Upper Limit on the Decay K+ --> e+ nu mu+ mu-
arXiv:hep-ex/9802011 · doi:10.1103/PhysRevD.58.012003
Abstract
An upper limit on the branching ratio for the decay K+ --> e+ nu mu+ mu- is set at 5.0 x 10^{-7} at 90% confidence level, consistent with predictions from chiral perturbation theory.
10 pages, LaTeX, 2 Postscript figures. Submitted to PRD, added figure