300 lines
		
	
	
		
			9.2 KiB
		
	
	
	
		
			Fortran
		
	
	
	
			
		
		
	
	
			300 lines
		
	
	
		
			9.2 KiB
		
	
	
	
		
			Fortran
		
	
	
	
| *> \brief \b ZERRQL
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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 ZERRQL( 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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| *> ZERRQL tests the error exits for the COMPLEX*16 routines
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| *> that use the QL decomposition of a general matrix.
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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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| *> \ingroup complex16_lin
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| *
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| *  =====================================================================
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|       SUBROUTINE ZERRQL( PATH, NUNIT )
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| *
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| *  -- LAPACK test routine --
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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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| *
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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
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|       PARAMETER          ( NMAX = 2 )
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| *     ..
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| *     .. Local Scalars ..
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|       INTEGER            I, INFO, J
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| *     ..
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| *     .. Local Arrays ..
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|       COMPLEX*16         A( NMAX, NMAX ), AF( NMAX, NMAX ), B( NMAX ),
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|      $                   W( NMAX ), X( NMAX )
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| *     ..
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| *     .. External Subroutines ..
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|       EXTERNAL           ALAESM, CHKXER, ZGEQL2, ZGEQLF, ZGEQLS, ZUNG2L,
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|      $                   ZUNGQL, ZUNM2L, ZUNMQL
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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, DCMPLX
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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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| *
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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 ) = DCMPLX( 1.D0 / DBLE( I+J ),
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|      $                  -1.D0 / DBLE( I+J ) )
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|             AF( I, J ) = DCMPLX( 1.D0 / DBLE( I+J ),
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|      $                   -1.D0 / DBLE( I+J ) )
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|    10    CONTINUE
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|          B( J ) = 0.D0
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|          W( J ) = 0.D0
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|          X( J ) = 0.D0
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|    20 CONTINUE
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|       OK = .TRUE.
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| *
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| *     Error exits for QL factorization
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| *
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| *     ZGEQLF
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| *
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|       SRNAMT = 'ZGEQLF'
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|       INFOT = 1
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|       CALL ZGEQLF( -1, 0, A, 1, B, W, 1, INFO )
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|       CALL CHKXER( 'ZGEQLF', INFOT, NOUT, LERR, OK )
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|       INFOT = 2
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|       CALL ZGEQLF( 0, -1, A, 1, B, W, 1, INFO )
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|       CALL CHKXER( 'ZGEQLF', INFOT, NOUT, LERR, OK )
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|       INFOT = 4
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|       CALL ZGEQLF( 2, 1, A, 1, B, W, 1, INFO )
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|       CALL CHKXER( 'ZGEQLF', INFOT, NOUT, LERR, OK )
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|       INFOT = 7
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|       CALL ZGEQLF( 1, 2, A, 1, B, W, 1, INFO )
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|       CALL CHKXER( 'ZGEQLF', INFOT, NOUT, LERR, OK )
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| *
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| *     ZGEQL2
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| *
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|       SRNAMT = 'ZGEQL2'
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|       INFOT = 1
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|       CALL ZGEQL2( -1, 0, A, 1, B, W, INFO )
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|       CALL CHKXER( 'ZGEQL2', INFOT, NOUT, LERR, OK )
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|       INFOT = 2
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|       CALL ZGEQL2( 0, -1, A, 1, B, W, INFO )
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|       CALL CHKXER( 'ZGEQL2', INFOT, NOUT, LERR, OK )
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|       INFOT = 4
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|       CALL ZGEQL2( 2, 1, A, 1, B, W, INFO )
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|       CALL CHKXER( 'ZGEQL2', INFOT, NOUT, LERR, OK )
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| *
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| *     ZGEQLS
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| *
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|       SRNAMT = 'ZGEQLS'
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|       INFOT = 1
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|       CALL ZGEQLS( -1, 0, 0, A, 1, X, B, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZGEQLS', INFOT, NOUT, LERR, OK )
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|       INFOT = 2
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|       CALL ZGEQLS( 0, -1, 0, A, 1, X, B, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZGEQLS', INFOT, NOUT, LERR, OK )
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|       INFOT = 2
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|       CALL ZGEQLS( 1, 2, 0, A, 1, X, B, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZGEQLS', INFOT, NOUT, LERR, OK )
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|       INFOT = 3
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|       CALL ZGEQLS( 0, 0, -1, A, 1, X, B, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZGEQLS', INFOT, NOUT, LERR, OK )
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|       INFOT = 5
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|       CALL ZGEQLS( 2, 1, 0, A, 1, X, B, 2, W, 1, INFO )
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|       CALL CHKXER( 'ZGEQLS', INFOT, NOUT, LERR, OK )
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|       INFOT = 8
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|       CALL ZGEQLS( 2, 1, 0, A, 2, X, B, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZGEQLS', INFOT, NOUT, LERR, OK )
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|       INFOT = 10
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|       CALL ZGEQLS( 1, 1, 2, A, 1, X, B, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZGEQLS', INFOT, NOUT, LERR, OK )
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| *
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| *     ZUNGQL
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| *
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|       SRNAMT = 'ZUNGQL'
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|       INFOT = 1
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|       CALL ZUNGQL( -1, 0, 0, A, 1, X, W, 1, INFO )
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|       CALL CHKXER( 'ZUNGQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 2
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|       CALL ZUNGQL( 0, -1, 0, A, 1, X, W, 1, INFO )
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|       CALL CHKXER( 'ZUNGQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 2
