New Results on Idempotent Operators in Hilbert Spaces

This paper provides a new proof of the operator norm identity <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><mo>∥</mo><mi>Q</mi><mo>∥</mo><mo> </mo><mo&...

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Bibliographic Details
Main Authors: Salma Aljawi, Cristian Conde, Kais Feki, Shigeru Furuichi
Format: Article
Language:English
Published: MDPI AG 2025-06-01
Series:Axioms
Subjects:
Online Access:https://www.mdpi.com/2075-1680/14/7/509
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