Matrix symbol of order two for some Banach algebras

DOI10.1007/BF01198141zbMath0985.47006OpenAlexW2090093362MaRDI QIDQ5943609

Yafim Spigel, N. Ya. Krupnik

Publication date: 6 November 2001

Published in: Integral Equations and Operator Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01198141

zbMATH Keywords

normBanach algebrasingular integral operatorperturbationspolynomialsmatrix symbol

Mathematics Subject Classification ID

Norms (inequalities, more than one norm, etc.) of linear operators (47A30) Integral operators (47G10) Topological algebras of operators (46H35) Operator algebras with symbol structure (47L15)

Cites Work

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• Algebras generated by idempotents and the symbol calculus for singular integral operators
• On the norms of polynomials of two adjoint projections and a shift
• On the norm of polynomials of two adjoint projections
• On the norm of singular integral operator on curves with cusps
• On the norm of polynomials of two adjoint projections in Hilbert spaces
• Norms of the singular integral operator with Cauchy kernel along certain contours
• On \(C^*\)-algebras generated by idempotents
• Extension theorems for Fredholm and invertibility symbols

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