Natural Science, Other, 2025
ON SYMMETRIC SUBALGEBRAS IN BANACH ALGEBRA
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Submitted: 2025-02-27; Published: 2025-02-27
© 2025 by author(s) and The Gufo Inc.
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Abstract
Symmetric subalgebras of a complex Banach algebra are studied with the help of von Neiman–Fuglede Theorem. The result is closely related to the problems of approximation theory.