rpl/lapack/lapack/zheevd.f - diff

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version 1.16, 2018/05/29 07:18:19	version 1.17, 2023/08/07 08:39:23
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*> \author Univ. of Colorado Denver	*> \author Univ. of Colorado Denver
*> \author NAG Ltd.	*> \author NAG Ltd.
*	*
*> \date December 2016
*
*> \ingroup complex16HEeigen	*> \ingroup complex16HEeigen
*	*
*> \par Further Details:	*> \par Further Details:
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SUBROUTINE ZHEEVD( JOBZ, UPLO, N, A, LDA, W, WORK, LWORK, RWORK,	SUBROUTINE ZHEEVD( JOBZ, UPLO, N, A, LDA, W, WORK, LWORK, RWORK,
$ LRWORK, IWORK, LIWORK, INFO )	$ LRWORK, IWORK, LIWORK, INFO )
*	*
* -- LAPACK driver routine (version 3.7.0) --	* -- LAPACK driver routine --
* -- LAPACK is a software package provided by Univ. of Tennessee, --	* -- LAPACK is a software package provided by Univ. of Tennessee, --
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--	* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
* December 2016
*	*
* .. Scalar Arguments ..	* .. Scalar Arguments ..
CHARACTER JOBZ, UPLO	CHARACTER JOBZ, UPLO
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LIWMIN = 1	LIWMIN = 1
END IF	END IF
LOPT = MAX( LWMIN, N +	LOPT = MAX( LWMIN, N +
$ ILAENV( 1, 'ZHETRD', UPLO, N, -1, -1, -1 ) )	$ N*ILAENV( 1, 'ZHETRD', UPLO, N, -1, -1, -1 ) )
LROPT = LRWMIN	LROPT = LRWMIN
LIOPT = LIWMIN	LIOPT = LIWMIN
END IF	END IF
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$ RETURN	$ RETURN
*	*
IF( N.EQ.1 ) THEN	IF( N.EQ.1 ) THEN
W( 1 ) = A( 1, 1 )	W( 1 ) = DBLE( A( 1, 1 ) )
IF( WANTZ )	IF( WANTZ )
$ A( 1, 1 ) = CONE	$ A( 1, 1 ) = CONE
RETURN	RETURN