3 Nov
2006
3 Nov
'06
6:32 a.m.
On Fri, 3 Nov 2006, Bulat Ziganshin wrote:
Hello Malcolm,
Thursday, November 2, 2006, 8:18:25 PM, you wrote:
(*) `on` f = \x y -> f x * f y
Here are some alternative suggestions:
Data.Function Data.Functional Prelude.Functional Function.Combinators Prelude.Combinators
also Data.Combinators
singular Function.Combinator Prelude.Combinator Data.Combinator ?