[petsc-users] Nonzero I-j locations

Zhang, Junchao jczhang at mcs.anl.gov
Wed May 29 17:25:40 CDT 2019

Yes, see MatGetRow https://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/Mat/MatGetRow.html
--Junchao Zhang

On Wed, May 29, 2019 at 2:28 PM Manav Bhatia via petsc-users <petsc-users at mcs.anl.gov<mailto:petsc-users at mcs.anl.gov>> wrote:

   Once a MPI-AIJ matrix has been assembled, is there a method to get the nonzero I-J locations? I see one for sequential matrices here: https://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/Mat/MatGetRowIJ.html , but not for parallel matrices.


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