2 papers
math.OA2026
Strongly converging unitary representations for extensions by exact groups
David Gao, Srivatsav Kunnawalkam Elayavalli, Mahan Mj
We prove the existence of strongly converging unitary representations in various new settings of countable groups, in particular, arising as extensions by exact groups: semidirect…
math.GR2024
On soficity for certain fundamental groups of graphs of groups
David Gao, Srivatsav Kunnawalkam Elayavalli, Mahan Mj
In this note we study a family of graphs of groups over arbitrary base graphs where all vertex groups are isomorphic to a fixed countable sofic group , and all edge groups …