[Haskell-cafe] How to use arrays efficiently?

[Henning Thielemann]

On Fri, 16 May 2008, Lauri Oksanen wrote:

> Thanks for help. I did some tests with UArray and it does the trick.
> The problem remaining is, how to implement UArray Int (Double, Double, Double)?

Maybe an (UArray (Int,Int) Double) could help, where the second index 
range is fixed to (0,2).