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|       CALL ZUNGQL( 1, 2, 0, A, 1, X, W, 2, INFO )
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|       CALL CHKXER( 'ZUNGQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 3
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|       CALL ZUNGQL( 0, 0, -1, A, 1, X, W, 1, INFO )
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|       CALL CHKXER( 'ZUNGQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 3
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|       CALL ZUNGQL( 1, 1, 2, A, 1, X, W, 1, INFO )
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|       CALL CHKXER( 'ZUNGQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 5
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|       CALL ZUNGQL( 2, 1, 0, A, 1, X, W, 1, INFO )
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|       CALL CHKXER( 'ZUNGQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 8
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|       CALL ZUNGQL( 2, 2, 0, A, 2, X, W, 1, INFO )
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|       CALL CHKXER( 'ZUNGQL', INFOT, NOUT, LERR, OK )
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| *
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| *     ZUNG2L
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| *
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|       SRNAMT = 'ZUNG2L'
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|       INFOT = 1
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|       CALL ZUNG2L( -1, 0, 0, A, 1, X, W, INFO )
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|       CALL CHKXER( 'ZUNG2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 2
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|       CALL ZUNG2L( 0, -1, 0, A, 1, X, W, INFO )
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|       CALL CHKXER( 'ZUNG2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 2
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|       CALL ZUNG2L( 1, 2, 0, A, 1, X, W, INFO )
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|       CALL CHKXER( 'ZUNG2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 3
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|       CALL ZUNG2L( 0, 0, -1, A, 1, X, W, INFO )
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|       CALL CHKXER( 'ZUNG2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 3
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|       CALL ZUNG2L( 2, 1, 2, A, 2, X, W, INFO )
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|       CALL CHKXER( 'ZUNG2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 5
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|       CALL ZUNG2L( 2, 1, 0, A, 1, X, W, INFO )
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|       CALL CHKXER( 'ZUNG2L', INFOT, NOUT, LERR, OK )
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| *
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| *     ZUNMQL
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| *
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|       SRNAMT = 'ZUNMQL'
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|       INFOT = 1
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|       CALL ZUNMQL( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZUNMQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 2
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|       CALL ZUNMQL( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZUNMQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 3
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|       CALL ZUNMQL( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZUNMQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 4
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|       CALL ZUNMQL( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZUNMQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 5
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|       CALL ZUNMQL( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZUNMQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 5
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|       CALL ZUNMQL( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZUNMQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 5
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|       CALL ZUNMQL( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZUNMQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 7
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|       CALL ZUNMQL( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO )
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|       CALL CHKXER( 'ZUNMQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 7
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|       CALL ZUNMQL( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZUNMQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 10
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|       CALL ZUNMQL( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZUNMQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 12
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|       CALL ZUNMQL( 'L', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO )
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|       CALL CHKXER( 'ZUNMQL', INFOT, NOUT, LERR, OK )
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|       INFOT = 12
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|       CALL ZUNMQL( 'R', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO )
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|       CALL CHKXER( 'ZUNMQL', INFOT, NOUT, LERR, OK )
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| *
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| *     ZUNM2L
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| *
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|       SRNAMT = 'ZUNM2L'
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|       INFOT = 1
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|       CALL ZUNM2L( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, INFO )
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|       CALL CHKXER( 'ZUNM2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 2
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|       CALL ZUNM2L( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, INFO )
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|       CALL CHKXER( 'ZUNM2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 3
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|       CALL ZUNM2L( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, INFO )
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|       CALL CHKXER( 'ZUNM2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 4
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|       CALL ZUNM2L( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, INFO )
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|       CALL CHKXER( 'ZUNM2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 5
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|       CALL ZUNM2L( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, INFO )
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|       CALL CHKXER( 'ZUNM2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 5
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|       CALL ZUNM2L( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, INFO )
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|       CALL CHKXER( 'ZUNM2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 5
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|       CALL ZUNM2L( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, INFO )
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|       CALL CHKXER( 'ZUNM2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 7
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|       CALL ZUNM2L( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, INFO )
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|       CALL CHKXER( 'ZUNM2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 7
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|       CALL ZUNM2L( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, INFO )
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|       CALL CHKXER( 'ZUNM2L', INFOT, NOUT, LERR, OK )
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|       INFOT = 10
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|       CALL ZUNM2L( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, INFO )
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|       CALL CHKXER( 'ZUNM2L', INFOT, NOUT, LERR, OK )
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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 ZERRQL
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| *
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|       END
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