Measurement of the $K^{+}\to {\mu }^{+}{\nu }_{\mu }\gamma$ decay form factors in the OKA experiment

V. I. Kravtsov, V. A. Duk, S. N. Filippov +36

A precise measurement of the vector and axial-vector form factors difference $F_V-F_A$ in the $K^{+}\to {\mu }^{+}{\nu }_{\mu }\gamma$ decay is presented. About 95K events of $K^+\rightarrow{μ^…