Formula_7281

\[\begin{gathered}\frac{d \varphi_{1}}{d t_{1}}=\gamma_{1} \bar{\varphi}_{2} \varphi_{3}, \quad \frac{d \varphi_{2}}{d t_{2}}=\gamma_{2} \bar{\varphi}_{1} \varphi_{3}, \quad \frac{d \varphi_{3}}{d t_{3}}=\gamma_{3} \varphi_{1} \varphi_{2}, \\\left.\varphi_{i}\right|_{t=0}=\varphi_{i}^{0}, \quad i=1,2,\left.\quad \varphi_{3}\right|_{t=0}=0,\end{gathered}\]