428 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			Fortran
		
	
	
	
			
		
		
	
	
			428 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			Fortran
		
	
	
	
*> \brief \b ZERRHE
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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 ZERRHE( 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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*> ZERRHE tests the error exits for the COMPLEX*16 routines
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*> for Hermitian indefinite 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 2013
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*
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*> \ingroup complex16_lin
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*
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*  =====================================================================
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      SUBROUTINE ZERRHE( PATH, NUNIT )
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*
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*  -- LAPACK test routine (version 3.5.0) --
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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 2013
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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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*
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*     .. Parameters ..
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      INTEGER            NMAX
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      PARAMETER          ( NMAX = 4 )
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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, RCOND
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*     ..
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*     .. Local Arrays ..
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      INTEGER            IP( NMAX )
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      DOUBLE PRECISION   R( NMAX ), R1( NMAX ), R2( NMAX )
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      COMPLEX*16         A( NMAX, NMAX ), AF( NMAX, NMAX ), B( NMAX ),
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     $                   W( 2*NMAX ), 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, ZHECON, ZHECON_ROOK, ZHERFS,
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     $                   ZHETF2, ZHETF2_ROOK, ZHETRF, ZHETRF_ROOK,
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     $                   ZHETRI, ZHETRI_ROOK, ZHETRI2, ZHETRS,
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     $                   ZHETRS_ROOK, ZHPCON, ZHPRFS, ZHPTRF, ZHPTRI,
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     $                   ZHPTRS
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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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      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 ) = 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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         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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   20 CONTINUE
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      ANRM = 1.0D0
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      OK = .TRUE.
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*
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*     Test error exits of the routines that use factorization
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*     of a Hermitian indefinite matrix with patrial
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*     (Bunch-Kaufman) diagonal pivoting method.
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*
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      IF( LSAMEN( 2, C2, 'HE' ) ) THEN
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*
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*        ZHETRF
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*
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         SRNAMT = 'ZHETRF'
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         INFOT = 1
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         CALL ZHETRF( '/', 0, A, 1, IP, W, 1, INFO )
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         CALL CHKXER( 'ZHETRF', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHETRF( 'U', -1, A, 1, IP, W, 1, INFO )
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         CALL CHKXER( 'ZHETRF', INFOT, NOUT, LERR, OK )
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         INFOT = 4
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         CALL ZHETRF( 'U', 2, A, 1, IP, W, 4, INFO )
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         CALL CHKXER( 'ZHETRF', INFOT, NOUT, LERR, OK )
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*
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*        ZHETF2
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*
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         SRNAMT = 'ZHETF2'
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         INFOT = 1
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         CALL ZHETF2( '/', 0, A, 1, IP, INFO )
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         CALL CHKXER( 'ZHETF2', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHETF2( 'U', -1, A, 1, IP, INFO )
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         CALL CHKXER( 'ZHETF2', INFOT, NOUT, LERR, OK )
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         INFOT = 4
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         CALL ZHETF2( 'U', 2, A, 1, IP, INFO )
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         CALL CHKXER( 'ZHETF2', INFOT, NOUT, LERR, OK )
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*
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*        ZHETRI
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*
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         SRNAMT = 'ZHETRI'
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         INFOT = 1
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         CALL ZHETRI( '/', 0, A, 1, IP, W, INFO )
