[Numpy-discussion] chebyshev polynomials

Pauli Virtanen pav@iki...
Thu Sep 24 14:51:34 CDT 2009

to, 2009-09-24 kello 14:31 -0500, Robert Kern kirjoitti:
> On Thu, Sep 24, 2009 at 14:18, Pauli Virtanen <pav@iki.fi> wrote:
> > As a side note, should the cheby* versions of `polyval`, `polymul` etc.
> > just be dropped to reduce namespace clutter? You can do the same things
> > already within just class methods and arithmetic.
> Just to clarify, you mean having classmethods that work on plain
> arrays of Chebyshev coefficients? I'm +1 on that. I'm -1 on only
> having a ChebyPoly class with instance methods, although it would be
> useful to have as an adjunct to the plain routines.

I meant only having a ChebyPoly class with instance methods. Personally,
I've always used poly1d instances instead of the poly* routines apart
from polyfit. But perhaps this is not how everyone uses them.

Using class methods is an interesting idea, though.

Pauli Virtanen

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