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.
BINI G (2003). Generalized Hodge classes on the moduli space of curves. BEITRAGE ZUR ALGEBRA UND GEOMETRIE, 44(2), 559-565.
Generalized Hodge classes on the moduli space of curves
BINI G
2003
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.
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