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Pure and Applicable AnalysisISSN 2945-350X · Open Access

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Norm Estimates for Hermitian Derivations

I. O. Okwany, N. B. Okelo, O. Ongati

Vol. 2022 (2022) · Published 23 March 2022 · 2022: 2

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Abstract

In this paper, we show that δP,Q has a lower bound and is utmost equal to the sum of norms of P and Q and also that δP,Q is Hermitian and is bounded above by its numerical radius. Finally, we give power bounds for numerical radii of the δP,Q.

How to Cite

I. O. Okwany, N. B. Okelo, O. Ongati. Norm Estimates for Hermitian Derivations. Pure and Applicable Analysis, Vol. 2022 (2022), 2.

This article is published open access.