2. EL 9
  3. blas
  4. zscal(3)

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zscal.f(3) LAPACK zscal.f(3)

NAME

zscal.f

SYNOPSIS

Functions/Subroutines


subroutine zscal (N, ZA, ZX, INCX)
ZSCAL

Function/Subroutine Documentation

subroutine zscal (integer N, complex*16 ZA, complex*16, dimension(*) ZX, integer INCX)

ZSCAL

Purpose: 



    ZSCAL scales a vector by a constant.

Parameters:

N 



          N is INTEGER


         number of elements in input vector(s)

ZA



          ZA is COMPLEX*16


           On entry, ZA 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.

Date:

November 2017

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 80 of file zscal.f.

Author

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