On compressions of normal matrices
Autor: | John Maroulas, Maria Adam |
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Rok vydání: | 2002 |
Předmět: | |
Zdroj: | Linear Algebra and its Applications. 341(1-3):403-418 |
ISSN: | 0024-3795 |
DOI: | 10.1016/s0024-3795(01)00505-5 |
Popis: | Let A be a normal matrix and consider the polygon NR[A]={x * Ax: ∥x∥=1}. If υ * Aυ∈ int NR[A] , a projector matrix P υ is defined such that NR [ P * υ AP υ ] is supported by all or some edges of a polygon. |
Databáze: | OpenAIRE |
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