[petsc-users] How to view petsc array?

[Wee Beng Tay]

Hi,

So I can use PetscScalar view directly to view the u_array?



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On Wed, Aug 19, 2015 at 10:41 PM, Satish Balay < balay at mcs.anl.gov 
[balay at mcs.anl.gov] > wrote:
check PetscScalarView()

Satish

On Tue, 21 Jul 2015, TAY wee-beng wrote:

 > Hi,
 >
 > I need to check the contents of the array which was declared using:
 >
 > PetscScalar,pointer ::
 > u_array(:,:,:),v_array(:,:,:),w_array(:,:,:),p_array(:,:,:)
 >
 > I tried to use :
 >
 > call PetscViewerASCIIOpen(MPI_COMM_WORLD,"pres.txt",viewer,ierr)
 >
 > call VecView(p_array,viewer,ierr)
 >
 > or
 >
 > call MatView(p_array,viewer,ierr)
 >
 > call PetscViewerDestroy(viewer,ierr)
 >
 > but I got segmentation error. So is there a PETSc routine I can use?
 >
 >
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