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math.OA2026
Non-uniqueness of continuous trace-scaling flows on certain full factors
Soham Chakraborty, Sergiu Novac
We show that if M is a full II_infinity factor such that the fundamental group of a finite corner is R and Out(M) is a locally compact second countable group, then M admits either…
math.DS2026
On essential freeness of actions of mixed identity-free groups
Soham Chakraborty
It was asked in [ACTT23] if every faithful, discrete, ergodic pmp action of a mixed identity-free (MIF) group is essentially free. In this short note we give some positive evidence…