New posts in Unitary Representations

When can an $\mathfrak{S}_n$-equivariant map be extended to an $\textrm{O}(n)$-equivariant map?

Parametrization of real-valued SU(N)

Average of the maximum matrix element over the Haar measure

When can a finite subgroup of $GL(2n,\mathbb{R})$ be viewed as a subgroup of $GL(n,\mathbb{C})$?

Characters of permutation groups

Groups without property (T) but all finite quotients are expanders

comprehensive presentation of the unitary dual of $SO_0(n,1)$

Is every finite group a group of "symmetries"?