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* TB04BD EXAMPLE PROGRAM TEXT
*
* .. Parameters ..
INTEGER NIN, NOUT
PARAMETER ( NIN = 5, NOUT = 6 )
INTEGER NMAX, MMAX, PMAX, MDMAX
PARAMETER ( NMAX = 20, MMAX = 20, PMAX = 20,
$ MDMAX = NMAX + 1 )
INTEGER PMNMAX
PARAMETER ( PMNMAX = PMAX*MMAX*MDMAX )
INTEGER LDA, LDB, LDC, LDD, LDIGD, LDIGN
PARAMETER ( LDA = NMAX, LDB = NMAX, LDC = PMAX,
$ LDD = PMAX, LDIGD = PMAX, LDIGN = PMAX )
INTEGER LIWORK
PARAMETER ( LIWORK = NMAX )
INTEGER LDWORK
PARAMETER ( LDWORK = NMAX*( NMAX + PMAX ) +
$ MAX( NMAX + MAX( NMAX, PMAX ),
$ NMAX*( 2*NMAX + 5 ) ) )
* .. Local Scalars ..
DOUBLE PRECISION TOL
INTEGER I, IJ, INFO, J, K, M, MD, N, P
CHARACTER*1 JOBD, ORDER, EQUIL
CHARACTER*132 ULINE
* .. Local Arrays ..
DOUBLE PRECISION A(LDA,NMAX), B(LDB,MMAX), C(LDC,NMAX),
$ D(LDD,MMAX), DWORK(LDWORK), GD(PMNMAX),
$ GN(PMNMAX)
INTEGER IGD(LDIGD,MMAX), IGN(LDIGN,MMAX), IWORK(LIWORK)
* .. External Functions ..
LOGICAL LSAME
EXTERNAL LSAME
* .. External Subroutines ..
EXTERNAL TB04BD
* .. Intrinsic Functions ..
INTRINSIC MAX
* .. Executable Statements ..
*
WRITE ( NOUT, FMT = 99999 )
* Skip the heading in the data file and read the data.
READ ( NIN, FMT = '()' )
READ ( NIN, FMT = * ) N, M, P, TOL, JOBD, ORDER, EQUIL
MD = N + 1
ULINE(1:20) = ' '
DO 20 I = 21, 132
ULINE(I:I) = '-'
20 CONTINUE
IF ( N.LT.0 .OR. N.GT.NMAX ) THEN
WRITE ( NOUT, FMT = 99991 ) N
ELSE
READ ( NIN, FMT = * ) ( ( A(I,J), J = 1,N ), I = 1,N )
IF ( M.LT.0 .OR. M.GT.MMAX ) THEN
WRITE ( NOUT, FMT = 99990 ) M
ELSE
READ ( NIN, FMT = * ) ( ( B(I,J), I = 1,N ), J = 1,M )
IF ( P.LT.0 .OR. P.GT.PMAX ) THEN
WRITE ( NOUT, FMT = 99989 ) P
ELSE
READ ( NIN, FMT = * ) ( ( C(I,J), J = 1,N ), I = 1,P )
READ ( NIN, FMT = * ) ( ( D(I,J), J = 1,M ), I = 1,P )
* Find the transfer matrix T(s) of (A,B,C,D).
CALL TB04BD( JOBD, ORDER, EQUIL, N, M, P, MD, A, LDA, B,
$ LDB, C, LDC, D, LDD, IGN, LDIGN, IGD, LDIGD,
$ GN, GD, TOL, IWORK, DWORK, LDWORK, INFO )
*
IF ( INFO.NE.0 ) THEN
WRITE ( NOUT, FMT = 99998 ) INFO
ELSE
IF ( LSAME( ORDER, 'I' ) ) THEN
WRITE ( NOUT, FMT = 99997 )
ELSE
WRITE ( NOUT, FMT = 99996 )
END IF
WRITE ( NOUT, FMT = 99995 )
DO 60 J = 1, M
DO 40 I = 1, P
IJ = ( (J-1)*P + I-1 )*MD + 1
WRITE ( NOUT, FMT = 99994 ) I, J,
$ ( GN(K), K = IJ,IJ+IGN(I,J) )
WRITE ( NOUT, FMT = 99993 )
$ ULINE(1:7*(IGD(I,J)+1)+21)
WRITE ( NOUT, FMT = 99992 )
$ ( GD(K), K = IJ,IJ+IGD(I,J) )
40 CONTINUE
60 CONTINUE
END IF
END IF
END IF
END IF
STOP
*
99999 FORMAT (' TB04BD EXAMPLE PROGRAM RESULTS',/1X)
99998 FORMAT (' INFO on exit from TB04BD = ',I2)
99997 FORMAT (/' The polynomial coefficients appear in increasing',
$ ' order'/' of the powers of the indeterminate')
99996 FORMAT (/' The polynomial coefficients appear in decreasing',
$ ' order'/' of the powers of the indeterminate')
99995 FORMAT (/' The coefficients of polynomials in the transfer matri',
$ 'x T(s) are ')
99994 FORMAT (/' element (',I2,',',I2,') is ',20(1X,F6.2))
99993 FORMAT (1X,A)
99992 FORMAT (20X,20(1X,F6.2))
99991 FORMAT (/' N is out of range.',/' N = ',I5)
99990 FORMAT (/' M is out of range.',/' M = ',I5)
99989 FORMAT (/' P is out of range.',/' P = ',I5)
END
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