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oops, mistaken subject heading
sorry for the misleading subject heading on my previous query. No
typchecking error messages are at issue here, just the character data type
and how to refer to its instances...
On Fri, 2 Jul 1999, Mark Aronszajn wrote:
> It looks like the only way the Prelude allows us to form expressions
> that denote (already defined) characters is with the construction
> where n is some natural below 128. Is that right? It would be nice if
> there were single quote character terms--'A', 'a', 'B', 'b',... correlated
> to strings in the expected way, so that, for example,
> char2stringA: lemma 'A' = seq("A")(0)
> would be true. I don't see any way of defining such expressions.
> Mark Aronszajn
> Reusable Software Research Group
> West Virginia University