Date: Nov 18, 2013 1:56 PM
Author: Peter Percival
Subject: Re: Help with creating a function
Robert Crandal wrote:

> Suppose I have the following X-Y data set:

>

> X Y

> -- --

> 0 1

> 1 1

> 2 2

> 3 3

> . .

> . .

> N N

>

> Can this be represented with a math function?

> (Only consider positive integers >= 0)

For a finite number of points like this Lagrange polynomials are useful:

https://en.wikipedia.org/wiki/Lagrange_polynomial.

--

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He's the ruffian on the stair.