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Chiral Lagrangian from gauge invariant,nonlocal, dynamical quark model

Hua Yang, Qing Wang, Qin Lu

hep-pharXiv:hep-ph/0206090

Abstract

Parameters of Gasser Leutwyler chiral Lagrangian are proved saturated by dynamical quark self energy Sigma(k2) in a gauge invariant, nonlocal, dynamical quark model.

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