Bar Complexes and Formality of Pull-backs

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We prove a result concerning formality of the pull-back of a fibration. Our approach is to use bar complexes in the category of commutative differential graded algebras. As an application, we generalize an old result of Baum and Smith.
8 pages, no figures

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Algebraic Topology

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http://salesiana.dossiersoluciones.com/handle/123456789/63240

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/0201305
 http://arxiv.org/abs/math/0201305

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arXiv