Proposal: Add log1p and expm1 to GHC.Float.Floating

[Jacques Carette]

On 14-04-17 01:15 PM, Edward Kmett wrote:
>
> log1p and expm1 are C standard library functions that are important 
> for work with exponentials and logarithms.
>
> I propose adding them to the Floating class where it is defined in 
> GHC.Float.
>
> We do not have to export these from Prelude. My knee-jerk reaction is 
> that we probably shouldn't. The names are kind of awful, but are 
> standard across the rest of the industry. We already have a precedent 
> of not exporting clutter in the classes in the existing 
> Data.Functorcontaining (<$), but it not currently coming into scope 
> from the Prelude.
>

+1 to this proposal as a whole.

Jacques
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