THE MASTER 2-LOOP 2-POINT FUNCTION - THE GENERAL-CASE

被引：57

作者：

KREIMER, D

机构：

[1] Institut für Physik, Johannes Gutenberg Universität, W-6500 Mainz, Staudinger Weg 7

来源：

PHYSICS LETTERS B | 1991年 / 273卷 / 03期

关键词：

D O I：

10.1016/0370-2693(91)91684-N

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

We present a new calculation of the two-loop two-point function. Avoiding standard techniques such as Feynman parametrization and Wick rotation we end up with a simple double integral representation valid for arbitrary mass-cases. Numerical and analytical checks confirm our result.

引用

页码：277 / 281

页数：5

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