The structure of the tautological ring in genus one
classification
🧮 math.AG
keywords
ringtautologicalgenusgetzlerrelationclaimscohomologycoincides
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We prove Getzler's claims about the tautological ring of stable curves of genus one, i.e. that the tautological ring coincides with the even cohomology ring, and that all relations between generators follow from the WDVV relation and Getzler's relation.
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