Proposal: Make Semigroup as a superclass of Monoid

[Stephen Tetley]

The consensus seems largely to favour the high level proposal to add a
Semigroup class, but there hasn't been much discussion of the
implementation details i.e. what to do about mappend or a
Semigroup-like candidate (problematic for empty lists, of course).



On 29 April 2015 at 12:24, Jeremy <voldermort at hotmail.com> wrote:
> So what's the conclusion on this? We seem to have a strong consensus on going
> ahead with the proposal, and a weaker consensus for doing so via the long
> path.
>
>
>
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