Numerical integration of the double- and triple-box integrals using threshold subtraction

2024/07/31 by Dario Kermanschah, Kermanschah, Dario, Matilde Vicini +1 · 3 citations
Mathematics · Physics and Astronomy · #Electromagnetic Scattering and Analysis #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #Mathematical Approximation and Integration #Mathematical functions and polynomials

paper · pdf · doi:10.48550/arxiv.2407.21511

openalex publication_date 2024/07/31 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

We numerically integrate finite two- and three-loop scalar integrals using the threshold subtraction method. This represents a first step towards extending our calculation of the N_f-part to the full NNLO virtual corrections for the production of massive vector bosons.

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