Production of two hard isolated photons in $e^{+}{e}^{-}\to {\mu }^{+}{\mu }^{-}\gamma \gamma$ at LEP

Abstract

A calculation of the hard bremsstrahlung process e+ e- -> mu+ mu- gamma gamma is presented and compared with recent results from the L3 Collaboration.

Comments: 19 pages including 4 figures (available in PostScript with anonymous ftp from pss058.psi.ch), LaTeX (axodraw,epsf for Feynman diagrams,figures)