[petsc-users] with hypre

[Barry Smith]

On Aug 3, 2012, at 1:34 PM, Amneet Bhalla <mail2amneet at gmail.com> wrote:

> Thanks Matt for pointing to Makefile manual. I just included these lines 
> 
> include $(PETSC_DIR)/conf/variables
> LIBS = $(PETSC_LIB)
> 
> in the hypre's makefile and it is now working. This issue is resolved. I will try to write preconditioner using hypre's multigrid solvers.
> 
> Example files which you pointed for AMG and ML are for non-linear solvers and distributed arrays. The 
> equation I am solving is linear for which I have a sparse matrix MPIAIJ. Is it possible to use multigrid solvers 
> in PETSc without going through the process of again creating new arrays/matrices?  

   Yup, that is exactly what the hyper BoomerAMG, Trilinos ML and PETSc gang solvers are for.

    Barry

> 
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