| Chapter Introduction | |
| e02adc | nag_1d_cheb_fit Computes the coefficients of a Chebyshev series polynomial for arbitrary data |
| e02aec | nag_1d_cheb_eval Evaluates the coefficients of a Chebyshev series polynomial |
| e02afc | nag_1d_cheb_interp_fit Computes the coefficients of a Chebyshev series polynomial for interpolated data |
| e02bac | nag_1d_spline_fit_knots Least-squares curve cubic spline fit (including interpolation), one variable |
| e02bbc | nag_1d_spline_evaluate Evaluation of fitted cubic spline, function only |
| e02bcc | nag_1d_spline_deriv Evaluation of fitted cubic spline, function and derivatives |
| e02bdc | nag_1d_spline_intg Evaluation of fitted cubic spline, definite integral |
| e02bec | nag_1d_spline_fit Least-squares cubic spline curve fit, automatic knot placement, one variable |
| e02dcc | nag_2d_spline_fit_grid Least-squares bicubic spline fit with automatic knot placement, two variables (rectangular grid) |
| e02ddc | nag_2d_spline_fit_scat Least-squares bicubic spline fit with automatic knot placement, two variables (scattered data) |
| e02dec | nag_2d_spline_eval Evaluation of bicubic spline, at a set of points |
| e02dfc | nag_2d_spline_eval_rect Evaluation of bicubic spline, at a mesh of points |