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C
C SPDX-License-Identifier: BSD-3-Clause
C
* TF01MD EXAMPLE PROGRAM TEXT
*
* .. Parameters ..
INTEGER NIN, NOUT
PARAMETER ( NIN = 5, NOUT = 6 )
INTEGER NMAX, MMAX, PMAX, NYMAX
PARAMETER ( NMAX = 20, MMAX = 20, PMAX = 20, NYMAX = 20 )
INTEGER LDA, LDB, LDC, LDD, LDU, LDY
PARAMETER ( LDA = NMAX, LDB = NMAX, LDC = PMAX, LDD = PMAX,
$ LDU = MMAX, LDY = PMAX )
INTEGER LDWORK
PARAMETER ( LDWORK = NMAX )
* .. Local Scalars ..
INTEGER I, INFO, J, K, M, N, NY, P
* .. Local Arrays ..
DOUBLE PRECISION A(LDA,NMAX), B(LDB,MMAX), C(LDC,NMAX),
$ D(LDD,MMAX), DWORK(LDWORK), U(LDU,NYMAX),
$ X(NMAX), Y(LDY,NYMAX)
* .. External Subroutines ..
EXTERNAL TF01MD
* .. 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, NY
IF ( N.LE.0 .OR. N.GT.NMAX ) THEN
WRITE ( NOUT, FMT = 99994 ) N
ELSE
READ ( NIN, FMT = * ) ( ( A(I,J), I = 1,N ), J = 1,N )
IF ( M.LE.0 .OR. M.GT.MMAX ) THEN
WRITE ( NOUT, FMT = 99993 ) M
ELSE
READ ( NIN, FMT = * ) ( ( B(I,J), I = 1,N ), J = 1,M )
IF ( P.LE.0 .OR. P.GT.PMAX ) THEN
WRITE ( NOUT, FMT = 99992 ) P
ELSE
READ ( NIN, FMT = * ) ( ( C(I,J), I = 1,P ), J = 1,N )
READ ( NIN, FMT = * ) ( ( D(I,J), I = 1,P ), J = 1,M )
READ ( NIN, FMT = * ) ( X(I), I = 1,N )
IF ( NY.LE.0 .OR. NY.GT.NYMAX ) THEN
WRITE ( NOUT, FMT = 99991 ) NY
ELSE
READ ( NIN, FMT = * )
$ ( ( U(I,J), I = 1,M ), J = 1,NY )
* Compute y(1),...,y(NY) of the given system.
CALL TF01MD( N, M, P, NY, A, LDA, B, LDB, C, LDC, D,
$ LDD, U, LDU, X, Y, LDY, DWORK, INFO )
*
IF ( INFO.NE.0 ) THEN
WRITE ( NOUT, FMT = 99998 ) INFO
ELSE
WRITE ( NOUT, FMT = 99997 ) NY
DO 20 K = 1, NY
WRITE ( NOUT, FMT = 99996 ) K, Y(1,K)
WRITE ( NOUT, FMT = 99995 ) ( Y(J,K), J = 2,P )
20 CONTINUE
END IF
END IF
END IF
END IF
END IF
STOP
*
99999 FORMAT (' TF01MD EXAMPLE PROGRAM RESULTS',/1X)
99998 FORMAT (' INFO on exit from TF01MD = ',I2)
99997 FORMAT (' The output sequence Y(1),...,Y(',I2,') is',/)
99996 FORMAT (' Y(',I2,') : ',F8.4)
99995 FORMAT (9X,F8.4,/)
99994 FORMAT (/' N is out of range.',/' N = ',I5)
99993 FORMAT (/' M is out of range.',/' M = ',I5)
99992 FORMAT (/' P is out of range.',/' P = ',I5)
99991 FORMAT (/' NY is out of range.',/' NY = ',I5)
END
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