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On the Russo-Dye Theorem for positive linear maps
- Source :
- Linear Algebra Appl. 2019
- Publication Year :
- 2019
-
Abstract
- We revisit a classical result, the Russo-Dye Theorem, stating that every positive linear map attains its norm at the identity.
- Subjects :
- Mathematics - Functional Analysis
47A30, 15A60
Subjects
Details
- Database :
- arXiv
- Journal :
- Linear Algebra Appl. 2019
- Publication Type :
- Report
- Accession number :
- edsarx.1911.10573
- Document Type :
- Working Paper