Re: [boost] [math] Chebyshev polynomial

Subject: Re: [boost] [math] Chebyshev polynomial
From: Hans Dembinski (hans.dembinski_at_[hidden])
Date: 2017-05-15 07:24:48

> On 13 May 2017, at 10:35, Bjorn Reese via Boost <boost_at_[hidden]> wrote:
> 
> Does Boost.Math contain functions for Chebyshev polynomials? Preferably
> a recurrent chebyshev_next().
> 
> I can find functions for Legendre, Laguerre, and Hermite polynomials,
> but not Chebyshev.

I second that request. Chebyshev polynomials are extremely useful in numerical applications:

- evaluation does not loose precision even if the polynomial order is huge (order 1000 is no problem)
- coefficients can be computed in O(N log(N)) with a FFT

Best regards,
Hans