Module RLEQU in IMSLSFit a multivariate linear regression model with linear equality restrictions H*BETA = G imposed on the regression parameters given results from IMSL routine RGIVN after IDO = 1 and IDO = 2 and prior to IDO = 3.
CALL RLEQU (INVOKE, NH, NCOEF, H, LDH, IG, NDEP, G, LDG, TOL, B, LDB, R, LDR, D, IRANKR, DFE, SCPE, LDSCPE, IRANKH)| K1a2a | Linearly constrained linear least squares approximation |
| L8f | Simultaneous regression |