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Combinatorial descriptions of homotopy groups of certain spaces

Published online by Cambridge University Press:  18 May 2001

J. WU
J. WU
Affiliation:
Department of Mathematics, National University of Singapore, Singapore 119260, Republic of Singapore. e-mail: [email protected]
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Abstract

We give a combinatorial description of the homotopy groups of the suspension of a K(π, 1) and of wedges of 2-spheres. In particular, all of the homotopy groups of the 2-sphere are given as the centres of certain combinatorially described groups.

Type
Research Article
Information
Mathematical Proceedings of the Cambridge Philosophical Society , Volume 130 , Issue 3 , May 2001 , pp. 489 - 513
Copyright
2001 Cambridge Philosophical Society

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