By computing the class of the universal antiramification locus of the Gauss map, we obtain a complete birational classification by Kodaira dimension of the universal theta divisor over the moduli space of curves. (C) 2013 Elsevier Masson SAS. All rights reserved.
机构:
Univ Nantes, Fac Sci, Math Lab, Jean Leray UMR CNRS 6629, F-44322 Nantes 03, FranceUniv Nantes, Fac Sci, Math Lab, Jean Leray UMR CNRS 6629, F-44322 Nantes 03, France