Sudakov expansion

English

Noun

Sudakov expansion (plural Sudakov expansions)

1. (physics) A logarithmic approximation used to calculate the momentum of a subatomic particle.
   • 2003, Josip Trampetic, Julius Wess, Particle Physics in the New Millennium, page 2008:

     For my purposes, I will need the asymptotic Sudakov expansion of the various quantities, that contains as the leading term a Θ-independent linear logarithm.