Every $n\times n$ matrix $Z$ with real spectrum satisfies $\Vert Z-Z^{\ast }\Vert \leq \Vert Z+Z^{\ast } \Vert (\log _{2}n+0.038)$
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- Proc. Amer. Math. Soc. 39 (1973), 235-241 Request permission
Abstract:
The titleβs inequality is proved for the operator bound-norm in a unitary space. An example is exhibited to show that the inequality cannot be improved by more than about 8References
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Additional Information
- © Copyright 1973 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 39 (1973), 235-241
- MSC: Primary 15A60
- DOI: https://doi.org/10.1090/S0002-9939-1973-0313278-3
- MathSciNet review: 0313278