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-*> \brief \b SLADIV
-*
-* =========== DOCUMENTATION ===========
-*
-* Online html documentation available at
-* http://www.netlib.org/lapack/explore-html/
-*
-*> \htmlonly
-*> Download SLADIV + dependencies
-*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/sladiv.f">
-*> [TGZ]</a>
-*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/sladiv.f">
-*> [ZIP]</a>
-*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/sladiv.f">
-*> [TXT]</a>
-*> \endhtmlonly
-*
-* Definition:
-* ===========
-*
-* SUBROUTINE SLADIV( A, B, C, D, P, Q )
-*
-* .. Scalar Arguments ..
-* REAL A, B, C, D, P, Q
-* ..
-*
-*
-*> \par Purpose:
-* =============
-*>
-*> \verbatim
-*>
-*> SLADIV performs complex division in real arithmetic
-*>
-*> a + i*b
-*> p + i*q = ---------
-*> c + i*d
-*>
-*> The algorithm is due to Robert L. Smith and can be found
-*> in D. Knuth, The art of Computer Programming, Vol.2, p.195
-*> \endverbatim
-*
-* Arguments:
-* ==========
-*
-*> \param[in] A
-*> \verbatim
-*> A is REAL
-*> \endverbatim
-*>
-*> \param[in] B
-*> \verbatim
-*> B is REAL
-*> \endverbatim
-*>
-*> \param[in] C
-*> \verbatim
-*> C is REAL
-*> \endverbatim
-*>
-*> \param[in] D
-*> \verbatim
-*> D is REAL
-*> The scalars a, b, c, and d in the above expression.
-*> \endverbatim
-*>
-*> \param[out] P
-*> \verbatim
-*> P is REAL
-*> \endverbatim
-*>
-*> \param[out] Q
-*> \verbatim
-*> Q is REAL
-*> The scalars p and q in the above expression.
-*> \endverbatim
-*
-* Authors:
-* ========
-*
-*> \author Univ. of Tennessee
-*> \author Univ. of California Berkeley
-*> \author Univ. of Colorado Denver
-*> \author NAG Ltd.
-*
-*> \date November 2011
-*
-*> \ingroup auxOTHERauxiliary
-*
-* =====================================================================
- SUBROUTINE SLADIV( A, B, C, D, P, Q )
-*
-* -- LAPACK auxiliary routine (version 3.4.0) --
-* -- LAPACK is a software package provided by Univ. of Tennessee, --
-* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
-* November 2011
-*
-* .. Scalar Arguments ..
- REAL A, B, C, D, P, Q
-* ..
-*
-* =====================================================================
-*
-* .. Local Scalars ..
- REAL E, F
-* ..
-* .. Intrinsic Functions ..
- INTRINSIC ABS
-* ..
-* .. Executable Statements ..
-*
- IF( ABS( D ).LT.ABS( C ) ) THEN
- E = D / C
- F = C + D*E
- P = ( A+B*E ) / F
- Q = ( B-A*E ) / F
- ELSE
- E = C / D
- F = D + C*E
- P = ( B+A*E ) / F
- Q = ( -A+B*E ) / F
- END IF
-*
- RETURN
-*
-* End of SLADIV
-*
- END