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Approximation of the block numerical range of block operator matrices
- Source :
- Filomat. 33:3877-3881
- Publication Year :
- 2019
- Publisher :
- National Library of Serbia, 2019.
-
Abstract
- In this paper we obtain an approximation of the block numerical range of bounded and unbounded block operator matrices by projection methods.
Details
- ISSN :
- 24060933 and 03545180
- Volume :
- 33
- Database :
- OpenAIRE
- Journal :
- Filomat
- Accession number :
- edsair.doi...........d5231977ec68e56aa9f73e9fdc1fd1ae