On the independence of the generators of tautological rings

D. Arcara; Y.-P. Lee

doi:10.1112/S0010437X08003722

On the independence of the generators of tautological rings

Part of: Curves

Published online by Cambridge University Press: 01 November 2008

D. Arcara and

Y.-P. Lee

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D. Arcara: Affiliation:
Department of Mathematics, St. Vincent College, Latrobe, PA 15650-2690, USA (email: daniele.arcara@email.stvincent.edu)
Y.-P. Lee: Affiliation:
Department of Mathematics, University of Utah, Salt Lake City, UT 84112-0090, USA (email: yplee@math.utah.edu)

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Abstract

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Abstract

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We prove that all monomials of κ-classes and ψ-classes are independent in for all . We also give a simple argument for in Rl(ℳg) for .