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Permutation groups having a regular cyclic subgroup and a conjectured algebra of characters

Roots of unity under homomorphisms of $S^1$ to itself

Classes of isomorphism of 2-generated Cayley digraphs of the direct product of two cyclic groups ZnxZm with n and m not coprimes and n divides m

On the size of balls in Cayley graphs

Measurability of automorphisms of compact subsets

When is the torsion subgroup of an abelian group a direct summand?

Row of the character table of symmetric group with most negative entries

When is a subgroup generated by unipotent matrices unipotent?

Does such a subgroup exist?

An explicit example of a finitely presented group containing a subgroup isomorphic to $(\mathbb Q,+)$.

A finitely presented residually finite group that is not virtually residually solvable

Quotient groups of two finite groups

The generalized word problem vs. the uniform generalized word problem

Is there a canonical way to assign a metric to the Poisson boundary of a finitely generated group?

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