Measurement of the absolute branching fraction of the inclusive decay $D_s^{+}\to {\pi }^{+}{\pi }^{+}{\pi }^{-}X$

BESIII Collaboration, M. Ablikim, M. N. Achasov +579

Using an $e^{+}{e}^{-}$ collision data sample with a total integrated luminosity of $3.19$ fb${}^{-1}$ collected with the BESIII detector at a center-of-mass energy of 4.178 GeV, the bran…