Re: [fricas-devel] RecursivePolynomialCategory

2016-09-04 Thread oldk1331
> 1) Declarations use negative conditions. My guess is that >the author wanted to avoid "overlaping declarations" I agree with you on this. Seems RecursivePolynomialCategory is used by NSMP, and then by various TriangularSet, I'm not familar with this subject. -- You received this

Re: [fricas-devel] simplifying conditions

2016-09-04 Thread Waldek Hebisch
oldk1331 wrote: > > OK, so if there's only category/domain constructor, but no > arguments, ')show' will give predicates in the databse, no > evaluation on that. I'm good with that. > > In your example, ')show XXX' gives result for FOOAGG, etc, > but given an argument, it returns 0 exports: > >

Re: [fricas-devel] RecursivePolynomialCategory

2016-09-04 Thread Waldek Hebisch
> > On 09/04/2016 11:47 PM, Waldek Hebisch wrote: > > Specifically, there is block declaring > > various versions of 'retract'. > > In fact, I find the choice of the name "retract" rather bad, because in > some sense it's both a retract and a coerce. If R is an extension of > Fraction(Integer)

Re: [fricas-devel] Algebraic Topology Issue 1

2016-09-04 Thread Waldek Hebisch
Martin Baker wrote" > > I guess I could send you some patches and see if you accept them, but it > seems more efficient to discuss the options first and then I could write > a patch for the option which you and others on this list think is best. > > So, assuming that is acceptable, here is the

[fricas-devel] RecursivePolynomialCategory

2016-09-04 Thread Waldek Hebisch
I looked a bit at RecursivePolynomialCategory and I must say I do not like it. Specifically, there is block declaring various versions of 'retract'. Now problems are: 1) Declarations use negative conditions. My guess is that the author wanted to avoid "overlaping declarations", for

[fricas-devel] Algebraic Topology Issue 1

2016-09-04 Thread Martin Baker
Waldek, Thank you for including the algebraic topology in 1.3.0 despite some remaining issues. I thought the best way to tackle those issues is to look at them, one at a time, then try to work out a separate patch for each one. I guess I could send you some patches and see if you accept