Expansion by Regions Derivation from the Mellin Transform

2026/07/28 by Andres Poldaru
Physics and Astronomy · #hep-ph

paper · pdf

arxiv created 2026/07/28 · arxiv updated 2026/07/30

Abstract

We derive the method of expansion by regions from the Mellin transform for integrals involving polynomials with positive coefficients. This method is widely used to obtain asymptotic expansions of Feynman integrals.

Citations

• Euler--Mellin integrals and A-hypergeometric functions
• Mellin transforms of multivariate rational functions

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