[Haskell-cafe] Re: data structures question

Matthias Fischmann wrote:

The trick is that Int is not the only index data type, but tuples of index data types are, too. Do this:

| type Point = (State, State, Int) | type TypeV = Array State Double | | matrix :: TypeV | matrix = array bounds values | where | ...

Surely you meant to say | type TypeV = Array Point Double Cheers, Ben