Damped-driven Navier-Stokes equation (source code)

= Damped-driven Navier-Stokes equation
{c}

A damped-driven Navier-Stokes equation adds linear damping and external forcing. In two-dimensional steady vorticity form it reads
$$
-\nu\Delta\omega+\gamma\omega+u\mathbin\cdot\nabla\omega=g,
\qquad \nabla\mathbin\cdot u=0.
$$