410 lines
13 KiB
Fortran
410 lines
13 KiB
Fortran
*> \brief \b DERRGE
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*
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* =========== DOCUMENTATION ===========
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*
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* Online html documentation available at
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* http://www.netlib.org/lapack/explore-html/
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*
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* Definition:
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* ===========
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*
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* SUBROUTINE DERRGE( PATH, NUNIT )
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*
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* .. Scalar Arguments ..
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* CHARACTER*3 PATH
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* INTEGER NUNIT
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* ..
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*
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*
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*> \par Purpose:
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* =============
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*>
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*> \verbatim
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*>
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*> DERRGE tests the error exits for the DOUBLE PRECISION routines
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*> for general matrices.
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*> \endverbatim
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*
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* Arguments:
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* ==========
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*
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*> \param[in] PATH
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*> \verbatim
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*> PATH is CHARACTER*3
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*> The LAPACK path name for the routines to be tested.
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*> \endverbatim
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*>
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*> \param[in] NUNIT
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*> \verbatim
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*> NUNIT is INTEGER
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*> The unit number for output.
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*> \endverbatim
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*
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* Authors:
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* ========
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*
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*> \author Univ. of Tennessee
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*> \author Univ. of California Berkeley
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*> \author Univ. of Colorado Denver
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*> \author NAG Ltd.
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*
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*> \date November 2011
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*
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*> \ingroup double_lin
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*
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* =====================================================================
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SUBROUTINE DERRGE( PATH, NUNIT )
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*
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* -- LAPACK test routine (version 3.4.0) --
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* -- LAPACK is a software package provided by Univ. of Tennessee, --
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* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
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* November 2011
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*
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* .. Scalar Arguments ..
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CHARACTER*3 PATH
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INTEGER NUNIT
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* ..
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*
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* =====================================================================
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*
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* .. Parameters ..
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INTEGER NMAX, LW
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PARAMETER ( NMAX = 4, LW = 3*NMAX )
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* ..
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* .. Local Scalars ..
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CHARACTER*2 C2
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INTEGER I, INFO, J
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DOUBLE PRECISION ANRM, CCOND, RCOND
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* ..
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* .. Local Arrays ..
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INTEGER IP( NMAX ), IW( NMAX )
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DOUBLE PRECISION A( NMAX, NMAX ), AF( NMAX, NMAX ), B( NMAX ),
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$ R1( NMAX ), R2( NMAX ), W( LW ), X( NMAX )
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* ..
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* .. External Functions ..
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LOGICAL LSAMEN
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EXTERNAL LSAMEN
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* ..
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* .. External Subroutines ..
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EXTERNAL ALAESM, CHKXER, DGBCON, DGBEQU, DGBRFS, DGBTF2,
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$ DGBTRF, DGBTRS, DGECON, DGEEQU, DGERFS, DGETF2,
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$ DGETRF, DGETRI, DGETRS
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* ..
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* .. Scalars in Common ..
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LOGICAL LERR, OK
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CHARACTER*32 SRNAMT
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INTEGER INFOT, NOUT
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* ..
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* .. Common blocks ..
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COMMON / INFOC / INFOT, NOUT, OK, LERR
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COMMON / SRNAMC / SRNAMT
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* ..
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* .. Intrinsic Functions ..
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INTRINSIC DBLE
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* ..
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* .. Executable Statements ..
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*
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NOUT = NUNIT
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WRITE( NOUT, FMT = * )
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C2 = PATH( 2: 3 )
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*
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* Set the variables to innocuous values.
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*
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DO 20 J = 1, NMAX
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DO 10 I = 1, NMAX
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A( I, J ) = 1.D0 / DBLE( I+J )
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AF( I, J ) = 1.D0 / DBLE( I+J )
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10 CONTINUE
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B( J ) = 0.D0
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R1( J ) = 0.D0
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R2( J ) = 0.D0
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W( J ) = 0.D0
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X( J ) = 0.D0
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IP( J ) = J
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IW( J ) = J
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20 CONTINUE
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OK = .TRUE.
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*
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IF( LSAMEN( 2, C2, 'GE' ) ) THEN
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*
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* Test error exits of the routines that use the LU decomposition
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* of a general matrix.
