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A Presentation for the Chow Ring of [image omitted].

Authors :
Cox, Jonathan
Source :
Communications in Algebra. Nov2007, Vol. 35 Issue 11, p3391-3414. 24p. 4 Charts.
Publication Year :
2007

Abstract

We give a presentation for the Chow ring of the moduli space of degree 2 stable maps from 2-pointed rational curves to the projective line. Also, integrals of all degree 4 monomials in the hyperplane pullbacks and boundary divisors of this ring are computed using equivariant intersection theory. Finally, the presentation is used to give a new computation of the (previously known) values of the genus zero, degree 2, 2-pointed gravitational correlators of the projective line. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
00927872
Volume :
35
Issue :
11
Database :
Academic Search Index
Journal :
Communications in Algebra
Publication Type :
Academic Journal
Accession number :
27216985
Full Text :
https://doi.org/10.1080/00927870701509024