Some inequalities for the Euclidean operator radius of two operators in Hilbert spaces

Sever S Dragomir

doi:10.1016/j.laa.2006.04.017

Some inequalities for the Euclidean operator radius of two operators in Hilbert spaces

Sever S Dragomir

Open Access

https://doi.org/10.1016/j.laa.2006.04.017

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Journal: Linear Algebra and Its Applications	Publication Date: Jun 22, 2006
Citations: 51	License type: publisher-specific-oa

Affiliation: Victoria University

#Operators In Hilbert Spaces #Linear Operators In Hilbert Spaces + Show 6 more

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Abstract

Some sharp bounds for the Euclidean operator radius of two bounded linear operators in Hilbert spaces are given. Their connection with Kittaneh’s recent results which provide sharp upper and lower bounds for the numerical radius of linear operators are also established.

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