Direct CP violation in B \to ρ^0(ω) PS

O. Leitner, Xin-Heng Guo, A. W. Thomas

We calculate the direct CP violating asymmetry parameter, $a_{CP}$, for $B\to {\pi }^{+}{\pi }^{-}\pi$ and $B\to {\pi }^{+}{\pi }^{-}K$ decays, in the case where ${\rho }^0-\omega$ mixing effects are taken i…