Formula_13300

\[\frac{\partial \rho\left\langle u_{j}\right\rangle}{\partial t}=-\frac{\partial}{\partial x_{\alpha}}\left(\rho\left\langle u_{j}\right\rangle\left\langle u_{\alpha}\right\rangle+\langle p\rangle \delta_{j \alpha}-\left\langle\sigma_{j \alpha}\right\rangle-\tau_{j \alpha}\right),\]