[Haskell-cafe] Annotating calculations

[Rene de Visser]

>From: Henning Thielemann <lemming at henning-thielemann.de>
>On Wed, 15 Jun 2005, Rene de Visser wrote:
>You can put temporary values into a data structure.
>E.g. if you have an iteration don't write a recursion with a fixed abort
>criterion but write a function which maps the old value to the new one,
>then apply 'iterate' on it. Now you can inspect the temporary values and
>you can later apply a function which decides when to stop the iteration.
>
Designing the data structures to store the calculation results seems to be 
non-trivial,
so I guess I should do this first. Then maybe the solution to the other 
problem will be apparent.

Rene.