Upper bounds of numerical radius and a-numerical radius in C^*-algebra setting using Orlicz functions

2024/11/07 by Mahapatra, Saikat, Riddhick Birbonshi, Birbonshi, Riddhick +2
Computer Science · Mathematics · #Matrix Theory and Algorithms #Advanced Topics in Algebra #Advanced Operator Algebra Research

paper · pdf · doi:10.48550/arxiv.2411.04875

Abstract

In this paper, several significant upper bounds for the numerical radius and a-numerical radius of an element in a C^*-algebra are obtained using Orlicz functions. Many well-known results are obtained from our findings, depending on specific choices of Orlicz functions.

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