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arxiv: 1101.5242 · v1 · pith:ODC57IKNnew · submitted 2011-01-27 · 🧮 math.AG

The tautological ring of the moduli space M_(2,n)^rt

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keywords algebramoduliringspacetautologicalcurvesdescribedexplicit
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We study the tautological ring of the moduli space of stable n-pointed curves of genus two with rational tails. The algebra is described in terms of explicit generators and relations. It is proven that this algebra is Gorenstein.

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