[SciPy-dev] patch: allow arrayobject.h to compile in c++ compiler

Fernando Perez Fernando.Perez at colorado.edu
Wed Nov 23 16:05:17 CST 2005


Charles R Harris wrote:
>>I'll make it up by working on numerical code I can actually do something
>>useful with.  I'll try to contribute something for fitting, the included
>>polyfit is nice but numerically less uniform in error and stable (due to
>>condition issues) than a Chebyshev-based fit.  There's also the lingering
>>issue of numerically stable evaluation of polyval()...  I'll find
>>something to
>>pay for my mistakes with :)
>>
>>Apologies...
>>
>>Cheers,
> 
> 
> 
> 
> I've attached the Python routines I use for Chebychev stuff. It is also
> possible to solve ODEs over an interval by sampling at the Chebychev points
> and treating the derivative as a matrix. Of course, boundary conditions need
> to be added so that the resulting matrix isn't singular.

Great, thanks.  Thanksgiving food to go along with the turkey :)

Cheers,

f




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