EVIDENCE FOR THE EXISTENCE OF GRIBOV COPIES IN LANDAU GAUGE LATTICE QCD

被引：43
作者：
MARINARI, E
PARRINELLO, C
RICCI, R
机构：
[1] IST NAZL FIS NUCL,ROME,ITALY
[2] NYU,DEPT PHYS,NEW YORK,NY 10003
来源：
NUCLEAR PHYSICS B | 1991年 / 362卷 / 1-2期
关键词：
D O I：
10.1016/0550-3213(91)90570-N
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：
We unambiguously show the existence of Gribov copies in a pure SU(3) gauge lattice model, with Wilson action. We show that the usual steepest-descent algorithms used for implementing the lattice Landau gauge lead to ambiguities, which are related to the existence of Gribov copies in the model.
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页码：487 / 497
页数：11
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