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BLAS/SRC/blas_64_obj/zdscal.f(3) Library Functions Manual BLAS/SRC/blas_64_obj/zdscal.f(3)

NAME

BLAS/SRC/blas_64_obj/zdscal.f

SYNOPSIS

Functions/Subroutines


subroutine ZDSCAL (n, da, zx, incx)
ZDSCAL

Function/Subroutine Documentation

subroutine ZDSCAL (integer n, double precision da, complex*16, dimension(*) zx, integer incx)

ZDSCAL

Purpose:

!>
!>    ZDSCAL scales a vector by a constant.
!>

Parameters

N 

!>          N is INTEGER
!>         number of elements in input vector(s)
!>

DA

!>          DA is DOUBLE PRECISION
!>           On entry, DA specifies the scalar alpha.
!>

ZX

!>          ZX is COMPLEX*16 array, dimension ( 1 + ( N - 1 )*abs( INCX ) )
!>

INCX

!>          INCX is INTEGER
!>         storage spacing between elements of ZX
!>

Author

Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

NAG Ltd.

Further Details:

!>
!>     jack dongarra, 3/11/78.
!>     modified 3/93 to return if incx .le. 0.
!>     modified 12/3/93, array(1) declarations changed to array(*)
!>

Definition at line 77 of file zdscal.f.

Author

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