High-precision computation of two-loop Feynman diagrams with Wilson fermions
classification
✦ hep-lat
keywords
computationdiagramsfermionshigh-precisiontwo-loopwilsonapplycoordinate-space
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We apply the coordinate-space method by Luescher and Weisz to the computation of two-loop diagrams in full QCD with Wilson fermions on the lattice. The essential ingredient is the high-precision determination of mixed fermionic-bosonic propagators.
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