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Off-diagonal distributions fixed by diagonal partons at small x and ξ

A. G. Shuvaev, K. J. Golec-Biernat, A. D. Martin, M. G. Ryskin

hep-pharXiv:hep-ph/9902410

Abstract

We show that the off-diagonal (or skewed) parton distributions are completely determined at small x and ξ by the (conventional) diagonal partons. We present predictions which can be used to estimate the off-diagonal distributions at small x and ξ at any scale.

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