When matrices commute

DOI10.7146/math.scand.a-13839zbMath0963.46036OpenAlexW2531178542MaRDI QIDQ4267269

Terry A. Loring

Publication date: 19 June 2001

Published in: MATHEMATICA SCANDINAVICA (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.7146/math.scand.a-13839

zbMATH Keywords

\(C^*\)-algebralifting problem*-homomorphismcorona algebraapproximation problemBott projectionclass (IR)Murray-von Neumann index

Mathematics Subject Classification ID

Noncommutative topology (46L85) General theory of (C^*)-algebras (46L05) General theory of linear operators (47A99)

Related Items (7)

When almost multiplicative morphisms are close to homomorphisms ⋮ Almost commuting unitary matrices related to time reversal ⋮ Almost commuting orthogonal matrices ⋮ Morphisms of extensions of \(C^*\)-algebras: Pushing forward the Busby invariant ⋮ Some results on tracial stability and graph products ⋮ Almost commuting matrices, localized Wannier functions, and the quantum Hall effect ⋮ Topological insulators and \(C^{*}\)-algebras: theory and numerical practice

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