An Explicit Criterion for the Convexity of Quaternionic Numerical Range

DOI10.4153/CMB-1998-016-4zbMath0908.15016MaRDI QIDQ4393421

Wa-Sin So

Publication date: 15 March 1999

Published in: Canadian Mathematical Bulletin (Search for Journal in Brave)

zbMATH Keywords

convexityquaternionic matrixquaternionic numerical range

Mathematics Subject Classification ID

Matrices over special rings (quaternions, finite fields, etc.) (15B33) Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60)

Related Items (3)

The star-center of the quaternionic numerical range ⋮ A bridge between quaternionic and complex numerical ranges ⋮ Joint zero sets and ranges of several Hermitian forms over complex and quaternionic scalars

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