[petsc-users] matgetcoloring

[Barry Smith]

On Oct 10, 2012, at 6:42 PM, panourg at mech.upatras.gr wrote:

> Dear all
> 
> In function MatGetColoring() which is the faster method of coloring? Also
> is there any parameter so that i set such a poor coloring technique but
> fast?
> 
> thanks

   The coloring time is not likely to dominate at all. It is only done once compared to many Jacobian evaluations so you want the best coloring (just use the default).

   Barry