[petsc-users] Questions about MatConvert BAIJ to AIJ

[Jed Brown]

Chung-Kan Huang <ckhuangf at gmail.com> writes:

> Hi,
>
> I created matrix with MATBAIJ and I use
>     MatConvert(J, MATAIJ, MAT_REUSE_MATRIX, & J);
> to convert it to MATAIJ.
>
> I ran some tests
> MATBAIJ: create & use MATBAIJ for later assembly
> MATBAIJ2MATAIJ: create as MATBAIJ then convert to MATAIJ & use MATAIJ for
> later assembly
> MATAIJ: create & use MATAIJ for later assembly
>
> and I found following results
>
>
> MATBAIJ == MATBAIJ2MATAIJ != MATAIJ
> as I was expected to see
> MATBAIJ != MATBAIJ2MATAIJ == MATAIJ

How are you defining equality?
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