Angular analysis of $B^0\to K^{\ast }(892{)}^0{\ell }^{+}{\ell }^{-}$

Belle Collaboration, A. Abdesselam, I. Adachi +442

We present a measurement of angular observables, $P_4^{\prime }$, $P_5^{\prime }$, $P_6^{\prime }$, $P_8^{\prime }$, in the decay $B^0\to K^{\ast }(892{)}^0{\ell }^{+}{\ell }^{-}$, where ${\ell }^{+}{\ell }^{-}$ is either $e^{+}{e}^{-}$ or $μ^+…