[petsc-users] Question about Matrix Free

[behzad baghapour]

I see. Thank you.

On Mon, Jun 25, 2012 at 3:50 AM, Jed Brown <jedbrown at mcs.anl.gov> wrote:

> On Sun, Jun 24, 2012 at 3:41 PM, Matthew Knepley <knepley at gmail.com>wrote:
>
>> On Sun, Jun 24, 2012 at 1:34 PM, behzad baghapour <
>> behzad.baghapour at gmail.com> wrote:
>>
>>> Would you please explain more ? Did you mean the void type of the
>>> matrix-vector kernel ?
>>>
>>
>> The return type MUST be PetscErrorCode
>
>
> Also, if you are going to use a C++ class method, you MUST declare it
> static.
>
>
> Finally, always include the whole error message. The stack trace is a very
> important part, bet please always paste the whole thing into the email. It
> is false economy to not include the whole thing.
>
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