how to check if a value is nan in python code example

Example 1: python test is nan

math.isnan(n)

Example 2: check if something is nan python

import math
print math.isnan(float('NaN'))OutputTrue
print math.isnan(1.0)OutputFalse

Example 3: check if value is NaN

Number.isNaN(123)

Example 4: how to check if a string value is nan in python

if(term != term):
	print("it's a nan value")

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Matlab Example

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