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Topic: highly accurate pde solvers?
Replies: 6   Last Post: Nov 30, 2012 5:34 AM

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Robin Vowels

Posts: 31
Registered: 12/17/11
Re: highly accurate pde solvers?
Posted: Nov 29, 2012 2:49 AM
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On Nov 28, 10:36 pm, Leslaw Bieniasz <nbbie...@cyf-kr.edu.pl> wrote:
> Hi,
>
> I need to solve a certain relatively simple PDE
> (evolutionary convection-diffusion in 1D space)
> but with a very high accuracy, ideally with a relative error 10^(-20).
> Are there any free programs available that can handle such a problem?
> I presume the programs would have to use some sort of arbitrary precision
> arithmetics.


How do you expect to get that accuracy, since consecutive steps
are approximations anyway?



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