Formula_7282

\[\frac{d}{d t_{1}}\left|\varphi_{1}\right|^{2}+\frac{d}{d t_{2}}\left|\varphi_{2}\right|^{2}+x \frac{\gamma_{1}+\gamma_{2}}{\gamma_{3}} \frac{d}{d t_{3}}\left|\varphi_{3}\right|^{2}=0,\]