Divisibility of the stable Miller-Morita-Mumford classes

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We determine the sublattice generated by the Miller-Morita-Mumford classes $κ_i$ in the torsion free quotient of the integral cohomology ring of the stable mapping class group. We further decide when the mod p reductions $κ_i$ vanish.
24 pages, 1 figure

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Algebraic Topology, Algebraic Geometry, 57R20, 55P47

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http://salesiana.dossiersoluciones.com/handle/123456789/121453

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/0701247
 http://arxiv.org/abs/math/0701247
 Journal of the American Mathematical Society, Volume 19, Number 4, October 2006, Pages 759--779

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arXiv