Study of the $\pi \pi$ mass spectra in the process $e^{+}{e}^{-}\to {\pi }^{+}{\pi }^{-}{\pi }^0$ at $\sqrt[]{s}\simeq 1020$ MeV

M. N. Achasov, V. M. Aulchenko, K. I. Beloborodov +25

The invariant mass spectra of the ${\pi }^{+}{\pi }^{-}$ and ${\pi }^{\pm }{\pi }^0$ pairs in the process $e^{+}{e}^{-}\to {\pi }^{+}{\pi }^{-}{\pi }^0$ were studied in the SND experiment at the VEPP-2M collider in the energy regio…