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.
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页码：300 / 306
页数：7
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