Studying the gradient flow coupling in the Schr\"odinger functional
classification
✦ hep-lat
keywords
couplingflowfunctionalgradientodingerschrcontinuumdefinition
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We discuss the setup and features of a new definition of the running coupling in the Schr\"odinger functional scheme based on the gradient flow. Its suitability for a precise continuum limit in QCD is demonstrated on a set of Nf=2 gauge field ensembles in a physical volume of L~0.4fm.
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