* F05AAF Example Program Text * Mark 14 Revised. NAG Copyright 1989. * .. Parameters .. INTEGER MMAX, LDA, N2MAX PARAMETER (MMAX=5,LDA=MMAX,N2MAX=5) INTEGER NIN, NOUT PARAMETER (NIN=5,NOUT=6) * .. Local Scalars .. DOUBLE PRECISION CC INTEGER I, ICOL, IFAIL, J, M, N1, N2 * .. Local Arrays .. DOUBLE PRECISION A(LDA,N2MAX), S(N2MAX) * .. External Subroutines .. EXTERNAL F05AAF * .. Executable Statements .. WRITE (NOUT,*) 'F05AAF Example Program Results' * Skip heading in data file READ (NIN,*) READ (NIN,*) M, N1, N2 WRITE (NOUT,*) IF (M.GT.0 .AND. M.LE.MMAX .AND. N2.GT.0 .AND. N2.LE.N2MAX) THEN READ (NIN,*) ((A(I,J),J=1,M),I=1,M) IFAIL = 1 * CALL F05AAF(A,LDA,M,N1,N2,S,CC,ICOL,IFAIL) * IF (IFAIL.GE.0) THEN WRITE (NOUT,99999) 'N1 = ', N1, ' N2 = ', N2 WRITE (NOUT,*) IF (IFAIL.NE.0) THEN WRITE (NOUT,99999) 'Error in F05AAF. IFAIL =', IFAIL ELSE WRITE (NOUT,99998) 'CC = ', CC, ' ICOL = ', ICOL WRITE (NOUT,*) WRITE (NOUT,*) 'Final matrix' WRITE (NOUT,99997) ((A(I,J),J=1,M),I=1,M) END IF ELSE WRITE (NOUT,99995) IFAIL END IF ELSE WRITE (NOUT,*) 'M or N2 is out of range' WRITE (NOUT,99996) 'M = ', M, ' N2 = ', N2 END IF * 99999 FORMAT (1X,A,I2,A,I2) 99998 FORMAT (1X,A,F7.4,A,I2) 99997 FORMAT (1X,4F9.4) 99996 FORMAT (1X,A,I5,A,I5) 99995 FORMAT (1X,' ** F05AAF returned with IFAIL = ',I5) END