On 3/22/2013 8:30 PM, Igor wrote: > hi everybody, > > What to do if pdepe too slow?
slow is relative. So it is slow compared to what?
> I am solving Diagenesis equation with fluxing BC (oscillating (360*cos(t*(2*pi))+360)) >and pdepe solver takes 2 hours and more. How can I improve speed?
how many elements are you using?
>Is there any Possibilities to improve? Or maybe you can advice me another method? for instance, FD > > As I know pdepe uses FEM method. Am I right? >
> Could be something better than pdepe for this task? > > I've read the article "A comparison of some numerical methods in solving 1-D steady-state >advection dispersion reaction equation" by D. Yudianto* and Xie Yuebo. And they said that it is > best way. Can we trust them? >