You can get condition number by running your code with the option '-mat_superlu_conditionnumber' Hong On Fri, 16 Mar 2007 gaatenek@xxxxxxxx wrote: > Hi, > I am trying to found the condition number of the factors L and U of sparse > matrix factorize by SuperLU in Petsc. The problem is that I not able to > manipulate the L and U factors in my code. > Please help me. > Regards > >