Preservation of pseudo-metrizability by quotient maps

Himmelberg, C. J.

doi:10.1090/S0002-9939-1966-0210078-6

Proceedings of the American Mathematical Society

Published by the American Mathematical Society since 1950, Proceedings of the American Mathematical Society is devoted to shorter research articles in all areas of pure and applied mathematics.

ISSN 1088-6826 (online) ISSN 0002-9939 (print)

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Preservation of pseudo-metrizability by quotient maps
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by C. J. Himmelberg

Proc. Amer. Math. Soc. 17 (1966), 1378-1384

DOI: https://doi.org/10.1090/S0002-9939-1966-0210078-6

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References

C. J. Himmelberg, Quotient uniformities, Proc. Amer. Math. Soc. 17 (1966), 1385–1388. MR 210077, DOI 10.1090/S0002-9939-1966-0210077-4
Kiiti Morita and Sitiro Hanai, Closed mappings and metric spaces, Proc. Japan Acad. 32 (1956), 10–14. MR 87077
A. H. Stone, Metrizability of decomposition spaces, Proc. Amer. Math. Soc. 7 (1956), 690–700. MR 87078, DOI 10.1090/S0002-9939-1956-0087078-6