[Axiom-developer] Re: [fricas-devel] Re: iterators and cartesian product.

2007-10-21 Thread Martin Rubey
Francois Maltey <[EMAIL PROTECTED]> writes: > At use, Mupad is almost perfect > [a $a=0..9] and [10*a+b $a=1..9$b=0..9] and [10*a+b $a=1..9$b=0..9$c=0..9] > $ is a (right to left)? inner operator. > > Of corse parallel iterations must remain as a pretty pure concept of axiom. So, how do you

[Axiom-developer] Re: [open-axiom-devel] [fricas-devel] Re: iterators

2007-10-21 Thread Stephen Watt
There is no deep reason why it is not allowed. It would be a compatible extension to allow it. -- Stephen On Sun, Oct 21, 2007 at 09:48:25PM +0200, Ralf Hemmecke wrote: > >OK. I'd still prefer to keep the language simple. What I would like a lot > >however is something like > > > >for e in

[Axiom-developer] Re: [open-axiom-devel] iterators and cartesian product.

2007-10-21 Thread Ralf Hemmecke
It's maybe impossible to have parenthesis for cross-product, because they are used for functions, Parentheses are used for grouping. You know that , (comma) in Aldor is an operator (with a very low precedence) that forms so called multivalues? So in a, b := b, a you must have parens aroun

[Axiom-developer] Re: [open-axiom-devel] [fricas-devel] Re: iterators

2007-10-21 Thread Ralf Hemmecke
OK. I'd still prefer to keep the language simple. What I would like a lot however is something like for e in g repeat (a, b) := e ... Possible in Aldor or even for (a, b) in g repeat ... given that g returns a Cross. Not possible in Aldor. Stephen Watt, is there a partic

[Axiom-developer] Re: iterators and cartesian product.

2007-10-21 Thread Francois Maltey
Hello, I have subscribed to the two lists open-axiom and fricas. Waldek Hebisch <[EMAIL PROTECTED]> writes: > Concerning more general problem: I think that we also need other approaches. > More preciesly, it would be good to add beter iteration constructs, which > make iterating over products eas

Re: [Axiom-developer] new hyperdoc

2007-10-21 Thread Arthur Ralfs
[EMAIL PROTECTED] wrote: > (Arthur, I should note that axserver can construct an improper reply > having somewhere in the reply. The second should > not occur (and does not always happen). I have programmed around it) > > > > Tim, Can you give an example of when that occurs? Arthur _

[Axiom-developer] Re: [fricas-devel] Re: iterators

2007-10-21 Thread Martin Rubey
Waldek Hebisch <[EMAIL PROTECTED]> writes: > Well, concat version creates intermediate lists and concatenates them. > Psychologically double iteration is an atomic operation, so it is > easier (at least for some folks) to think about. OK. I'd still prefer to keep the language simple. What I wou