On the tautological ring of ℳg
- Cite this article as:
- Looijenga, E. Invent Math (1995) 121: 411. doi:10.1007/BF01884306
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We prove that any product of tautological classes of ℳg of degreed (in the Chow ring of ℳg with rational coefficients) vanishes ford>g−2 and is proportional to the class of the hyperelliptic locus in degreeg−2.