Direct reduction of multiloop multiscale scattering amplitudes
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DOI: 10.1103/physrevd.101.076023
Abstract: We propose an alternative approach based on series representation to directly reduce multi-loop multi-scale scattering amplitude into set of freely chosen master integrals. And this approach avoid complicated calculations of inverse matrix and dimension shift… read more here.
Keywords: multiscale scattering; series representation; direct reduction; multiloop multiscale ... See more keywords