Witten's top Chern class on the moduli space of higher spin curves
Alexander Polishchuk
所有作者
Alexander Polishchuk
文献摘要
This paper is a sequel to math.AG/0011032. Its goal is to show that Witten’s
“top Chern class” constructed in loc.cit. satisfies all the axioms of
math.AG/9905034.