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The Homotopy Type of a Poincaré Duality Complex after Looping

2011/02/08 by Beben, Piotr, Wu, Jie
#55P15 #55P35 #57N65 #Algebraic Topology (math.AT) #FOS: Mathematics #Geometric Topology (math.GT)

paper · doi:10.48550/arxiv.1102.1516

Abstract

We answer a weaker version of the classification problem for the homotopy types of (n-2)-connected closed orientable (2n-1)-manifolds. Let n≥ 6 be an even integer, and X be a (n-2)-connected finite orientable Poincaré (2n-1)-complex such that Hn-1(X;ℚ)=0 and Hn-1(X;ℤ2)=0. Then its loop space homotopy type is uniquely determined by the action of higher Bockstein operations on Hn-1(X;ℤp) for each odd prime p. A stronger result is obtained when localized at odd primes.

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