Angular analysis of the $B^{+}\to \ddot{I}{€}^{+}\hat{I}{¼}^{+}\hat{I}{¼}^{-}$ decay

LHCb collaboration, R. Aaij, M. Abdelfatah +1112

This paper presents the first measurement of the forward-backward asymmetry, $A_{\mathrm{FB}}$, and the flat term, $F_H$, that parameterise the angular distribution of the $B^+\toπ^+…