On the Closure of the Numerical Range of an Operator
- 1 June 1967
- journal article
- Published by JSTOR in Proceedings of the American Mathematical Society
- Vol. 18 (3) , 499-503
- https://doi.org/10.2307/2035486
Abstract
References [Enhancements On Off] (What's this?)Keywords
This publication has 3 references indexed in Scilit:
- The numerical range of a normal operatorDuke Mathematical Journal, 1964
- Approximate Proper VectorsProceedings of the American Mathematical Society, 1962
- Introduction to Hilbert Space and the Theory of Spectral Multiplicity. By Paul R. Halmos Pp. 114. $3.25. 1951. (Chelsea Publishing Company, New York)The Mathematical Gazette, 1952