cladiv()

complex function cladiv	(	complex	X,
		complex	Y
	)

CLADIV performs complex division in real arithmetic, avoiding unnecessary overflow.

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Purpose:

 CLADIV := X / Y, where X and Y are complex.  The computation of X / Y
 will not overflow on an intermediary step unless the results
 overflows.

Parameters

[in]	X	X is COMPLEX
[in]	Y	Y is COMPLEX The complex scalars X and Y.

Author

Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

NAG Ltd.

Date

December 2016

Definition at line 66 of file cladiv.f.

*
*  -- LAPACK auxiliary routine (version 3.7.0) --
*  -- LAPACK is a software package provided by Univ. of Tennessee,    --
*  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
*     December 2016
*
*     .. Scalar Arguments ..
      COMPLEX            X, Y
*     ..
*
*  =====================================================================
*
*     .. Local Scalars ..
      REAL               ZI, ZR
*     ..
*     .. External Subroutines ..
      EXTERNAL           sladiv
*     ..
*     .. Intrinsic Functions ..
      INTRINSIC          aimag, cmplx, real
*     ..
*     .. Executable Statements ..
*
      CALL sladiv( real( x ), aimag( x ), real( y ), aimag( y ), zr,
     $             zi )
      cladiv = cmplx( zr, zi )
*
      RETURN
*
*     End of CLADIV
*

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