Completions of matrices and the commutant lifting theorem

DOI10.1016/0022-1236(92)90002-ZzbMath0786.47022MaRDI QIDQ1187774

Dan Timotin

Publication date: 23 July 1992

Published in: Journal of Functional Analysis (Search for Journal in Brave)

zbMATH Keywords

completioncommutant lifting theoremgeneralized Toeplitz kernelsdilations of intertwining operatorspartially defined matrices

Mathematics Subject Classification ID

Linear operator methods in interpolation, moment and extension problems (47A57) Structure theory of linear operators (47A65)

Related Items

Norm inequalities of positive operator matrices ⋮ Extensions of positive definite functions on free groups ⋮ A note on Parrott's strong theorem ⋮ Idempotent completions of operator partial matrices

Cites Work

• Generalized Toeplitz kernels and dilations of intertwining operators
• Positive definite completions of partial Hermitian matrices
• Inheritance principles for chordal graphs
• The commutant lifting approach to interpolation problems
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