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* MB02HD EXAMPLE PROGRAM TEXT
* Copyright (c) 2002-2010 NICONET e.V.
*
* .. Parameters ..
INTEGER NIN, NOUT
PARAMETER ( NIN = 5, NOUT = 6 )
INTEGER KMAX, LMAX, MMAX, MLMAX, NMAX, NUMAX
PARAMETER ( KMAX = 20, LMAX = 20, MMAX = 20, MLMAX = 10,
$ NMAX = 20, NUMAX = 10 )
INTEGER LDRB, LDTC, LDTR, LDWORK
PARAMETER ( LDRB = ( MLMAX + NUMAX + 1 )*LMAX,
$ LDTC = ( MLMAX + 1 )*KMAX, LDTR = KMAX )
PARAMETER ( LDWORK = LDRB*LMAX + ( 2*NUMAX + 1 )*LMAX*KMAX
$ + 2*LDRB*( KMAX + LMAX ) + LDRB
$ + 6*LMAX )
* .. Local Scalars ..
INTEGER I, INFO, J, K, L, LENR, M, ML, N, NU, S
CHARACTER TRIU
* .. Local Arrays ..
DOUBLE PRECISION DWORK(LDWORK), RB(LDRB,NMAX*LMAX),
$ TC(LDTC,LMAX), TR(LDTR,NMAX*LMAX)
* .. External Functions ..
LOGICAL LSAME
EXTERNAL LSAME
* .. External Subroutines ..
EXTERNAL MB02HD
* .. Intrinsic Functions ..
INTRINSIC MIN
*
* .. Executable Statements ..
WRITE ( NOUT, FMT = 99999 )
* Skip the heading in the data file and read the data.
READ ( NIN, FMT = '()' )
READ ( NIN, FMT = * ) K, L, M, ML, N, NU, TRIU
IF( K.LT.0 .OR. K.GT.KMAX ) THEN
WRITE ( NOUT, FMT = 99990 ) K
ELSE IF( L.LT.0 .OR. L.GT.LMAX ) THEN
WRITE ( NOUT, FMT = 99991 ) L
ELSE IF( M.LE.0 .OR. M.GT.MMAX ) THEN
WRITE ( NOUT, FMT = 99992 ) M
ELSE IF( ML.LT.0 .OR. ML.GT.MLMAX ) THEN
WRITE ( NOUT, FMT = 99993 ) ML
ELSE IF( N.LE.0 .OR. N.GT.NMAX ) THEN
WRITE ( NOUT, FMT = 99994 ) N
ELSE IF( NU.LT.0 .OR. NU.GT.NUMAX ) THEN
WRITE ( NOUT, FMT = 99995 ) NU
ELSE
READ ( NIN, FMT = * ) ( ( TC(I,J), J = 1,L ), I = 1,(ML+1)*K )
READ ( NIN, FMT = * ) ( ( TR(I,J), J = 1,NU*L ), I = 1,K )
S = ( MIN( M*K, N*L ) + L - 1 ) / L
* Compute the banded R factor.
CALL MB02HD( TRIU, K, L, M, ML, N, NU, 0, S, TC, LDTC, TR,
$ LDTR, RB, LDRB, DWORK, LDWORK, INFO )
IF ( INFO.NE.0 ) THEN
WRITE ( NOUT, FMT = 99998 ) INFO
ELSE
WRITE ( NOUT, FMT = 99997 )
LENR = ( ML + NU + 1 )*L
IF ( LSAME( TRIU, 'T' ) ) LENR = ( ML + NU )*L + 1
LENR = MIN( LENR, N*L )
DO 10 I = 1, LENR
WRITE ( NOUT, FMT = 99996 ) ( RB(I,J), J = 1,
$ MIN( N*L, M*K ) )
10 CONTINUE
END IF
END IF
STOP
*
99999 FORMAT (' MB02HD EXAMPLE PROGRAM RESULTS',/1X)
99998 FORMAT (' INFO on exit from MB02HD = ',I2)
99997 FORMAT (/' The lower triangular factor R in banded storage ')
99996 FORMAT (20(1X,F8.4))
99995 FORMAT (/' NU is out of range.',/' NU = ',I5)
99994 FORMAT (/' N is out of range.',/' N = ',I5)
99993 FORMAT (/' ML is out of range.',/' ML = ',I5)
99992 FORMAT (/' M is out of range.',/' M = ',I5)
99991 FORMAT (/' L is out of range.',/' L = ',I5)
99990 FORMAT (/' K is out of range.',/' K = ',I5)
END
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