NAG Fortran Library

Chapter E02

Curve and Surface Fitting

Chapter Introduction
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
E02CAF    Least-squares surface fit by polynomials, data on lines
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
E02GAF    L1-approximation by general linear function
E02GBF    L1-approximation by general linear function subject to linear inequality constraints
E02GCF    L-approximation by general linear function
E02RAF    Padé-approximants
E02RBF    Evaluation of fitted rational function as computed by E02RAF
E02ZAF    Sort two-dimensional data into panels for fitting bicubic splines

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© The Numerical Algorithms Group Ltd, Oxford UK. 2001