Proudfoot-Speyer degenerations of scattering equations

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Keywords:

hyperplane arrangements, scattering equations, maximum likelihood estimation, homotopy continuation, Hilbert regularity

Abstract

We study scattering equations of hyperplane arrangements from the perspective of combinatorial commutative algebra and numerical algebraic geometry. We formulate the problem as linear equations on a reciprocal linear space and develop a degeneration-based homotopy algorithm for solving them. We investigate the Hilbert regularity of the corresponding homogeneous ideal and apply our methods to CHY scattering equations.

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Published

2025-05-23

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Articoli