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is_inf (MathScript RT Module Function)

LabVIEW 2012 MathScript RT Module Help

Edition Date: June 2012

Part Number: 373123C-01

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Requires: MathScript RT Module


c = is_inf(a)

Legacy Name: isinf


Determines whether elements of a matrix are equal to +inf or -inf.



Name Description
a Specifies a scalar, vector, or matrix of any data type but plot objects and (Control Design and Simulation Module) state-space, transfer function, and zero-pole-gain models.


Name Description
c Returns a matrix of Boolean values. An element in c is 1 if and only if the corresponding element of a is equal to +inf or -inf. Otherwise, the element is 0. c is a scalar, vector, or matrix of the same size as a.


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


C = is_inf(nan)
C = is_inf([+inf, -233, inf])

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