An asymptotic formula for marginal running coupling constants and universality of loglog corrections

作者：Mukaida H^*

来源：Journal of Physics A: Mathematical and General , 2004, 37(45): 10815-10829.

DOI：10.1088/0305-4470/37/45/007

Given a two-loop P function for multiple marginal coupling constants, we derive an asymptotic formula for the running coupling constants driven to an infrared fixed point. It can play an important role in universal loglog corrections to physical quantities.

• 出版日期2004-11-12