Algebraic fundamental group and simplicial complexes

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In this paper, we prove that the fundamental group of a simplicial complex is isomorphic to the algebraic fundamental group of its incidence algebra, and we derive some applications.
10 pages

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K-Theory and Homology, Algebraic Topology, 16E40;16G20;06A11;55Q05

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http://salesiana.dossiersoluciones.com/handle/123456789/61169

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/0103211
 http://arxiv.org/abs/math/0103211

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arXiv