NNLL QCD Corrections to the Decay $B\to X_s{\ell }^{+}{\ell }^{-}$

A. Ghinculov, T. Hurth, G. Isidori +1

We briefly discuss the status of the NNLL QCD calculations in the inclusive rare B decay $B\to X_s{\ell }^{+}{\ell }^{-}$. Two important ingredients, the two-loop matrix elements of the f…