Study of muon-tagged $D_{s1}(2460{)}^{+}$ and $D_{s1}(2536{)}^{+}$ decays to the $D_s^{+}{\pi }^{+}{\pi }^{-}$ final state

LHCb collaboration, R. Aaij, M. Abdelfatah +1119

Decays of the pseudovector $D_{s1}(2460{)}^{+}$ and $D_{s1}(2536{)}^{+}$ mesons to the three-body $D_s^{+}{\pi }^{+}{\pi }^{-}$ final state are studied. The data sample is based on decays of beauty hadr…