forked from lijiext/lammps
59 lines
1.3 KiB
Fortran
59 lines
1.3 KiB
Fortran
*> \brief \b DCABS1
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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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* DOUBLE PRECISION FUNCTION DCABS1(Z)
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*
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* .. Scalar Arguments ..
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* COMPLEX*16 Z
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* ..
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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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*> DCABS1 computes absolute value of a double complex number
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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 2011
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*
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*> \ingroup double_blas_level1
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*
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* =====================================================================
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DOUBLE PRECISION FUNCTION DCABS1(Z)
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*
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* -- Reference BLAS level1 routine (version 3.4.0) --
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* -- Reference BLAS 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 2011
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*
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* .. Scalar Arguments ..
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COMPLEX*16 Z
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* ..
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* ..
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* =====================================================================
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*
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* .. Intrinsic Functions ..
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INTRINSIC ABS,DBLE,DIMAG
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*
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DCABS1 = ABS(DBLE(Z)) + ABS(DIMAG(Z))
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RETURN
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END
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