Homotopy idempotents on finite-dimensional complexes split

Authors:
Harold M. Hastings and Alex Heller

Journal:
Proc. Amer. Math. Soc. **85** (1982), 619-622

MSC:
Primary 55P99; Secondary 20E06, 20F05, 55P55

DOI:
https://doi.org/10.1090/S0002-9939-1982-0660617-5

MathSciNet review:
660617

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Abstract | References | Similar Articles | Additional Information

Abstract: We prove that (unpointed) homotopy idempotents on finite-dimensional complexes split, and describe some geometric consequences.

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DOI:
https://doi.org/10.1090/S0002-9939-1982-0660617-5

Article copyright:
© Copyright 1982
American Mathematical Society