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Re: NaN problem

From: Richard Kirk
Subject: Re: NaN problem
Date: Wed, 8 Aug 2018 15:35:34 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 
On 08/08/2018 02:58 PM, shivax wrote:

  gg=NaN


gg!=NaN

ans =  1


it's possible?
This is standard IEEE floating-point stuff. Not-A-Numbers should not test as equal to anything, even themselves. So gg != gg ought to be true. it is one way of testing for NaNs in many languages.
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