Unitarily achievable zero patterns and traces of words in \(A\) and \(A\)

DOI10.1016/j.laa.2006.03.002zbMath1122.15014OpenAlexW1979340931MaRDI QIDQ864556

Charles R. Johnson, Dragomir Ž. Djoković

Publication date: 12 February 2007

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.laa.2006.03.002

zbMATH Keywords

Schur's triangularization theoremunitary similaritySpecht's criterion for unitary similarity

Mathematics Subject Classification ID

Determinants, permanents, traces, other special matrix functions (15A15) Vector and tensor algebra, theory of invariants (15A72) Hermitian, skew-Hermitian, and related matrices (15B57) Word problems, etc. in computability and recursion theory (03D40) Canonical forms, reductions, classification (15A21)

Related Items (6)

Specht's invariant and localization of operator tuples ⋮ Numerical shadows: measures and densities on the numerical range ⋮ Matrix representations of arbitrary bounded operators on Hilbert spaces ⋮ Numerical ranges of cube roots of the identity ⋮ On the interplay between operators, bases, and matrices ⋮ Universal subspaces for compact Lie groups

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