Re: [Haskell-cafe] Heavy lift-ing

On 24/07/2010, aditya siram wrote:

Perhaps I'm being unclear again. All I was trying to say was that: liftM2 (-) [0,1] [2,3] /= liftM2 (-) [2,3] [0,1]

-deech

I'm sorry if I'm bumping an old thread, but why should "liftM2 f" be commutative when "f" isn't? (I hope I'm not responding incorrectly)