$\varphi \to 3\pi$ and $\varphi {\pi }^0$ transition form factor from Khuri-Treiman equations

A. Garcia-Lorenzo, M. Albaladejo, S. Gonzlez-Solis +6

This work studies the $\varphi \to 3\pi$ decay and the $\varphi \to {\pi }^0{\gamma }^{\ast }$ transition form factor, utilizing the Khuri-Treiman formalism to account for analyticity, crossing, and unitarity. U…