Vertex integrals in heavy-particle theories

Abstract

We give the results of complete analytical computations of two- and three-point loop integrals ocurring in heavy particle theories, with and without velocity change, for arbitrary values of external momenta and masses.

Comments: 4 pages, Latex2e + aipproc, contributed talk at the VIII Mexican Workshop on Particles and Fields, Nov. 14-20, 2001, Zacatecas, Mexico, to appear in the AIP Proceedings. One reference corrected