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On a question of Bhatia and Kittaneh
- Source :
- Linear Algebra and its Applications. 437(7):1955-1960
- Publication Year :
- 2012
- Publisher :
- Elsevier BV, 2012.
-
Abstract
- We settle in the affirmative a question of Bhatia and Kittaneh. For P and Q positive semidefinite n × n matrices, the inequality σ r ( PQ ) ⩽ 1 2 λ r ( P + Q ) holds for r = 1 , 2 , … , n .
Details
- ISSN :
- 00243795
- Volume :
- 437
- Issue :
- 7
- Database :
- OpenAIRE
- Journal :
- Linear Algebra and its Applications
- Accession number :
- edsair.doi.dedup.....dce0d8b25c3d620985fce57ae0aa4d93
- Full Text :
- https://doi.org/10.1016/j.laa.2012.04.040