
Re: Help with creating a function
Posted:
Nov 18, 2013 1:56 PM


Robert Crandal wrote: > Suppose I have the following XY 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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