ON THE CALCULATION OF 2+EPSILON RG FUNCTIONS IN THE GROSS-NEVEU MODEL FROM FROM LARGE-N EXPANSIONS OF CRITICAL EXPONENTS

被引：31

作者：

KIVEL, NA ^{[1
]}

STEPANENKO, AS ^{[1
]}

VASILEV, AN ^{[1
]}

机构：

[1] ST PETERSBURG STATE UNIV,DEPT THEORET PHYS,ST PETERSBURG 198904,RUSSIA

来源：

NUCLEAR PHYSICS B | 1994年 / 424卷 / 03期

关键词：

D O I：

10.1016/0550-3213(94)90411-1

中图分类号：

O412 [相对论、场论]; O572.2 [粒子物理学];

学科分类号：

摘要：

Using knowledge of the explicit n-dependence of the RG functions (in a MS scheme) and expressions of the critical exponents in the framework of the large-N expansion in the Gross-Neveu model we derive RG functions in the four- and five-loop approximation up to some unknown coefficients.

引用

页码：619 / 627

页数：9

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