CONFERENCE ON HIGH ENERGY PHYSICS

Electron-positron annihilation into heavy leptons at two loops

Not scheduled

20m

YSU & AANL (YerPhI)

Speaker

Petr Krachkov (BINP)

Description

We calculate the NNLO QED corrections to the $C$-even part of differential cross section of $e^+e^- \to \mu^+\mu^-$ process. We neglect power corrections in the electron mass and obtain the result in terms of Goncharov's polylogarithms.