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20022009
most citedGeometrical methods in loop calculations and the three-point function

27 citations

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hep-ph2002★ 5 cited

Analytical evaluation of certain on-shell two-loop three-point diagrams

A. I. Davydychev, V. A. Smirnov

An analytical approach is applied to the calculation of some dimensionally-regulated two-loop vertex diagrams with essential on-shell singularities. Such diagrams are important for…