $k$-(group)scheme (variety?) $X$ without a regular point?

Published on 05 May 2017 - 6:09

678

Views

Group scheme endomorphisms of $G_a$ and $G_m$

Published on 07 May 2017 - 20:14

240

Views

Generalization of the group scheme $\textrm{Spec}(A(T))$

Published on 05 Jun 2017 - 20:42

671

Views

Abelian group structure on roots of a polynomial

Published on 23 Jul 2017 - 3:02

List Question

How to proceed in this group scheme? (Explicit calculations)

Existence of categorical quotient $X/\mathbb{G}_{m,A}$.

When is Cartier dual of a finite group etale?

$k$-group endomorphisms of the multiplicative group scheme for $k$ a connected ring.

Motivation?: Lie algebra and algebraic group Cohomology

$GL(-)$ as a k-group functor

Relationship between hyperalgebra (algebra of distributions) of an affine group scheme to its cohomology

Finite dimensionality and maximal ideals

Why is Weil restriction right adjoint to base change?

Group schemes appearing in the $p$-torsion of an abelian scheme

Rational points of unipotent groups

Smoothness of algebraic varieties: is there a finite type $k$-(group)scheme (variety?) $X$ without a regular point?

Group scheme endomorphisms of $G_a$ and $G_m$

Generalization of the group scheme $\textrm{Spec}(A(T))$

Abelian group structure on roots of a polynomial

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