Contact Cohomology of the Projective Plane
alg-geom
2016-08-15 v3 Algebraic Geometry
Abstract
We construct an associative ring which is a deformation of the quantum cohomology ring of the projective plane. Just as the quantum cohomology encodes the incidence characteristic numbers of rational plane curves, the contact cohomology encodes the tangency characteristic numbers.
Keywords
Cite
@article{arxiv.alg-geom/9703013,
title = {Contact Cohomology of the Projective Plane},
author = {Lars Ernström and Gary Kennedy},
journal= {arXiv preprint arXiv:alg-geom/9703013},
year = {2016}
}
Comments
18 pages AMSLaTeX v 2e with xy-pic v 3.2; minor revison