Mathematical Research Letters
Volume 22 (2015)
Positivity of equivariant Gromov–Witten invariants
Pages: 1 – 9
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.
Published 13 April 2015