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Published in 2017 at "Physical Review D"
DOI: 10.1103/physrevd.95.036008
Abstract: We apply differential equations technique to the calculation of the one-loop massless diagram with one offshell legs. Using reduction to $\epsilon$-form, we managed to obtain a simple one-fold integral representation exact in space-time dimensionality. Expansion…
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Keywords:
pentagon integral;
one loop;
integral one;
one shell ... See more keywords