Ralf Hemmecke <[EMAIL PROTECTED]> writes:

| > In OpenAxiom, one can use @ to restrict the set of mappings, e.g.
| >    [EMAIL PROTECTED](INT,NNI,INT)
| > selects the * as default-supplied by ABELGRP.
| 
| Good to know.
| 
| > In fact, I don't see what would be wrong with
| >    [EMAIL PROTECTED](INT,INT,INT)
| > or
| >    [EMAIL PROTECTED](String,String,String)
| 
| Nothing, but your intention with
| 
|  >>>   forall(T: Type) .
|  >>>     Associative(Modemap(T,T,T): op): Category == with nil
| 
| somehow was to remove the need to say anything about T. Now in Modemap
| you mention it even 3 times.

Only in the *ambiguity* cases.  

It would be interesting to know whether with the example you gave earlier

        MyInt: with {
           +: (%, %) -> %;
           +: (String, String) -> String;
        } == add {
           -- implement something here
        }

one runs into ambiguity in the alternative proposals.  If not, why?
If yes, how is it resolved?   


| Well, I agree that is a rather pathological case, but somehow I still
| fail to see the big advantage.

Fair enough.  I suspect I should stop `fighting' strawmen and spend
the little time I have on getting some job done.

| 
| I assume you want that
| 
|    forall(T: Type)
| 
| is implicitly assumed by the compiler. Did I understand that correctly?

No.

| Is there a similar simple thing for
| 
|    forall(T: Ring)

Yep, in (...) is where you declare parameters whose values shoule be
implicitly deduced.

|      ...
| 
| ? Currently, I only see that you intend to remove the need for
| signature declarations in a package called "forall". Could you
| elaborate?

I do not think I intend what you wrote above.  If I do, then it is
news to me.

-- Gaby

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