oh, I see!!! thanks a lot for the nice explanation ... as usual!! Julien
On Wed, Jul 13, 2011 at 5:31 PM, Daniel Wheeler <[email protected]>wrote: > > On Wed, Jul 13, 2011 at 11:00 AM, Julien Derr <[email protected]> > wrote: > > > D gradient(c) + source term = 0 > > > > so why a huge source term will guarantee the solution c=0 ?? > > It's an implicit source term. It's implicitly multiplied by the > variable. So the equation is > > \nabla \cdot \left( D \nabla c \right) + S_P c = 0 > > where $S_P$ is a large value. > > -- > Daniel Wheeler > >
