On Tue, Feb 24, 2015 at 7:33 AM, Keean Schupke <[email protected]> wrote:
> > On 24 February 2015 at 15:30, Matt Oliveri <[email protected]> wrote: >> >> upcast1_1to2 f = \x y.(f x) y >> downforce2to1_1 f = \x.\y.f x y > > > Why is that necessary? > > If this is true then you cannot go up or down, so there is not point in > arty-abstract functions at all, as you cannot alter the arity without > inserting lambdas. > My proposal does not alter arities. It fits the application to the arity at hand. As I've said elsewhere, those arities are prescriptive. shap
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