Copositive geometry of Feynman integrals
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DOI: 10.1007/s11005-025-01961-w
Abstract: Copositive matrices and copositive polynomials are objects from optimization. We connect these to the geometry of Feynman integrals in physics. The integral is guaranteed to converge if its kinematic parameters lie in the copositive cone.… read more here.
Keywords: copositive geometry; feynman integrals; geometry feynman; geometry ... See more keywords