Two-loop vacuum diagrams and tensor decomposition

Abstract

General algorithms for tensor reduction of two-loop massive vacuum diagrams are discussed. Some explicit useful formulae are presented.

Comments: 7 pages, plain LaTex, no figures; ps file available by anonymous ftp at ftp://vsfys1.fi.uib.no/anonymous/pub/bergen95-06.ps ; to appear in Proceedings of the AIHENP-95 conference, Pisa, April 1995 (World Scientific, Singapore, 1995)