arXiv:hep-ph/9801261·v1·High Energy Physics — Phenomenology
Spectral representation for on-shell massless double box
Abstract
A method is presented for obtaining the -expansion for on-shell massless scalar double-box diagram.
Comments: 5p PS (Gsview 2.0); Talk at XII QFTHEP workshop (September 1997, Samara, Russia), to be published in proceedings (Inst. Nucl. Physics of MSU, Moscow)