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version 1.12, 2012/08/22 09:48:17	version 1.13, 2012/12/14 12:30:22
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*> \brief \b DLAGV2	*> \brief \b DLAGV2 computes the Generalized Schur factorization of a real 2-by-2 matrix pencil (A,B) where B is upper triangular.
*	*
* =========== DOCUMENTATION ===========	* =========== DOCUMENTATION ===========
*	*
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*> \author Univ. of Colorado Denver	*> \author Univ. of Colorado Denver
*> \author NAG Ltd.	*> \author NAG Ltd.
*	*
*> \date November 2011	*> \date September 2012
*	*
*> \ingroup doubleOTHERauxiliary	*> \ingroup doubleOTHERauxiliary
*	*
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SUBROUTINE DLAGV2( A, LDA, B, LDB, ALPHAR, ALPHAI, BETA, CSL, SNL,	SUBROUTINE DLAGV2( A, LDA, B, LDB, ALPHAR, ALPHAI, BETA, CSL, SNL,
$ CSR, SNR )	$ CSR, SNR )
*	*
* -- LAPACK auxiliary routine (version 3.4.0) --	* -- LAPACK auxiliary routine (version 3.4.2) --
* -- 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..--
* November 2011	* September 2012
*	*
* .. Scalar Arguments ..	* .. Scalar Arguments ..
INTEGER LDA, LDB	INTEGER LDA, LDB