论文信息 - Algebraic construction of Witten's top Chern class - 字舞流文

Algebraic construction of Witten's top Chern class

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.

A. Polishchuk | A. Vaintrob

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