We present a leading evaluation of the resummed coefficient function for the shape function. It is also shown that the coefficient function is short-distance-dominated. Our results allow relating the shape function computed on the lattice to the physical QCD distributions.
Cite
@article{arxiv.hep-ph/0102138,
title = {Resummed coefficient function for the shape function},
author = {U. Aglietti},
journal= {arXiv preprint arXiv:hep-ph/0102138},
year = {2007}
}