Central extensions and generalized plus-constructions

Mislin, G.; Peschke, G.

doi:10.1090/S0002-9947-00-02727-6

Central extensions and generalized plus-constructions
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by G. Mislin and G. Peschke PDF

Trans. Amer. Math. Soc. 353 (2001), 585-608 Request permission

Abstract:

We describe the effect of homological plus-constructions on the homotopy groups of Eilenberg-MacLane spaces in terms of universal central extensions.

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