Summary of Working Group 4: Mixing and mixing-related $CP$ violation in the B system: $\Delta m$, $\Delta \Gamma$, ${\varphi }_s$, ${\varphi }_1/\alpha$, ${\varphi }_2/\beta$, ${\varphi }_3/\gamma$

Agnieszka Dziurda, Felix Erben, Marc Quentin Führing +8

This summary reviews contributions to the CKM 2023 workshop in Working Group 4: mixing and mixing-related $CP$ violation in B system. The theoretical and experimental progress is d…