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         CALL CHKXER( 'ZHETRI', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHETRI( 'U', -1, A, 1, IP, W, INFO )
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         CALL CHKXER( 'ZHETRI', INFOT, NOUT, LERR, OK )
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         INFOT = 4
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         CALL ZHETRI( 'U', 2, A, 1, IP, W, INFO )
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         CALL CHKXER( 'ZHETRI', INFOT, NOUT, LERR, OK )
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*
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*        ZHETRI2
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*
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         SRNAMT = 'ZHETRI2'
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         INFOT = 1
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         CALL ZHETRI2( '/', 0, A, 1, IP, W, 1, INFO )
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         CALL CHKXER( 'ZHETRI2', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHETRI2( 'U', -1, A, 1, IP, W, 1, INFO )
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         CALL CHKXER( 'ZHETRI2', INFOT, NOUT, LERR, OK )
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         INFOT = 4
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         CALL ZHETRI2( 'U', 2, A, 1, IP, W, 1, INFO )
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         CALL CHKXER( 'ZHETRI2', INFOT, NOUT, LERR, OK )
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*
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*        ZHETRS
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*
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         SRNAMT = 'ZHETRS'
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         INFOT = 1
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         CALL ZHETRS( '/', 0, 0, A, 1, IP, B, 1, INFO )
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         CALL CHKXER( 'ZHETRS', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHETRS( 'U', -1, 0, A, 1, IP, B, 1, INFO )
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         CALL CHKXER( 'ZHETRS', INFOT, NOUT, LERR, OK )
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         INFOT = 3
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         CALL ZHETRS( 'U', 0, -1, A, 1, IP, B, 1, INFO )
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         CALL CHKXER( 'ZHETRS', INFOT, NOUT, LERR, OK )
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         INFOT = 5
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         CALL ZHETRS( 'U', 2, 1, A, 1, IP, B, 2, INFO )
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         CALL CHKXER( 'ZHETRS', INFOT, NOUT, LERR, OK )
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         INFOT = 8
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         CALL ZHETRS( 'U', 2, 1, A, 2, IP, B, 1, INFO )
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         CALL CHKXER( 'ZHETRS', INFOT, NOUT, LERR, OK )
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*
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*        ZHERFS
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*
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         SRNAMT = 'ZHERFS'
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         INFOT = 1
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         CALL ZHERFS( '/', 0, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1, R2, W,
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     $                R, INFO )
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         CALL CHKXER( 'ZHERFS', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHERFS( 'U', -1, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1, R2,
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     $                W, R, INFO )
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         CALL CHKXER( 'ZHERFS', INFOT, NOUT, LERR, OK )
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         INFOT = 3
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         CALL ZHERFS( 'U', 0, -1, A, 1, AF, 1, IP, B, 1, X, 1, R1, R2,
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     $                W, R, INFO )
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         CALL CHKXER( 'ZHERFS', INFOT, NOUT, LERR, OK )
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         INFOT = 5
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         CALL ZHERFS( 'U', 2, 1, A, 1, AF, 2, IP, B, 2, X, 2, R1, R2, W,
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     $                R, INFO )
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         CALL CHKXER( 'ZHERFS', INFOT, NOUT, LERR, OK )
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         INFOT = 7
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         CALL ZHERFS( 'U', 2, 1, A, 2, AF, 1, IP, B, 2, X, 2, R1, R2, W,
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     $                R, INFO )
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         CALL CHKXER( 'ZHERFS', INFOT, NOUT, LERR, OK )
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         INFOT = 10
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         CALL ZHERFS( 'U', 2, 1, A, 2, AF, 2, IP, B, 1, X, 2, R1, R2, W,
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     $                R, INFO )
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         CALL CHKXER( 'ZHERFS', INFOT, NOUT, LERR, OK )
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         INFOT = 12
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         CALL ZHERFS( 'U', 2, 1, A, 2, AF, 2, IP, B, 2, X, 1, R1, R2, W,
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     $                R, INFO )
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         CALL CHKXER( 'ZHERFS', INFOT, NOUT, LERR, OK )
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*
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*        ZHECON
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*
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         SRNAMT = 'ZHECON'
