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sum (MathScript RT Module Function)

LabVIEW 2012 MathScript RT Module Help

Edition Date: June 2012

Part Number: 373123C-01

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Owning Class: basic

Requires: MathScript RT Module


c = sum(a)

c = sum(a, b)


Computes the sum of vectors and matrices.



Name Description
a Specifies a vector or matrix of double-precision, floating-point or complex double-precision, floating-point numbers.
b Specifies the dimension along which to compute the sum. b accepts the following values.

1 (default) LabVIEW computes the sum of each column of a.
2 LabVIEW computes the sum of each row of a.


Name Description
c Returns the sum of all elements in a if a is a vector. If a is a matrix, c returns the column-wise sums of the elements in a. c is a scalar or vector.


The following table lists the support characteristics of this function.

Supported in the LabVIEW Run-Time Engine Yes
Supported on RT targets Yes
Suitable for bounded execution times on RT Yes


A = [1:1:15]
C = sum(A)

A = [1, 2, 3, 4; 5, 6, 7, 8; 9, 10, 11, 12]
sum(A, 1)
sum(A, 2)

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