## On the Covariance of Moore-Penrose Inverses in Rings with Involution

*Mahzoon, Hesam*;

- Publisher: Hindawi Publishing Corporation
- Journal: issn: 1085-3375, eissn: 1687-0409
Related identifiers: - Subject: Mathematics | Article Subject | QA1-939arxiv: Mathematics::Operator Algebras

We consider the so-called covariance set of Moore-Penrose inverses in rings with an involution. We deduce some new results concerning covariance set. We will show that if $a$ is a regular element in a ${C}^{\ast }$ -algebra, then the covariance set of $a$ is closed in t... View more

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