A note on partial-<em>A</em>-isometries and some applications

Research Article

A note on partial-A-isometries and some applications

Published in: Quaestiones Mathematicae
Volume 47 , issue 3 , 2024 , pages: 515–535
DOI: 10.2989/16073606.2023.2229560
Author(s): Mohamed Amine Aouichaoui Institute of Preparatory Studies in Engineering of Monastir Tunisia, University of Monastir, Tunisia
Keywords: 47B65 , 46C05 , 47A05 , 47A30 , 47B33 , 47A80 , Partial isometry , A-isometry , semi-inner product , powers , spectrum
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Abstract

In this paper, the concepts of partial isometry and A-isometry are generalized. The inspiration for our investigation comes from [4, 10, 20, 27, 28, 29].
« Fixed points of principal E 6-bundles over a compact algebraic curve
On EP matrices, partial isometry matrices and their numerical range »

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