Riesz bases in spaces with indefinite metric

Ferrer Osmin, Sierra Arley, Carrillo Diego

Abstract


We introduce Riesz bases in Krein spaces from a fundamental decomposition and we study some basic properties. Among these, the non-dependence of the bases with the fundamental sitmetry and the projections from one space to another stands out.

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Published: 2021-04-13

How to Cite this Article:

Ferrer Osmin, Sierra Arley, Carrillo Diego, Riesz bases in spaces with indefinite metric, J. Math. Comput. Sci., 11 (2021), 2780-2791

Copyright © 2021 Ferrer Osmin, Sierra Arley, Carrillo Diego. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

 

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