Hello Praveen, Hello Gaurav,

yes, just for graphical output, this is the easiest way.

Best Regards,
Markus



Am 28.02.11 08:32, schrieb Praveen C:
I had the same question and came across

http://www.dealii.org/developer/doxygen/deal.II/classDataPostprocessor.html

I havent tried it yet, but it seems to be able to get gradients in the output file.

praveen

On Mon, Feb 28, 2011 at 12:59 PM, gaurav k <[email protected] <mailto:[email protected]>> wrote:

    Hi Markus,

    Thanks for the reply. I  am trying to solve an elliptic equation
    to solve for pressure and from that I need to calculate a function
    of pressure where it's derivative in the y direction is required.
    So I want it as output and not for further calculations.



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