Equality of Two Definitions for Transverse Momentum Dependent Parton Distribution Functions
classification
✦ hep-ph
hep-ex
keywords
apartapparentapproachescollinscomparedefinitiondefinitionsdependent
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We compare recent, seemingly different, approaches to TMD-factorization (due to Echevarria, Idilbi, and Scimemi and to Collins), and show that they are the same, apart from an apparent difference in their definition of the \MSbar{} renormalization scheme.
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