Positivity of equivariant Gromov-Witten invariants
Algebraic Geometry
2015-06-10 v2
Abstract
We show that the equivariant Gromov-Witten invariants of a projective homogeneous space G/P exhibit Graham-positivity: when expressed as polynomials in the positive roots, they have nonnegative coefficients.
Keywords
Cite
@article{arxiv.1110.5900,
title = {Positivity of equivariant Gromov-Witten invariants},
author = {Dave Anderson and Linda Chen},
journal= {arXiv preprint arXiv:1110.5900},
year = {2015}
}
Comments
8 pages; v2 corrects a sign error, and in Section 3 corrects the definition of the group action