Recursive formula for psi^g - lambda_1 psi^{g-1} + ... + (-1)^g lambda_g in \Mbar_{g,1}
Algebraic Geometry
2007-05-23 v1
Abstract
Mumford proved that psi^g - lambda_1 psi^{g-1} + ... + (-1)^g lambda_g = 0 in the Chow ring of M_{g,1} [Mum83]. We find an explicit recursive formula for psi^g - lambda_1 psi^{g-1} + ... + (-1)^g lambda_g in the tautological ring of \Mbar_{g,1} as a combination of classes supported on boundary strata.
Cite
@article{arxiv.math/0605343,
title = {Recursive formula for psi^g - lambda_1 psi^{g-1} + ... + (-1)^g lambda_g in \Mbar_{g,1}},
author = {D. Arcara and F. Sato},
journal= {arXiv preprint arXiv:math/0605343},
year = {2007}
}
Comments
5 pages