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Math Forum » Discussions » sci.math.* » sci.math.num-analysis.independent

Topic: interpolation formula
Replies: 11   Last Post: Oct 2, 2012 8:20 AM

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Rui Maciel

Posts: 98
Registered: 11/27/05
Re: interpolation formula
Posted: Sep 21, 2012 12:56 PM
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Lurker wrote:

> It isn't cubic and isn't smoothing, but your post prompted an equally
> vague memory from many years ago of Gauss Legendre quadrature, which
> involves "a bunch of coefficients from a published table" (e.g.
> http://processingjs.nihongoresources.com/bezierinfo/legendre-gauss-
values.php).
>
> Probably not what you're referring to at all, in which case sorry for
> the red herring, but you never know...

Quadrature rules are used as a form of integration, not interpolation. But
I agree, the reference to a "published table" does bring quadrature rules to
mind.


Rui Maciel

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