[petsc-dev] Question on the elements ordering of AIJ

Keita Teranishi keita at cray.com
Thu Sep 9 22:01:33 CDT 2010


Hi,

Does AIJ format of PETSc allows to have sparse matrix in which the nonzero elements in each row are not ordered in the increasing order of column indices?   I think it's OK for MatMult, but how about other routines?

Thank you,
================================
 Keita Teranishi
 Scientific Library Group
 Cray, Inc.
 keita at cray.com
================================

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