Divisibility of the stable Miller-Morita-Mumford classes
Algebraic Topology
2007-05-23 v1 Algebraic Geometry
Abstract
We determine the sublattice generated by the Miller-Morita-Mumford classes in the torsion free quotient of the integral cohomology ring of the stable mapping class group. We further decide when the mod p reductions vanish.
Keywords
Cite
@article{arxiv.math/0701247,
title = {Divisibility of the stable Miller-Morita-Mumford classes},
author = {Soren Galatius and Ib Madsen and Ulrike Tillmann},
journal= {arXiv preprint arXiv:math/0701247},
year = {2007}
}
Comments
24 pages, 1 figure