\( \dfrac{\partial\rho}{\partial t} + \nabla \cdot (\rho\mathbf{u}) = 0 \)
Fluids in New Zealand 2021
27-29 January 2021, University of Canterbury
\( \dfrac{\partial(\rho\mathbf{u})}{\partial t} + \nabla \cdot (\rho\mathbf{u}\mathbf{u}) = -\nabla p + \nabla \cdot \underline{\boldsymbol \tau} + \rho \mathbf{g} \)