Banach algebras with involution
Pták, V.
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Displaying similar documents to “On Banach *-algebras without the unit”
Banach algebras with involution
Generalization of the Shirali-Ford theorem in Hermitian locally multiplicatively convex algebras
Dina Štěrbová (1985)
Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica
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On the spectral properties of elements of the type exp(ih) in Hermitian Banach algebras
Dina Štěrbová (1978)
Sborník prací Přírodovědecké fakulty University Palackého v Olomouci. Matematika
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Perturbation theorems for Hermitian elements in Banach algebras
Rajendra Bhatia, Driss Drissi (1999)
Studia Mathematica
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Two well-known theorems for Hermitian elements in C*-algebras are extended to Banach algebras. The first concerns the solution of the equation ax - xb = y, and the second gives sharp bounds for the distance between spectra of a and b when a, b are Hermitian.