Non-linear Surface Fitting

Chebyshev2D Cosine DoseResp Exponential2D Extreme2D
ExtremeCum Fourier2D Gauss2D GaussCum Gaussian2D
LogisticCum LogNormal2D Lorentz2D Parabola2D Plane
Poly2D Polynomial2D Power2D Rational2D RationalTaylor
Voigt2D