Quasihyponormal, EP and J-EP Matrices in Indefinite Inner Product Spaces

Ivana Miroslav Radojević

Mathematical Conferences Niš, Serbia, 13th Serbian Mathematical Congress

Ivana Miroslav Radojević

Last modified: 2014-01-31

Abstract

We introduce a notion and give some properties of quasihyponormal matrices in spaces equipped with possibly degenerate indefinite inner product. We also present recent results concerning EP and J-EP matrices.

Keywords

quasihyponormal matrix, ep matrix, indefinite inner product