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* MB02VD EXAMPLE PROGRAM TEXT
* Copyright (c) 2002-2010 NICONET e.V.
*
INTEGER NIN, NOUT
PARAMETER ( NIN = 5, NOUT = 6 )
INTEGER MMAX, NMAX
PARAMETER ( MMAX = 20, NMAX = 20 )
INTEGER LDA, LDB
PARAMETER ( LDA = NMAX, LDB = MMAX )
* .. Local Scalars ..
INTEGER I, INFO, J, M, N
CHARACTER*1 TRANS
* .. Local Arrays ..
DOUBLE PRECISION A(LDA,NMAX), B(LDB,NMAX)
INTEGER IPIV(NMAX)
* .. External Subroutines ..
EXTERNAL MB02VD
* .. Executable Statements ..
*
WRITE ( NOUT, FMT = 99999 )
* Skip the heading in the data file and read in the data.
READ ( NIN, FMT = '()' )
READ ( NIN, FMT = * ) M, N, TRANS
IF ( N.LT.0 .OR. N.GT.NMAX ) THEN
WRITE ( NOUT, FMT = 99995 ) 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 = 99994 ) M
ELSE
READ ( NIN, FMT = * ) ( ( B(I,J), J = 1,N ), I = 1,M )
* Solve the linear system using the LU factorization.
CALL MB02VD( TRANS, M, N, A, LDA, IPIV, B, LDB, INFO )
*
IF ( INFO.EQ.0 ) THEN
WRITE ( NOUT, FMT = 99997 )
DO 10 I = 1, M
WRITE ( NOUT, FMT = 99996 ) ( B(I,J), J = 1,N )
10 CONTINUE
ELSE
WRITE ( NOUT, FMT = 99998 ) INFO
END IF
END IF
END IF
STOP
*
99999 FORMAT (' MB02VD EXAMPLE PROGRAM RESULTS',/1X)
99998 FORMAT (' INFO on exit from MB02VD = ',I2)
99997 FORMAT (' The solution matrix is ')
99996 FORMAT (20(1X,F8.4))
99995 FORMAT (/' N is out of range.',/' N = ',I5)
99994 FORMAT (/' M is out of range.',/' M = ',I5)
END
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