Cobordisms of fold maps of 4-manifolds into the space

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We compute the oriented cobordism group of fold maps of 4-manifolds into the space with all the possible restrictions (and also with no restriction) to the singular fibers. We also give geometric invariants which describe completely the cobordism group of fold maps.
11 pages, revised version

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Geometric Topology, Algebraic Topology, 57R45; 57R75; 57R42

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http://salesiana.dossiersoluciones.com/handle/123456789/160634

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0802.0332
 http://arxiv.org/abs/0802.0332

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arXiv