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arxiv: 1110.5900 · v2 · pith:BVVIJAENnew · submitted 2011-10-26 · 🧮 math.AG

Positivity of equivariant Gromov-Witten invariants

classification 🧮 math.AG
keywords equivariantgromov-witteninvariantscoefficientsexhibitexpressedgraham-positivityhomogeneous
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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.

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