Simplifications of four-point functions in N=4 supersymmetric Yang-Mills theory at two loops

被引:76
作者
Eden, B [1 ]
Howe, PS
Schubert, C
Sokatchev, E
West, PC
机构
[1] Univ London Kings Coll, Dept Math, London WC2R 2LS, England
[2] Univ Savoie, Lab Annecy Le Vieux Phys Theorique, UMR 5108, F-74941 Annecy Le Vieux, France
关键词
D O I
10.1016/S0370-2693(99)01033-3
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The superconformal Ward identities combined with N = 2 harmonic analyticity are used to evaluate two-loop four-point correlation functions of gauge-invariant operators in D = 4, N = 4 supersymmetric Yang-Mills theory in terms of the well-known one-loop box integral. The result is confirmed by a direct numerical computation. (C) 1999 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:20 / 26
页数:7
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