| E02ACF
| Minimax curve fit by polynomials |
| E02ADF
| Least squares curve fit, by polynomials, arbitrary data points |
| E02AEF
| Evaluation of fitted polynomial in one variable from Chebyshev series form (simplified parameter list) |
| E02AFF
| Least squares polynomial fit, special data points (including interpolation) |
| E02AGF
| Least squares polynomial fit, values and derivatives may be constrained, arbitrary data points |
| E02AHF
| Derivative of fitted polynomial in Chebyshev series form |
| E02AJF
| Integral of fitted polynomial in Chebyshev series form |
| E02AKF
| Evaluation of fitted polynomial in one variable from Chebyshev series form |
| E02BAF
| Least squares curve cubic spline fit (including interpolation) |
| E02BBF
| Evaluation of fitted cubic spline, function only |
| E02BCF
| Evaluation of fitted cubic spline, function and derivatives |
| E02BDF
| Evaluation of fitted cubic spline, definite integral |
| E02BEF
| Least squares cubic spline curve fit, automatic knot placement |
| E02BFF
| Evaluation of fitted cubic spline, function and optionally derivatives at a vector of points |
| E02CAF
| Least squares surface fit by polynomials, data on lines parallel to one independent coordinate axis |
| E02CBF
| Evaluation of fitted polynomial in two variables |
| E02DAF
| Least squares surface fit, bicubic splines |
| E02DCF
| Least squares surface fit by bicubic splines with automatic knot placement, data on rectangular grid |
| E02DDF
| Least squares surface fit by bicubic splines with automatic knot placement, scattered data |
| E02DEF
| Evaluation of fitted bicubic spline at a vector of points |
| E02DFF
| Evaluation of fitted bicubic spline at a mesh of points |