Reverse Inequalities for the Numerical Radius of Linear Operators in Hilbert Spaces

Dragomir, Sever S (2005) Reverse Inequalities for the Numerical Radius of Linear Operators in Hilbert Spaces. Research report collection, 8 (Supp).

Abstract

Some elementary inequalities providing upper bounds for the difference of the norm and the numerical radius of a bounded linear operator on Hilbert spaces under appropriate conditions are given.

Item type Article
URI https://vuir.vu.edu.au/id/eprint/18022
Subjects Current > FOR Classification > 0101 Pure Mathematics
Current > Collections > Research Group in Mathematical Inequalities and Applications (RGMIA)
Keywords numerical range, numerical radius, bounded linear operators, Hilbert spaces
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