Euler characteristics of moduli spaces of curves
- Autori: G. Bini; J. Harer
- Anno di pubblicazione: 2011
- Tipologia: Articolo in rivista
- OA Link: http://hdl.handle.net/10447/398152
Abstract
Let Mgn be the moduli space of n-pointed Riemann surfaces of genus g. Denote by Mgn the Deligne-Mumford compactification of Mgn. In the present paper, we calculate the orbifold and the ordinary Euler characteristic of Mgn for any g and n such that n > 2-2g.