Approximation with restricted spectra

DOI10.1007/BF01214143zbMath0295.47028OpenAlexW2054639285MaRDI QIDQ1213153

Philip W. Smith, Charles K. Chui, Joseph D. Ward

Publication date: 1975

Published in: Mathematische Zeitschrift (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/172262

Mathematics Subject Classification ID

Hermitian and normal operators (spectral measures, functional calculus, etc.) (47B15) Linear symmetric and selfadjoint operators (unbounded) (47B25)

Related Items

A Canonical Trace Class Approximant, Best approximation of a nonnormal operator in the trace norm, Normal spectral approximation in \(C^*\)-algebras and in von Neumann-algebras, Spectral Approximations of a Normal Operator

Cites Work

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• Chebyshev subspaces in the space of compact operators
• Spectral approximants of normal operators
• Approximate Proper Vectors
• Positive Approximants
• Some Metric Inequalities in the Space of Matrices