$K\to \pi {\ell }^{+}{\ell }^{-}$: Status and update

Abstract

$K\to \pi {\ell }^{+}{\ell }^{-}$ decays, $\ell =e,\mu$, will be one of the goals of future kaon facilities, like NA62 (CERN) and K${}^0$TO (J-PARC). We review briefly the theoretical status of those processes.

Comments: 7 pages, 5 figures. Talk given at the KAON 2016 Conference, Birmingham (UK), 14-17 September 2016. To appear in the proceedings