Float/NaN must be instantiating something?

user=> (def y Float/NaN)
#'user/y
user=> (= x y)
false

On Tue, Oct 9, 2012 at 4:48 PM, Wes Freeman <[email protected]> wrote:

> Possibly a simpler example:
>
> user=> (def x Float/NaN)
> #'user/x
> user=> (= x x)
> true
>
> I'm not sure whether true or false makes more sense, personally.
>
> Wes
>
> On Tue, Oct 9, 2012 at 4:38 PM, Brian Craft <[email protected]> wrote:
>
>> Can someone explain the last result here?
>>
>> > [1 2 3 Float/NaN]
>> [1 2 3 NaN]
>> > (= Float/NaN Float/NaN)
>> false
>> (#(= Float/NaN Float/NaN))
>> false
>> ; all is good so far, but...
>> (filter #(= % %) [1 2 3 Float/NaN 4])
>> (1 2 3 NaN 4)
>>
>> Now I'm lost. What just happened?
>>
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>
>

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