[petsc-users] fortran NULL for VecScatterCreate

[Matthew Knepley]

On Sun, Aug 19, 2012 at 9:23 AM, Panruo Wu <pwu at mymail.mines.edu> wrote:

>
> Hello PETSC developers and users,
>
> In fortran the general PETSC_NULL is not valid.  How can I
> pass a null argument iy in function
>
> VecScatterCreate(Vec xin,IS ix,Vec yin,IS iy,VecScatter *newctx)
>
> ?
>
> Thanks and regards,
>

PETSC_NULL_OBJECT for a Petsc object

   Matt


> Panruo Wu
>
>


-- 
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to which their
experiments lead.
-- Norbert Wiener
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