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*
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* DGETRF
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*
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SRNAMT = 'DGETRF'
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INFOT = 1
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CALL DGETRF( -1, 0, A, 1, IP, INFO )
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CALL CHKXER( 'DGETRF', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGETRF( 0, -1, A, 1, IP, INFO )
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CALL CHKXER( 'DGETRF', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGETRF( 2, 1, A, 1, IP, INFO )
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CALL CHKXER( 'DGETRF', INFOT, NOUT, LERR, OK )
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*
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* DGETF2
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*
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SRNAMT = 'DGETF2'
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INFOT = 1
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CALL DGETF2( -1, 0, A, 1, IP, INFO )
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CALL CHKXER( 'DGETF2', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGETF2( 0, -1, A, 1, IP, INFO )
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CALL CHKXER( 'DGETF2', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGETF2( 2, 1, A, 1, IP, INFO )
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CALL CHKXER( 'DGETF2', INFOT, NOUT, LERR, OK )
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*
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* DGETRI
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*
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SRNAMT = 'DGETRI'
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INFOT = 1
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CALL DGETRI( -1, A, 1, IP, W, LW, INFO )
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CALL CHKXER( 'DGETRI', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGETRI( 2, A, 1, IP, W, LW, INFO )
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CALL CHKXER( 'DGETRI', INFOT, NOUT, LERR, OK )
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*
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* DGETRS
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*
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SRNAMT = 'DGETRS'
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INFOT = 1
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CALL DGETRS( '/', 0, 0, A, 1, IP, B, 1, INFO )
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CALL CHKXER( 'DGETRS', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGETRS( 'N', -1, 0, A, 1, IP, B, 1, INFO )
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CALL CHKXER( 'DGETRS', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGETRS( 'N', 0, -1, A, 1, IP, B, 1, INFO )
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CALL CHKXER( 'DGETRS', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DGETRS( 'N', 2, 1, A, 1, IP, B, 2, INFO )
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CALL CHKXER( 'DGETRS', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL DGETRS( 'N', 2, 1, A, 2, IP, B, 1, INFO )
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CALL CHKXER( 'DGETRS', INFOT, NOUT, LERR, OK )
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*
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* DGERFS
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*
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SRNAMT = 'DGERFS'
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INFOT = 1
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CALL DGERFS( '/', 0, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1, R2, W,
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$ IW, INFO )
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CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGERFS( 'N', -1, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1, R2,
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$ W, IW, INFO )
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CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGERFS( 'N', 0, -1, A, 1, AF, 1, IP, B, 1, X, 1, R1, R2,
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$ W, IW, INFO )
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CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DGERFS( 'N', 2, 1, A, 1, AF, 2, IP, B, 2, X, 2, R1, R2, W,
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$ IW, INFO )
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CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DGERFS( 'N', 2, 1, A, 2, AF, 1, IP, B, 2, X, 2, R1, R2, W,
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$ IW, INFO )
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CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL DGERFS( 'N', 2, 1, A, 2, AF, 2, IP, B, 1, X, 2, R1, R2, W,
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$ IW, INFO )
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CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
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INFOT = 12
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CALL DGERFS( 'N', 2, 1, A, 2, AF, 2, IP, B, 2, X, 1, R1, R2, W,
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$ IW, INFO )
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CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
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*
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* DGECON
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*
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SRNAMT = 'DGECON'
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INFOT = 1
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CALL DGECON( '/', 0, A, 1, ANRM, RCOND, W, IW, INFO )
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CALL CHKXER( 'DGECON', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGECON( '1', -1, A, 1, ANRM, RCOND, W, IW, INFO )
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CALL CHKXER( 'DGECON', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGECON( '1', 2, A, 1, ANRM, RCOND, W, IW, INFO )
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CALL CHKXER( 'DGECON', INFOT, NOUT, LERR, OK )
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*
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* DGEEQU
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*
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SRNAMT = 'DGEEQU'
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INFOT = 1
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CALL DGEEQU( -1, 0, A, 1, R1, R2, RCOND, CCOND, ANRM, INFO )
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CALL CHKXER( 'DGEEQU', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEEQU( 0, -1, A, 1, R1, R2, RCOND, CCOND, ANRM, INFO )
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CALL CHKXER( 'DGEEQU', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGEEQU( 2, 2, A, 1, R1, R2, RCOND, CCOND, ANRM, INFO )
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CALL CHKXER( 'DGEEQU', INFOT, NOUT, LERR, OK )
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*
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ELSE IF( LSAMEN( 2, C2, 'GB' ) ) THEN
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*
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* Test error exits of the routines that use the LU decomposition
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* of a general band matrix.
