VRdScale

Routine

void VRdScale (double a, const double x[], double y[], int N)

Purpose

Multiply each element of a double array by a scalar value

Description

  y[i] = a * x[i],  0 <= i < N.

Parameters

-> double a

A scalar value

-> const double x[]

Input array (N elements)

<- double y[]

Output array (N elements). The output array can be the same as the input array.

-> int N

Number of elements in the arrays (may be zero).

Author / revision