English

A Gr\"uss type operator inequality

Functional Analysis 2017-02-22 v2

Abstract

In [P. Renaud, "A matrix formulation of Gr\"uss inequality", Linear Algebra Appl. 335 (2001), 95--100] it was proved an operator inequality involving the usual trace functional. In this article, we give a refinement of such result and we answer positively the Renaud's open problem.

Keywords

Cite

@article{arxiv.1602.05496,
  title  = {A Gr\"uss type operator inequality},
  author = {Tamara Bottazzi and Cristian Conde},
  journal= {arXiv preprint arXiv:1602.05496},
  year   = {2017}
}
R2 v1 2026-06-22T12:52:23.302Z