167

Answers
votes newest views recent
20
Character free proof that Frobenius kernel is a normal subgroup? (2)
20
Determinant of sum of positive definite matrices
20
Failure of a basic fact from Representation Theory
19
Subgroups of GL(2,q)
16
Groups that do not exist
15
Number of 2-dimensional irreducible representations of a finite group ?
15
How to decide this function takes integer values?
15
Groups with triple system of self-normalizing subgroups
14
solvable groups
13
Characterization of the transfer map in group theory
13
Reference request for projective representations of finite groups over a non-problematic field
12
Is 2-sylow subgroup of a rational group also a rational group?
12
Which groups are quotients of symmetric groups?
11
Finite groups such that every irrep can be induced from trivial irrep of a subgroup ?
11
Bound on the size of a group given a faithful irrep of a certain dimension
11
Congruence subgroups as abstract groups
11
Finite groups having no dihedral subgroup of order $2p$ for any odd prime $p$
10
Groups of order $n$ with a character whose degree is at least $0.8\sqrt{n}$ (say)
10
Is there formula name and proof for this theorem ?
10
The Odds 3 (or More) Group Elements Commute
10
Structure of F_p[G], for finite group G ?
9
Bijection between irreducible representations and conjugacy classes of finite groups
9
Automorphism group
9
Frobenius formula for the determinant
9
Subgroups of $GL(k,q)$ for bounded $k$
9
Number of generators of a subgroup of a finite simple group
9
Eigenvalues of nonnegative integer matrices
9
multiplicative order of 2 mod p
9
Kernel of modular representation of a finite group
9
Conjugacy for $p$-adic matrices of finite order
1 2 3 4 5 6 next