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math.OA2022
The Brown measure of a sum of two free random variables, one of which is triangular elliptic
Serban Belinschi, Zhi Yin, Ping Zhong
The triangular elliptic operators are natural extensions of the elliptic deformation of circular operators. We obtain a Brown measure formula for the sum of a triangular elliptic o…
math.OA2022
Brown measure of -diagonal operators, revisited
Ping Zhong
We use subordination functions perspective to reformulate Haagerup--Schultz's approach for the Brown measure of -diagonal operators. This allows us to simplify the original argu…