2011 Khronos Group
isnan 3G
isnan determine whether the parameter is a number

## Declaration

genBType `isnan` genType x genBType `isnan` genDType x

## Parameters

x

  Specifies the value to test for NaN.

## Description

For each element element i of the result, `isinf` returns `true` if x[i] is posititve or negative floating point NaN (Not a Number) and false otherwise.

## Version Support

#VARTABLECOLS#
#FUNCTABLEHEADER#
isnan (genType)#newin13#
isnan (genDType)#newin40#

## See Also

isinf

## Copyright

Copyright 2011 Khronos Group. This material may be distributed subject to the terms and conditions set forth in the Open Publication License, v 1.0, 8 June 1999. http://opencontent.org/openpub/.