Proposal #3339: Add (+>) as a synonym for mappend

Samuel Bronson naesten at
Thu Sep 17 16:52:17 EDT 2009

On Thu, Sep 17, 2009 at 9:37 AM, Ross Paterson <ross at> wrote:

> This proposal seems to have got stuck.  Everyone wants an infix operator,
> but we can't agree what it should be.
> I prefer using a new operator instead of generalizing ++ (or +, *, &&
> or ||), because I think that a monoid operation is so abstract that it
> needs a name that doesn't suggest one of the special cases.  (I like <>)

I agree. <> really seems to fit well, even if it *does* reinforce the
idea that Monoid is for gluing things together -- which, you know, it
really is rather good for.

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