VRfDiffSq

Routine

double VRfDiffSq (const float x1[], const float x2[], int N)

Purpose

Find the sum of squares of the differences for two float arrays

Description

       N-1                2
  e2 = SUM (x1[i] * x2[i]) .
       i=0

Parameters

<- double VRfDiffSq

Sum of the squares of the element differences

-> const float x1[]

Input array (N elements)

-> const float x2[]

Input array (N elements)

-> int N

Number of elements in the arrays (may be zero)

Author / revision

See Also