Fit y(x) = A e^{B}^{x} using linearization 

Fit y(x) = A e^{B}^{(xC)2} using linearization 

Interpolate XYZ data to regular grid using the Inverse Distance Method 

Perform twodimensional linear interpolation 

Linear interpolation of a series. 

Fit a line to a series using the end points 

Least squares method of fitting an arbitrary set of basis functions to a series. 

Fit a line to series 

Regress two series 

Least squares method of fitting sine curves of known frequency 

Least squares polynomial fitting with error statistics 

Return polynomial coefficients 

Graph polynomial fit 

Fit y(x) = A x^{b} using linearization 

Fit y(x) = A + B sin(Cx + D) using the FFT 

Fit y(x) = A cos(2πfx + B) + C using least squares 

Fit y(x) = A cos(2πfx + B) + C using iterative least squares 

Fit y(x) = A + Bx + C sin(Dx + E) using the FFT 

Cubic spline interpretation 

Perform twodimensional cubic spline interpolation 