Algebraic construction of Witten's top Chern class
Algebraic Geometry
2007-05-23 v1
Abstract
We give a construction of Witten's "top Chern class" on the compactified moduli space of curves with higher spin structures and show that it satisfies most of the axioms proposed in math.AG/9905034.
Keywords
Cite
@article{arxiv.math/0011032,
title = {Algebraic construction of Witten's top Chern class},
author = {Alexander Polishchuk and Arkady Vaintrob},
journal= {arXiv preprint arXiv:math/0011032},
year = {2007}
}
Comments
23 pages, AMSLatex