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Data · dataset · 2019

A numerical routine for the crossed vertex diagram with a massive-particle loop

Listed in Teesside University Research Data Repository

We present an evaluation of the two master integrals for the crossed vertex diagram with a closed loop of top quarks that allows for an easy numerical implementation.

Description

The differential equations obeyed by the master integrals are used to generate power series expansions centered around all the singular points. The different series are then matched numerically with high accuracy in intermediate points.

The expansions allow a fast and precise numerical calculation of the two master integrals in all the regions of the phase space. A numerical routine that implements these expansions is presented.

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Catalogue records · 1

Topics

Inferred from text
Particle and high energy physics 73%
Provenance · 1 source records, 12 field assertions
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Teesside University Research Data Repositoryoai:data.mendeley.com/kybzy5d84t.19 d agoJSON v1
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