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         INFOT = 1
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         CALL ZHECON( '/', 0, A, 1, IP, ANRM, RCOND, W, INFO )
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         CALL CHKXER( 'ZHECON', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHECON( 'U', -1, A, 1, IP, ANRM, RCOND, W, INFO )
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         CALL CHKXER( 'ZHECON', INFOT, NOUT, LERR, OK )
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         INFOT = 4
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         CALL ZHECON( 'U', 2, A, 1, IP, ANRM, RCOND, W, INFO )
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         CALL CHKXER( 'ZHECON', INFOT, NOUT, LERR, OK )
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         INFOT = 6
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         CALL ZHECON( 'U', 1, A, 1, IP, -ANRM, RCOND, W, INFO )
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         CALL CHKXER( 'ZHECON', INFOT, NOUT, LERR, OK )
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*
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*        Test error exits of the routines that use factorization
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*        of a Hermitian indefinite matrix with "rook"
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*        (bounded Bunch-Kaufman) diagonal pivoting method.
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*
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      ELSE IF( LSAMEN( 2, C2, 'HR' ) ) THEN
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*
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*        ZHETRF_ROOK
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*
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         SRNAMT = 'ZHETRF_ROOK'
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         INFOT = 1
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         CALL ZHETRF_ROOK( '/', 0, A, 1, IP, W, 1, INFO )
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         CALL CHKXER( 'ZHETRF_ROOK', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHETRF_ROOK( 'U', -1, A, 1, IP, W, 1, INFO )
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         CALL CHKXER( 'ZHETRF_ROOK', INFOT, NOUT, LERR, OK )
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         INFOT = 4
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         CALL ZHETRF_ROOK( 'U', 2, A, 1, IP, W, 4, INFO )
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         CALL CHKXER( 'ZHETRF_ROOK', INFOT, NOUT, LERR, OK )
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*
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*        ZHETF2_ROOK
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*
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         SRNAMT = 'ZHETF2_ROOK'
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         INFOT = 1
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         CALL ZHETF2_ROOK( '/', 0, A, 1, IP, INFO )
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         CALL CHKXER( 'ZHETF2_ROOK', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHETF2_ROOK( 'U', -1, A, 1, IP, INFO )
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         CALL CHKXER( 'ZHETF2_ROOK', INFOT, NOUT, LERR, OK )
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         INFOT = 4
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         CALL ZHETF2_ROOK( 'U', 2, A, 1, IP, INFO )
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         CALL CHKXER( 'ZHETF2_ROOK', INFOT, NOUT, LERR, OK )
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*
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*        ZHETRI_ROOK
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*
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         SRNAMT = 'ZHETRI_ROOK'
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         INFOT = 1
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         CALL ZHETRI_ROOK( '/', 0, A, 1, IP, W, INFO )
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         CALL CHKXER( 'ZHETRI_ROOK', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHETRI_ROOK( 'U', -1, A, 1, IP, W, INFO )
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         CALL CHKXER( 'ZHETRI_ROOK', INFOT, NOUT, LERR, OK )
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         INFOT = 4
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         CALL ZHETRI_ROOK( 'U', 2, A, 1, IP, W, INFO )
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         CALL CHKXER( 'ZHETRI_ROOK', INFOT, NOUT, LERR, OK )
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*
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*        ZHETRS_ROOK
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*
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         SRNAMT = 'ZHETRS_ROOK'
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         INFOT = 1
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         CALL ZHETRS_ROOK( '/', 0, 0, A, 1, IP, B, 1, INFO )
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         CALL CHKXER( 'ZHETRS_ROOK', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHETRS_ROOK( 'U', -1, 0, A, 1, IP, B, 1, INFO )
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         CALL CHKXER( 'ZHETRS_ROOK', INFOT, NOUT, LERR, OK )
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         INFOT = 3
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         CALL ZHETRS_ROOK( 'U', 0, -1, A, 1, IP, B, 1, INFO )
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         CALL CHKXER( 'ZHETRS_ROOK', INFOT, NOUT, LERR, OK )
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         INFOT = 5
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         CALL ZHETRS_ROOK( 'U', 2, 1, A, 1, IP, B, 2, INFO )
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         CALL CHKXER( 'ZHETRS_ROOK', INFOT, NOUT, LERR, OK )
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         INFOT = 8
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         CALL ZHETRS_ROOK( 'U', 2, 1, A, 2, IP, B, 1, INFO )
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         CALL CHKXER( 'ZHETRS_ROOK', INFOT, NOUT, LERR, OK )
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*
