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In: Advanced Math

I want to estimate the interpolation error in [a,b] where f is interpolated by polynomials at...

I want to estimate the interpolation error in [a,b] where f is interpolated by polynomials at x_j, h=(b-a)/n, x_j=a+jh, j=0,1,...,n.

I want the answers in detail especially for n=2,3.

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