[Haskell-cafe] What do you call Applicative Functor Morphism?
roconnor at theorem.ca
roconnor at theorem.ca
Sat Nov 6 10:19:35 EDT 2010
On Sat, 6 Nov 2010, Sebastian Fischer wrote:
> Hello,
>
> I'm curious and go a bit off topic triggered by your statement:
>
> On Nov 6, 2010, at 12:49 PM, roconnor at theorem.ca wrote:
>
>> An applicative functor morphism is a polymorphic function,
>> eta : forall a. A1 a -> A2 a between two applicative functors A1 and A2
>> that preserve pure and <*>
>
> I recently wondered: why "morphism" and not "homomorphism"?
Morphisms can be more general than homomorphisms. But in this case I mean
the morphisms which are homomorphisms. I was too lazy to write out the
whole word.
--
Russell O'Connor <http://r6.ca/>
``All talk about `theft,''' the general counsel of the American Graphophone
Company wrote, ``is the merest claptrap, for there exists no property in
ideas musical, literary or artistic, except as defined by statute.''
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