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Title: The numerical range of 2-dimensional Krein spaces operators
Authors: Nakazato, Hiroshi 
Bebiano, Natália 
Providência, João da 
Keywords: Numerical range; Generalized numerical range; Inde nite inner product space
Issue Date: 2006
Publisher: Centro de Matemática da Universidade de Coimbra
Citation: Pré-Publicações DMUC. 06-06 (2006)
Abstract: The tracial numerical range of operators on a 2-dimensional Krein space is investigated. Results in the vein of those obtained in the context of Hilbert spaces are stated
Rights: openAccess
Appears in Collections:FCTUC Física - Artigos em Revistas Nacionais
FCTUC Matemática - Artigos em Revistas Nacionais

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