[petsc-users] mpi_aij MatGetSubMatrix with mat_block_size!=1

[Eric Chamberland]

Le 2015-11-30 11:18, Lawrence Mitchell a écrit :
>
> The block size of the submatrix comes from the block size that lives
> on the IS used to define it.  So set a block size on the IS you make
> (ISSetBlockSize).
>

Great! It works! :)

Thanks!

Eric

> Cheers,
>
> LAwrence
>