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*
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* DGBTRF
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*
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SRNAMT = 'DGBTRF'
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INFOT = 1
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CALL DGBTRF( -1, 0, 0, 0, A, 1, IP, INFO )
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CALL CHKXER( 'DGBTRF', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGBTRF( 0, -1, 0, 0, A, 1, IP, INFO )
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CALL CHKXER( 'DGBTRF', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGBTRF( 1, 1, -1, 0, A, 1, IP, INFO )
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CALL CHKXER( 'DGBTRF', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGBTRF( 1, 1, 0, -1, A, 1, IP, INFO )
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CALL CHKXER( 'DGBTRF', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL DGBTRF( 2, 2, 1, 1, A, 3, IP, INFO )
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CALL CHKXER( 'DGBTRF', INFOT, NOUT, LERR, OK )
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*
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* DGBTF2
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*
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SRNAMT = 'DGBTF2'
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INFOT = 1
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CALL DGBTF2( -1, 0, 0, 0, A, 1, IP, INFO )
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CALL CHKXER( 'DGBTF2', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGBTF2( 0, -1, 0, 0, A, 1, IP, INFO )
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CALL CHKXER( 'DGBTF2', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGBTF2( 1, 1, -1, 0, A, 1, IP, INFO )
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CALL CHKXER( 'DGBTF2', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGBTF2( 1, 1, 0, -1, A, 1, IP, INFO )
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CALL CHKXER( 'DGBTF2', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL DGBTF2( 2, 2, 1, 1, A, 3, IP, INFO )
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CALL CHKXER( 'DGBTF2', INFOT, NOUT, LERR, OK )
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*
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* DGBTRS
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*
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SRNAMT = 'DGBTRS'
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INFOT = 1
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CALL DGBTRS( '/', 0, 0, 0, 1, A, 1, IP, B, 1, INFO )
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CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGBTRS( 'N', -1, 0, 0, 1, A, 1, IP, B, 1, INFO )
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CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGBTRS( 'N', 1, -1, 0, 1, A, 1, IP, B, 1, INFO )
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CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGBTRS( 'N', 1, 0, -1, 1, A, 1, IP, B, 1, INFO )
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CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DGBTRS( 'N', 1, 0, 0, -1, A, 1, IP, B, 1, INFO )
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CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DGBTRS( 'N', 2, 1, 1, 1, A, 3, IP, B, 2, INFO )
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CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL DGBTRS( 'N', 2, 0, 0, 1, A, 1, IP, B, 1, INFO )
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CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
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*
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* DGBRFS
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*
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SRNAMT = 'DGBRFS'
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INFOT = 1
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CALL DGBRFS( '/', 0, 0, 0, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1,
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$ R2, W, IW, INFO )
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CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGBRFS( 'N', -1, 0, 0, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1,
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$ R2, W, IW, INFO )
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CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGBRFS( 'N', 1, -1, 0, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1,
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$ R2, W, IW, INFO )
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CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGBRFS( 'N', 1, 0, -1, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1,
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$ R2, W, IW, INFO )
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CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DGBRFS( 'N', 1, 0, 0, -1, A, 1, AF, 1, IP, B, 1, X, 1, R1,
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$ R2, W, IW, INFO )
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CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DGBRFS( 'N', 2, 1, 1, 1, A, 2, AF, 4, IP, B, 2, X, 2, R1,
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$ R2, W, IW, INFO )
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CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
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INFOT = 9
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CALL DGBRFS( 'N', 2, 1, 1, 1, A, 3, AF, 3, IP, B, 2, X, 2, R1,
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$ R2, W, IW, INFO )
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CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
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INFOT = 12
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CALL DGBRFS( 'N', 2, 0, 0, 1, A, 1, AF, 1, IP, B, 1, X, 2, R1,
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$ R2, W, IW, INFO )
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CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
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INFOT = 14
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CALL DGBRFS( 'N', 2, 0, 0, 1, A, 1, AF, 1, IP, B, 2, X, 1, R1,
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$ R2, W, IW, INFO )
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CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
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*
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* DGBCON
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*
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SRNAMT = 'DGBCON'
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INFOT = 1
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CALL DGBCON( '/', 0, 0, 0, A, 1, IP, ANRM, RCOND, W, IW, INFO )
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CALL CHKXER( 'DGBCON', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGBCON( '1', -1, 0, 0, A, 1, IP, ANRM, RCOND, W, IW,
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$ INFO )
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CALL CHKXER( 'DGBCON', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGBCON( '1', 1, -1, 0, A, 1, IP, ANRM, RCOND, W, IW,
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$ INFO )
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CALL CHKXER( 'DGBCON', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGBCON( '1', 1, 0, -1, A, 1, IP, ANRM, RCOND, W, IW,
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$ INFO )
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CALL CHKXER( 'DGBCON', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL DGBCON( '1', 2, 1, 1, A, 3, IP, ANRM, RCOND, W, IW, INFO )
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CALL CHKXER( 'DGBCON', INFOT, NOUT, LERR, OK )
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*
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* DGBEQU
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*
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SRNAMT = 'DGBEQU'
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INFOT = 1
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CALL DGBEQU( -1, 0, 0, 0, A, 1, R1, R2, RCOND, CCOND, ANRM,
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$ INFO )
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CALL CHKXER( 'DGBEQU', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGBEQU( 0, -1, 0, 0, A, 1, R1, R2, RCOND, CCOND, ANRM,
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$ INFO )
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CALL CHKXER( 'DGBEQU', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGBEQU( 1, 1, -1, 0, A, 1, R1, R2, RCOND, CCOND, ANRM,
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$ INFO )
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CALL CHKXER( 'DGBEQU', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGBEQU( 1, 1, 0, -1, A, 1, R1, R2, RCOND, CCOND, ANRM,
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$ INFO )
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CALL CHKXER( 'DGBEQU', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL DGBEQU( 2, 2, 1, 1, A, 2, R1, R2, RCOND, CCOND, ANRM,
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$ INFO )
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CALL CHKXER( 'DGBEQU', INFOT, NOUT, LERR, OK )
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END IF
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*
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* Print a summary line.
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*
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CALL ALAESM( PATH, OK, NOUT )
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*
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RETURN
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*
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* End of DERRGE
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*
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END
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