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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)

The 2020 MCQ for Proceedings of the American Mathematical Society is 0.85.

What is MCQ? The Mathematical Citation Quotient (MCQ) measures journal impact by looking at citations over a five-year period. Subscribers to MathSciNet may click through for more detailed information.

 

A generalization of the concept of absolute retract
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by C. W. Saalfrank PDF
Proc. Amer. Math. Soc. 12 (1961), 374-378 Request permission
References
  • A. F. Bartholomay, Type-invariance and $h$-retraction, Portugal. Math. 13 (1954), 105–110. MR 97048
  • K. Borsuk, Sur les rétractes, Fund. Math. vol. 17 (1931) pp. 152-170.
  • Solomon Lefschetz, Algebraic Topology, American Mathematical Society Colloquium Publications, Vol. 27, American Mathematical Society, New York, 1942. MR 0007093
  • Sze-tsen Hu, A new generalization of Borusk’s theory of retracts, Nederl. Akad. Wetensch., Proc. 50 (1947), 1051–1055 = Indagationes Math. 9, 465–469 (1947). MR 23522
  • C. W. Saalfrank, Retraction properties for normal Haussdorff spaces, Fund. Math. 36 (1949), 93–108. MR 31710, DOI 10.4064/fm-36-1-93-108
  • P. J. Hilton, An introduction to homotopy theory, Cambridge Tracts in Mathematics and Mathematical Physics, No. 43, Cambridge, at the University Press, 1953. MR 0056289
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Additional Information
  • © Copyright 1961 American Mathematical Society
  • Journal: Proc. Amer. Math. Soc. 12 (1961), 374-378
  • MSC: Primary 54.60
  • DOI: https://doi.org/10.1090/S0002-9939-1961-0125558-7
  • MathSciNet review: 0125558