Module RFORP in IMSLSFit an orthogonal polynomial regression model.
CALL RFORP (NOBS, NCOL, X, LDX, IRSP, IND, IFRQ, IWT, MAXDEG, ICRIT, CRIT, LOF, NDEG, SMULTC, SADDC, A, B, SCOEF, D, DFE, SSE, DFPE, SSPE, NRMISS)| L8b1b2 | Parameter estimation in polynomial regression using orthogonal polynomials |