Benjamin Steinberg's user avatar
Benjamin Steinberg's user avatar
Benjamin Steinberg's user avatar
Benjamin Steinberg
  • Member for 12 years, 9 months
  • Last seen this week
10 votes
Accepted

An algebra with more than one Frobenius algebra structure

10 votes
Accepted

Do rational group algebras have an outer automorphism?

10 votes
Accepted

Tensor product of irreducible representations of an algebra

10 votes

Representation theory of the full linear monoid

10 votes

Center of a monoid ring

10 votes

Group rings of free abelian groups

10 votes
Accepted

Augmentation ideal of a free group

9 votes
Accepted

Stone–Čech compactification as a semigroup

9 votes
Accepted

Elements of a free group that can't be inverted by automorphisms

9 votes

Representations of products of symmetric groups

9 votes
Accepted

With a linear representation, how does the continuity of $G \to \mathrm{GL}(V)$ relate to that of $G \times V \to V$?

9 votes
Accepted

Is there a known classification of regular multiplicity-free permutation groups?

9 votes

Statements about groups proved using semigroups

9 votes
Accepted

Decision problem on triviality of intersection of two subgroups

9 votes
Accepted

Finite simplicial sets

9 votes

Counterexamples in universal algebra

9 votes

Counterexamples in universal algebra

9 votes
Accepted

Does any identity holding in all finite-dimensional Lie algebras hold in all Lie algebras?

9 votes

Can finite index be seen at the level of profinite completion

9 votes

Characterizing specific "concrete" mathematical objects by abstract general properties

9 votes

Characterization of the transfer map in group theory

9 votes

Fundamental Examples

9 votes

Why are free groups residually finite?

9 votes
Accepted

Characteristic polynomial of a generic n*n matric

8 votes

Non-commutative Fourier transform

8 votes

Proofs in the same vein as Ax-Grothendieck

8 votes
Accepted

Ring of a Spectral Space

8 votes

Algebra with elements x, y such that r(x)=r(y) for all finite-dimensional modules r

8 votes

What is the virtue of profinite groups as mathematical objects?

8 votes

Presenting work in progress

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