Differential measurement of the branching fraction and $CP$ asymmetry of the decay $B^{\pm }\to \ddot{I}{€}^{\pm }\hat{I}{¼}^{+}\hat{I}{¼}^{-}$

LHCb collaboration, R. Aaij, M. Abdelfatah +1121

Differential measurements of the branching fraction and $CP$ asymmetry of the decay $B^{\pm }\to \ddot{I}{€}^{\pm }\hat{I}{¼}^{+}\hat{I}{¼}^{-}$ are performed in intervals of the dimuon mass squared, $q^2$, using…