[Numpy-discussion] addition, multiplication of a polynomial and np.{float, int}

Charles R Harris charlesr.harris@gmail....
Wed Mar 7 11:00:09 CST 2012


On Wed, Mar 7, 2012 at 9:45 AM, Pierre Haessig <pierre.haessig@crans.org>wrote:

> Hi,
> Le 06/03/2012 22:19, Charles R Harris a écrit :
> > Use polynomial.Polynomial and you won't have this problem.
> I was not familiar with the "poly1d vs. Polynomial" choice.
>
> Now, I found in the doc some more or less explicit guidelines in:
> http://docs.scipy.org/doc/numpy/reference/routines.polynomials.html
> "The polynomial package is newer and more complete than poly1d and the
> convenience classes are better behaved in the numpy environment."
>
> However, poly1d, which is nicely documented doesn't mention the
> "competitor".
> Going further in this transition, do you feel it would make sense adding
> a "See Also" section in poly1d function ?
>
>
That's a good idea, I'll take care of it. Note the caveat about the
coefficients going in the opposite direction.

Chuck
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