Positivity of Thom polynomials II: the Lagrange singularities

Details Positivity of Thom polynomials II: the Lagrange singularities Positivity of Thom polynomials II: the Lagrange singularities

2007-10-27

arxiv.org/abs/0710.5251v3

Mathematics

Algebraic Geometry

16 pages, reduced introduction but new chapter about Legendrian singularities. The title is change. Correction in the formula

Scientific paper

We show that Thom polynomials of Lagrangian singularities have nonnegative
coefficients in the basis consisting of Q-functions. The main tool in the proof
is nonnegativity of cone classes for globally generated bundles.

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