[Haskell-cafe] Ord/Ix and Bounded?

Akhra Gannon tanuki at gmail.com
Sun Apr 17 01:24:17 UTC 2022


NaN violates this. Of course floats are rife with broken instances to begin
with, but in this case it might be important?

On Sat, Apr 16, 2022, 6:06 PM Zemyla <zemyla at gmail.com> wrote:

> Are there any laws relating Bounded to Ord and Ix? For instance, any
> reasonable type should say
>
> minBound <= x == True for all x
> maxBound >= x == True for all x
> inRange (minBound, maxBound) x == True for all x
>
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