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[Axiom-math] Re: [open-axiom-devel] generators
From: |
Ralf Hemmecke |
Subject: |
[Axiom-math] Re: [open-axiom-devel] generators |
Date: |
Wed, 24 Oct 2007 23:55:28 +0200 |
User-agent: |
Thunderbird 2.0.0.6 (X11/20070728) |
Just curious: can something of type Generator(Something) ever be a domain?
(Probably yes...)
>aldor -fx -laldor aaa.as
>aaa
MachineInteger
123
---BEGIN aaa.as
#include "aldor"
#include "aldorio"
CAT ==> OutputType with {integer: Literal -> %}
g(): Generator(CAT) == generate {
yield MachineInteger;
-- yield Integer;
}
foo(D: CAT): () == {
import from D, TextWriter, String, Character;
stdout << name(D)$Trace << newline;
stdout << (address@hidden) << newline;
}
for D in g() repeat foo(D);
---END aaa.as
But don't remove the -- before "yield Integer", because then the
compiler tells you... :-(
"aaa.as", line 5: g(): Generator(CAT) == generate {
................................^
[L5 C33] #1 (Fatal Error) Compiler bug: no exit list for terrorSequence
(ooops).
Since in Aldor domains are first class, it should be possible to return
them by a generator. (Compare to lists of domains.)
However, your question asks whether g is a domain if
g: Generator(Something)
and I would tend to say that this is not a domain. Why? Well,
"Generator(Something)" should be a category then, right? But if you look
int sal_gener.as you clearly see that Generator(T) is a domain.
Ralf
- [Axiom-math] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., (continued)
- [Axiom-math] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Ralf Hemmecke, 2007/10/23
- [Axiom-math] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Bill Page, 2007/10/23
- [Axiom-math] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Ralf Hemmecke, 2007/10/23
- [Axiom-math] Re: [fricas-devel] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Bill Page, 2007/10/23
- [Axiom-math] generators, was: Re: iterators and cartesian product., Martin Rubey, 2007/10/24
- [Axiom-math] Re: [fricas-devel] generators, was: Re: iterators and cartesian product., Gabriel Dos Reis, 2007/10/24
- [Axiom-math] Re: [open-axiom-devel] [fricas-devel] generators, was: Re: iterators and cartesian product., Martin Rubey, 2007/10/24
- [Axiom-math] Re: [open-axiom-devel] [fricas-devel] generators, was: Re: iterators and cartesian product., Gabriel Dos Reis, 2007/10/24
- [Axiom-math] Re: [open-axiom-devel] [fricas-devel] generators, was: Re: iterators and cartesian product., Martin Rubey, 2007/10/24
- [Axiom-math] Re: [open-axiom-devel] [fricas-devel] generators, was: Re: iterators and cartesian product., Bill Page, 2007/10/24
- [Axiom-math] Re: [open-axiom-devel] generators,
Ralf Hemmecke <=
- [Axiom-math] Re: [fricas-devel] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Gabriel Dos Reis, 2007/10/24
- [Axiom-math] Re: [fricas-devel] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Bill Page, 2007/10/24
- [Axiom-math] Re: [fricas-devel] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Gabriel Dos Reis, 2007/10/24
- [Axiom-math] Re: [fricas-devel] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Gabriel Dos Reis, 2007/10/24
- [Axiom-math] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Ralf Hemmecke, 2007/10/25
- [Axiom-math] Re: [fricas-devel] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Bill Page, 2007/10/25
- [Axiom-math] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Ralf Hemmecke, 2007/10/28
- [Axiom-math] Re: [fricas-devel] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Bill Page, 2007/10/28
- [Axiom-math] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Ralf Hemmecke, 2007/10/28
- [Axiom-math] Re: [fricas-devel] Re: [open-axiom-devel] [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: [fricas-devel] Re: iterators and cartesian product., Bill Page, 2007/10/30