Chebyshev, Lagrange, and Newton Interpolation Etc.

This application interpolates the function f(x) = exp(-x*x)sin(pi*x) using Chebyshev and piecewise Lagrange and Newton interpolation. The user can try a Fourier series or discrete forward and inverse finite Fourier transforms. Four of the methods fit the target function well.

C# (299.2 KB)
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Solution explorer

Click an item in the panel on the left to view the contents here.