ASYMPTOTIC-BEHAVIOR OF PERTURBATION-THEORY FOR THE ELECTROMAGNETIC CURRENT-CURRENT CORRELATION-FUNCTION IN QCD

被引:30
作者
BROWN, LS
YAFFE, LG
机构
[1] Department of Physics, University of Washington, Seattle
关键词
D O I
10.1103/PhysRevD.45.R398
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
A simple and direct approach is used to examine the constraints imposed by asymptotic freedom and analyticity on the large-order behavior of perturbation theory for the current-current correlation function and its imaginary part which gives the R ratio in high-energy e+-e- annihilation.
引用
收藏
页码:R398 / R402
页数:5
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