Best Approximation and Quasitriangular Algebras

DOI10.2307/2000434zbMath0536.47034OpenAlexW4249981860MaRDI QIDQ3320978

Timothy G. Feeman

Publication date: 1985

Full work available at URL: https://doi.org/10.2307/2000434

zbMATH Keywords

nest algebrabest approximantsideal of compact operatorsquasi-triangular algebralinearly ordered set of projections

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Abstract operator algebras on Hilbert spaces (47L30) Uniqueness of best approximation (41A52)

Related Items

On \(M\)-ideals and best approximation

Cites Work

• Interpolation problems in nest algebras
• Approximation from the space of compact operators and other M-ideals
• Structure in real Banach spaces. I and II
• The Compact Hankel Operators Form an M-Ideal in the Space of Hankel Operators
• On Some Algebras of Operators
• Approximation by compact operators and the space \(H^\infty +C\)
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