A subfield of a complex Banach algebra is not necessarily topologically isomorphic to a subfield of ℂ

DOI10.4064/CM-63-1-135-137zbMath0816.46039OpenAlexW854923558MaRDI QIDQ4275954

Wiesław Tadeusz Żelazko

Publication date: 16 July 1995

Published in: Colloquium Mathematicum (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/210128

zbMATH Keywords

example of a subfield of a complex Banach algebra which is not topologically isomorphic to a subfield of \(\mathbb{C}\)

Mathematics Subject Classification ID

General theory of topological algebras (46H05)

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