Showing 2021 · math.FAShow all
3 papers · 2 filters
math.FA2021
A Bishop-Phelps-Bollobás theorem for bounded analytic functions
Neeru Bala, Kousik Dhara, Jaydeb Sarkar +1
Let denote the Banach algebra of all bounded analytic functions on the open unit disc and denote by the Banach space of all bounded linear operat…
math.FA2021
A note on commutative and noncommutative Gurariy spaces
Pradipta Bandyopadhyay, Aryaman Sensarma
In this short note, we answer two questions about Gurariy spaces asked in the literature in the affirmative. We also prove the analogue of one of the results for the noncommutative…
math.FA2021
Idempotent, model, and Toeplitz operators attaining their norms
Neeru Bala, Kousik Dhara, Jaydeb Sarkar +1
We study idempotent, model, and Toeplitz operators that attain the norm. Notably, we prove that if is a backward shift invariant subspace of the Hardy space $H^2(\mat…