On Compressions of Matrices

DOI10.1112/jlms/s2-3.3.526zbMath0215.37601OpenAlexW1981124826MaRDI QIDQ5618476

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Publication date: 1971

Published in: Journal of the London Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1112/jlms/s2-3.3.526

Mathematics Subject Classification ID

Basic linear algebra (15A99)

Related Items (9)

On thekth matrix numerical range ⋮ Normal compressions and restrictions to 2-dimensional subspaces, and the berberian ⋮ Matrical extensions of the numerical range: a brief survey ⋮ Some convexity theorems for matrices ⋮ On compressions of normal matrices ⋮ THOMPSON\'S THEOREM FOR COMPACT OPERATORS AND DIAGONALS OF UNITARY OPERATORS ⋮ \(3\times 3\) orthostochastic matrices and the convexity of generalized numerical ranges ⋮ Counterexamples concerning the diagonal elements of normal matrices ⋮ Four Theorems with Their Foci on Ellipses

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