1. Institut Für Mathematik, Humboldt-Universit?t zu Berlin, Unter den Linden 6, 10099, Berlin, Germany 2. Dipartimento di Matematica, Universitá Roma Tre, Largo San Leonardo Murialdo, 00146, Roma, Italy
Abstract:
We determine the Kodaira dimension of the Deligne–Mumford compactification (overline{mathfrak{Diff }}_g) of the universal difference variety over the moduli space of curves.