Ramesh Golla

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math.FA2026

On the minimum modulus of dual truncated Toeplitz operators

Sudip Ranjan Bhuia, Ramesh Golla, Puspendu Nag

This article provides a systematic investigation of the minimum modulus of dual truncated Toeplitz operators (DTTOs) $D_{I ¨} $ acting on the orthogonal complement of the model space $…

math.FA2025

On Absolutely norm (minimum) attaining $2 \times 2$ block operator matrix

Puspendu Nag, Ramesh Golla

In this article, we study absolutely norm attaining operators ( $A N$ -operators, in short), that is, operators that attain their norm on every non-zero closed subspace of a…

On the minimum modulus of dual truncated Toeplitz operators

On Absolutely norm (minimum) attaining 2×2 block operator matrix

On Absolutely norm (minimum) attaining $2 \times 2$ block operator matrix