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June 11, 2024SARAJEVO JOURNAL OF MATHEMATICS

Stability of Almost Closed Operators on a Hilbert Space

Sanaa Messirdi Mustapha Djaa Bekkai Messirdi

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Abstract

We introduce the notion of almost closed linear operators acting in a Hilbert space. This class of operators contains the set of all closed linear operators and is invariant under addition, composition and limits. 2000 Mathematics Subject Classification. 47A05, 47B33

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Cite This Study

Messirdi et al. (2024) studied this question.

synapsesocial.com/papers/68e6542bb6db6435875e312d https://doi.org/10.5644/sjm.05.1.12

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