# least-squares

 D02JAF ODEs, boundary value problem, collocation and least-squares, single nth-order linear equation D02JBF ODEs, boundary value problem, collocation and least-squares, system of first-order linear equations D02TGF nth-order linear ODEs, boundary value problem, collocation and least-squares E02ADF Least-squares curve fit, by polynomials, arbitrary data points E02AFF Least-squares polynomial fit, special data points (including interpolation) E02AGF Least-squares polynomial fit, values and derivatives may be constrained, arbitrary data points E02BAF Least-squares curve cubic spline fit (including interpolation) E02BEF Least-squares cubic spline curve fit, automatic knot placement E02CAF Least-squares surface fit by polynomials, data on lines 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 E04NCF Convex QP problem or linearly-constrained linear least-squares problem (dense) E04YCF Covariance matrix for nonlinear least-squares problem (unconstrained) F04AMF Least-squares solution of m real equations in n unknowns, rank = n, m ≥ n using iterative refinement (Black Box) F04JAF Minimal least-squares solution of m real equations in n unknowns, rank ≤ n, m ≥ n F04JDF Minimal least-squares solution of m real equations in n unknowns, rank ≤ n, m ≥ n F04JGF Least-squares (if rank = n) or minimal least-squares (if rank < n) solution of m real equations in n unknowns, rank ≤ n, m ≥ n F04JGF Least-squares (if rank = n) or minimal least-squares (if rank < n) solution of m real equations in n unknowns, rank ≤ n, m ≥ n F04JLF Real general Gauss–Markov linear model (including weighted least-squares) F04JMF Equality-constrained real linear least-squares problem F04KLF Complex general Gauss–Markov linear model (including weighted least-squares) F04KMF Equality-constrained complex linear least-squares problem F04QAF Sparse linear least-squares problem, m real equations in n unknowns F04YAF Covariance matrix for linear least-squares problems, m real equations in n unknowns

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© The Numerical Algorithms Group Ltd, Oxford UK. 2001