Generalized Hodge classes on the moduli space of curves
- Autori: BINI G
- Anno di pubblicazione: 2003
- Tipologia: Articolo in rivista
- OA Link: http://hdl.handle.net/10447/427983
Abstract
On the moduli space of curves we consider the cohomology classes which can be viewed as a generalization of the Hodge classes λi defined by Mumford in [6]. Following the methods used in this paper, we prove that these classes belong to the tautological ring of the moduli space.