Khuri-Treiman analysis of $J/\psi \to {\pi }^{+}{\pi }^{-}{\pi }^0$

JPAC Collaboration, M. Albaladejo, S. Gonzàlez-Solís +12

We study the decay $J/\psi \to {\pi }^{+}{\pi }^{-}{\pi }^0$ within the framework of the Khuri-Treiman equations. We find that the BESIII experimental di-pion mass distribution in the $\rho (770)$-regio…