External Interfaces Reference

mxGetNaN

Get value of NaN (Not-a-Number)

Fortran Syntax

• real*8 function mxGetNaN
  

Returns

The value of NaN (Not-a-Number) on your system.

Description

Call mxGetNaN to return the value of NaN for your system. NaN is the IEEE arithmetic representation for Not-a-Number. Certain mathematical operations return NaN as a result, for example:

• 0.0/0.0
• Inf-Inf

The value of Not-a-Number is built in to the system. You cannot modify it.

See Also

mxGetEps, mxGetInf

mxGetName (Obsolete)

mxGetNumberOfDimensions

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