Complex moments of parton distributions and new sum rules | Zendy

C. Bourrely | Zendy; Jacques Soffer | Zendy; Tai Tsun Wu | Zendy

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Complex moments of parton distributions and new sum rules

Author(s) -

C. Bourrely,

Jacques Soffer,

Tai Tsun Wu

Publication year - 1987

Publication title -

physical review letters

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 3.688

H-Index - 673

eISSN - 1079-7114

pISSN - 0031-9007

DOI - 10.1103/physrevlett.59.2009

Subject(s) - parton , physics , particle physics , analytic continuation , quark , quantum chromodynamics , statistical physics , sum rule in quantum mechanics , gluon , distribution (mathematics) , qcd sum rules , distribution function , quantum mechanics , mathematics , mathematical analysis

The Q/sup 2/ evolution of quark and gluon distributions predicted by perturbative QCD is reexamined by consideration of the complex moments of these distributions. This analytic continuation leads us to derive several interesting new sum rules which depend on the number of flavors.

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