User Alex B.

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Wedderburn decomposition of special linear groups

answered Oct 18, 2022 at 12:26

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Autobiographies of mathematicians

answered Nov 14, 2020 at 2:02

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The zero entries in the character table of a finite group

answered Jun 22, 2020 at 14:26

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Defect groups and subgroups

answered Sep 9, 2011 at 7:28

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Classifications of finite simple objects

answered Apr 3, 2011 at 17:15

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Character table for the affine group of Z/p^nZ

answered Oct 30, 2010 at 1:39

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Do isomorphic semi-direct products correspond to conjugate automorphisms?

answered Jan 22, 2011 at 4:13

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polynomials with the same discriminant

answered Nov 18, 2010 at 13:44

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An alternative description of K^/Nm(L^)

answered Sep 28, 2010 at 1:45

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Proof that bases etc. exist in early linear algebra course?

answered Oct 6, 2010 at 10:16

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Algebraic aspects of the Goldbach conjecture

answered Oct 25, 2010 at 0:53

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Are all solvable groups regularly realizable over Q(x)?

answered Nov 20, 2010 at 4:48

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Fermat's Last Theorem and Computability Theory

answered Dec 23, 2010 at 0:59

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There is mathematics behind the 1989 Tour de France !

answered Jan 6, 2011 at 12:45

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How locally ubiquitous are totally real fields?

answered Apr 27, 2011 at 6:20

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The parity conjecture

answered Jul 30, 2011 at 4:20

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Comparing the height of an algebraic number with the height of its conjugates

answered Aug 1, 2011 at 10:25

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Irreducible mod-p representation of a semidirect product with trivial p-core

answered Oct 31, 2011 at 13:21

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Is a finite group given by its character table if its Sylow subgroups are so?

answered Mar 30, 2019 at 18:09

6 votes

Sidon Sets and Diophantine Equation

answered Oct 8, 2018 at 7:56

6 votes

Non-split Aut(G) $\to$ Out(G)?

answered Feb 20, 2018 at 15:36

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The cyclic twist of elliptic curve is a principally polarized abelian variety

answered Oct 10 at 14:34

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Independence of Chebotarev densities

answered Jul 4, 2013 at 10:59

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Criterion for (non)decomposability of a representation?

answered Jul 30, 2013 at 7:23

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$p$-groups in which all normal abelian subgroups are cyclic

answered Dec 1, 2017 at 10:50

5 votes

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Arakelov divisor on $\operatorname{Spec } O_F$: places or embeddings?

answered Oct 7, 2016 at 9:00

5 votes

Cohen-Lenstra heuristics for totally complex fields

answered Aug 18, 2014 at 2:57

5 votes

A question on some computation of group cohomologies

answered Sep 7, 2013 at 20:41

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non-split extension and Schur multiplier

answered Jul 5, 2013 at 9:48

5 votes

Using MAGMA for Group Theory

answered Dec 7, 2011 at 15:37

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140 Answers

Wedderburn decomposition of special linear groups

Autobiographies of mathematicians

The zero entries in the character table of a finite group

Defect groups and subgroups

Classifications of finite simple objects

Character table for the affine group of Z/p^nZ

Do isomorphic semi-direct products correspond to conjugate automorphisms?

polynomials with the same discriminant

An alternative description of K^/Nm(L^)

Proof that bases etc. exist in early linear algebra course?

Algebraic aspects of the Goldbach conjecture

Are all solvable groups regularly realizable over Q(x)?

Fermat's Last Theorem and Computability Theory

There is mathematics behind the 1989 Tour de France !

How locally ubiquitous are totally real fields?

The parity conjecture

Comparing the height of an algebraic number with the height of its conjugates

Irreducible mod-p representation of a semidirect product with trivial p-core

Is a finite group given by its character table if its Sylow subgroups are so?

Sidon Sets and Diophantine Equation

Non-split Aut(G) $\to$ Out(G)?

The cyclic twist of elliptic curve is a principally polarized abelian variety

Independence of Chebotarev densities

Criterion for (non)decomposability of a representation?

$p$-groups in which all normal abelian subgroups are cyclic

Arakelov divisor on $\operatorname{Spec } O_F$: places or embeddings?

Cohen-Lenstra heuristics for totally complex fields

A question on some computation of group cohomologies

non-split extension and Schur multiplier

Using MAGMA for Group Theory