## VRfSum

#### Routine

double VRfSum (const float x[], int N)

#### Purpose

Calculate the sum of elements in an array of floats

#### Description

This routine calculates the sum of the elements in an array of floats,

          N-1
      s = SUM x[i] .
          i=0

#### Parameters

<- double VRfSum
  Sum of the elements
-> const float x[]
  Input array (N elements)
-> int N
  Number of elements in the array (may be zero)

#### Author / revision

P. Kabal / Revision 1.5 2003/05/09

#### See Also

VRfAdd

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