[petsc-dev] MatMFFDSetType

Barry Smith bsmith at mcs.anl.gov
Thu Jun 23 22:24:34 CDT 2016


 Adrian,

  If you can send me a simple Fortran program where it ignores the values set in the code I can track down why it isn't working for you, but in all my tests it won't ignore the value in the code.

   Barry


> On Jun 23, 2016, at 9:57 PM, Adrian Croucher <a.croucher at auckland.ac.nz> wrote:
> 
> 
> 
> On 24/06/16 14:56, Barry Smith wrote:
>>   But using -mat_fd_type ds vs -mat_fd_type wp does produce (slightly) different convergence histories?
> Yes, in general ds works better than wp for the problem I'm looking at. That's why I wanted to set it as default in the code.
> 
> - Adrian
> -- 
> Dr Adrian Croucher
> Senior Research Fellow
> Department of Engineering Science
> University of Auckland, New Zealand
> email: 
> a.croucher at auckland.ac.nz
> 
> tel: +64 (0)9 923 84611
> 




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