Least-Squares Fitting Using Orthogonal Multinomials. - Richard H. Bartels; John J. Jezioranski (ACM Trans. Math. Softw., 1985)

Algorithm 634: CONSTR and EVAL: Routines for Fitting Multinomials in a Least-Squares Sense. - Richard H. Bartels; John J. Jezioranski (ACM Trans. Math. Softw., 1985)