On (N,M)-a-normal And (N, M)-a-quasinormal Semi- Hilbert Space Operators

2019/12/04 by Mohammady, Samir Al, Beinane, Sid Ahmed Ould, Mahmoud, Sid Ahmed O. Ahmed · 1 citation
#FOS: Mathematics #General Mathematics (math.GM)

paper · doi:10.48550/arxiv.1912.03304

Abstract

The purpose of the paper is to introduce and study a new class of operators on semi-Hilbertian spaces i.e.; spaces generated by positive semidefinite sesquilinear forms. Let H be a Hilbert space and let A be a positive bounded operator on H .

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