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

Colloquium Mathematicae (1992)

- Volume: 63, Issue: 1, page 135-137
- ISSN: 0010-1354

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topŻelazko, W.. "A subfield of a complex Banach algebra is not necessarily topologically isomorphic to a subfield of ℂ." Colloquium Mathematicae 63.1 (1992): 135-137. <http://eudml.org/doc/210128>.

@article{Żelazko1992,

author = {Żelazko, W.},

journal = {Colloquium Mathematicae},

keywords = {example of a subfield of a complex Banach algebra which is not topologically isomorphic to a subfield of },

language = {eng},

number = {1},

pages = {135-137},

title = {A subfield of a complex Banach algebra is not necessarily topologically isomorphic to a subfield of ℂ},

url = {http://eudml.org/doc/210128},

volume = {63},

year = {1992},

}

TY - JOUR

AU - Żelazko, W.

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

JO - Colloquium Mathematicae

PY - 1992

VL - 63

IS - 1

SP - 135

EP - 137

LA - eng

KW - example of a subfield of a complex Banach algebra which is not topologically isomorphic to a subfield of

UR - http://eudml.org/doc/210128

ER -

## References

top- [1] F. F. Bonsall and J. Duncan, Complete Normed Algebras, Springer, Berlin 1973. Zbl0271.46039
- [2] N. Bourbaki, Théories spectrales, Hermann, Paris 1967.
- [3] M. A. Neumark, Normierte Algebren, Frankfurt 1990.
- [4] C. E. Rickart, General Theory of Banach Algebras, Van Nostrand, Toronto 1960.
- [5] W. Żelazko, Banach Algebras, Elsevier, Amsterdam 1973.

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