The integral Chow ring of the stack of at most 1-nodal rational curves

Details The integral Chow ring of the stack of at most 1-nodal rational curves The integral Chow ring of the stack of at most 1-nodal rational curves

2006-05-09

arxiv.org/abs/math/0605241v2

Mathematics

Algebraic Geometry

14 pages, Latex2e, email for Dan Edidin is edidin@math.missouri.edu

Scientific paper

We give a presentation for the stack of rational curves with at most 1 node
as the quotient by GL(3) of an open set in a 6-dimensional irreducible
representation. We then use equivariant intersection theory to calculate the
integral Chow ring of this stack.

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