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*        ZHECON_ROOK
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*
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         SRNAMT = 'ZHECON_ROOK'
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         INFOT = 1
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         CALL ZHECON_ROOK( '/', 0, A, 1, IP, ANRM, RCOND, W, INFO )
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         CALL CHKXER( 'ZHECON_ROOK', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHECON_ROOK( 'U', -1, A, 1, IP, ANRM, RCOND, W, INFO )
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         CALL CHKXER( 'ZHECON_ROOK', INFOT, NOUT, LERR, OK )
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         INFOT = 4
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         CALL ZHECON_ROOK( 'U', 2, A, 1, IP, ANRM, RCOND, W, INFO )
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         CALL CHKXER( 'ZHECON_ROOK', INFOT, NOUT, LERR, OK )
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         INFOT = 6
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         CALL ZHECON_ROOK( 'U', 1, A, 1, IP, -ANRM, RCOND, W, INFO )
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         CALL CHKXER( 'ZHECON_ROOK', INFOT, NOUT, LERR, OK )
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*
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*        Test error exits of the routines that use factorization
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*        of a Hermitian indefinite packed matrix with patrial
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*        (Bunch-Kaufman) diagonal pivoting method.
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*
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      ELSE IF( LSAMEN( 2, C2, 'HP' ) ) THEN
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*
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*        ZHPTRF
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*
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         SRNAMT = 'ZHPTRF'
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         INFOT = 1
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         CALL ZHPTRF( '/', 0, A, IP, INFO )
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         CALL CHKXER( 'ZHPTRF', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHPTRF( 'U', -1, A, IP, INFO )
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         CALL CHKXER( 'ZHPTRF', INFOT, NOUT, LERR, OK )
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*
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*        ZHPTRI
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*
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         SRNAMT = 'ZHPTRI'
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         INFOT = 1
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         CALL ZHPTRI( '/', 0, A, IP, W, INFO )
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         CALL CHKXER( 'ZHPTRI', INFOT, NOUT, LERR, OK )
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         INFOT = 2
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         CALL ZHPTRI( 'U', -1, A, IP, W, INFO )
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         CALL CHKXER( 'ZHPTRI', INFOT, NOUT, LERR, OK )
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*
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*        ZHPTRS
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*
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         SRNAMT = 'ZHPTRS'
 | 
						|
         INFOT = 1
 | 
						|
         CALL ZHPTRS( '/', 0, 0, A, IP, B, 1, INFO )
 | 
						|
         CALL CHKXER( 'ZHPTRS', INFOT, NOUT, LERR, OK )
 | 
						|
         INFOT = 2
 | 
						|
         CALL ZHPTRS( 'U', -1, 0, A, IP, B, 1, INFO )
 | 
						|
         CALL CHKXER( 'ZHPTRS', INFOT, NOUT, LERR, OK )
 | 
						|
         INFOT = 3
 | 
						|
         CALL ZHPTRS( 'U', 0, -1, A, IP, B, 1, INFO )
 | 
						|
         CALL CHKXER( 'ZHPTRS', INFOT, NOUT, LERR, OK )
 | 
						|
         INFOT = 7
 | 
						|
         CALL ZHPTRS( 'U', 2, 1, A, IP, B, 1, INFO )
 | 
						|
         CALL CHKXER( 'ZHPTRS', INFOT, NOUT, LERR, OK )
 | 
						|
*
 | 
						|
*        ZHPRFS
 | 
						|
*
 | 
						|
         SRNAMT = 'ZHPRFS'
 | 
						|
         INFOT = 1
 | 
						|
         CALL ZHPRFS( '/', 0, 0, A, AF, IP, B, 1, X, 1, R1, R2, W, R,
 | 
						|
     $                INFO )
 | 
						|
         CALL CHKXER( 'ZHPRFS', INFOT, NOUT, LERR, OK )
 | 
						|
         INFOT = 2
 | 
						|
         CALL ZHPRFS( 'U', -1, 0, A, AF, IP, B, 1, X, 1, R1, R2, W, R,
 | 
						|
     $                INFO )
 | 
						|
         CALL CHKXER( 'ZHPRFS', INFOT, NOUT, LERR, OK )
 | 
						|
         INFOT = 3
 | 
						|
         CALL ZHPRFS( 'U', 0, -1, A, AF, IP, B, 1, X, 1, R1, R2, W, R,
 | 
						|
     $                INFO )
 | 
						|
         CALL CHKXER( 'ZHPRFS', INFOT, NOUT, LERR, OK )
 | 
						|
         INFOT = 8
 | 
						|
         CALL ZHPRFS( 'U', 2, 1, A, AF, IP, B, 1, X, 2, R1, R2, W, R,
 | 
						|
     $                INFO )
 | 
						|
         CALL CHKXER( 'ZHPRFS', INFOT, NOUT, LERR, OK )
 | 
						|
         INFOT = 10
 | 
						|
         CALL ZHPRFS( 'U', 2, 1, A, AF, IP, B, 2, X, 1, R1, R2, W, R,
 | 
						|
     $                INFO )
 | 
						|
         CALL CHKXER( 'ZHPRFS', INFOT, NOUT, LERR, OK )
 | 
						|
*
 | 
						|
*        ZHPCON
 | 
						|
*
 | 
						|
         SRNAMT = 'ZHPCON'
 | 
						|
         INFOT = 1
 | 
						|
         CALL ZHPCON( '/', 0, A, IP, ANRM, RCOND, W, INFO )
 | 
						|
         CALL CHKXER( 'ZHPCON', INFOT, NOUT, LERR, OK )
 | 
						|
         INFOT = 2
 | 
						|
         CALL ZHPCON( 'U', -1, A, IP, ANRM, RCOND, W, INFO )
 | 
						|
         CALL CHKXER( 'ZHPCON', INFOT, NOUT, LERR, OK )
 | 
						|
         INFOT = 5
 | 
						|
         CALL ZHPCON( 'U', 1, A, IP, -ANRM, RCOND, W, INFO )
 | 
						|
         CALL CHKXER( 'ZHPCON', INFOT, NOUT, LERR, OK )
 | 
						|
      END IF
 | 
						|
*
 | 
						|
*     Print a summary line.
 | 
						|
*
 | 
						|
      CALL ALAESM( PATH, OK, NOUT )
 | 
						|
*
 | 
						|
      RETURN
 | 
						|
*
 | 
						|
*     End of ZERRHE
 | 
						|
*
 | 
						|
      END
 |