ON THE PHYSICAL BRANCH OF THE EXACT (LOCAL) RG-EQUATION

被引：18

作者：

FILIPPOV, AE

BREUS, SA

机构：

[1] Donetsk Physico Technical Institute, the Ukrainian Academy of Sciences

来源：

PHYSICS LETTERS A | 1991年 / 158卷 / 6-7期

关键词：

D O I：

10.1016/0375-9601(91)90985-H

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

The local approximation for the exact Wilson renormalization group (RG) equation is studied both numerically and analytically. It is shown that at d = 3 it has a unique physical branch of the solution. The properties of this solution and other physical solutions at 2 < d < 3 are discussed.

引用

页码：300 / 306

页数：7

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[2]

[Anonymous], 2001, MODERN THEORY CRITIC

[3]

FELDER G, 1987, COMMUN MATH PHYS, V11, P101

[4] EPSILON-EXPANSION SOLUTION OF WILSONS EXACT RENORMALIZATION-GROUP EQUATION [J].