Module DNSLSE in IMSLSCompute least squares estimates of parameters for a nonseasonal ARMA model.
CALL DNSLSE (NOBS, W, IPRINT, IMEAN, WMEAN, NPAR, PAR, LAGAR, NPMA, PMA, LAGMA, MAXBC, TOLBC, TOLSS, CONST, COV, LDCOV, NA, A, AVAR)| L10a2d2 | ARMA and ARIMA model parameter estimation |