Re: table sort: IEEE floating-point number NaN?

It was thus said that the Great sur-behoffski once stated:
> (Interesting discussion elided for briefness.)
> 
> Does the floating-point number NaN (assume IEEE754 etc.) always
> compare as false to any other value, even another NaN?

  Yes.  IEEE-754 requires that NaN is not equal to NaN.  You can see this
yourself with Lua:

	Lua 5.4.6  Copyright (C) 1994-2023 Lua.org, PUC-Rio
	> x=0/0
	> print(x,x==x)
	nan	false

  -spc

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