CoCoA » CoCoA-5

16 Jun 2017

19:14 Bug #1080: intersect: problem with zero generators

The problem appears to be the ctor for a @GPoly@ which does not allow @GPoly@ of 0 to be created.
Location @TMPGredu... John Abbott

19:02 Bug #1080 (Closed): intersect: problem with zero generators

There are still problems with zero generators:... John Abbott

17:24 Support #1077 (Resolved): Manual: remove old stuff about "devices"

I have checked in the updated doc. Anna will check it.
John Abbott

14 Jun 2017

14:58 Support #1079 (In Progress): CoCoAManual: AffHilbertFn accepts also ideal (correct?)

The fn @AffHilbertFn@ accepts a RING or an IDEAL.
The manual says it accepts only a RING.
Rectify!
John Abbott

13 Jun 2017

11:28 Support #1077 (In Progress): Manual: remove old stuff about "devices"

I have already done some of this.
While this is not that important, I prefer to resolve it quickly, so I have left... John Abbott

11:26 Support #1077 (Resolved): Manual: remove old stuff about "devices"

The CoCoA-5 manual still contain references to (input-output) "devices".
This is now very obsolete.
Clean the rel... John Abbott

12 Jun 2017

19:08 Bug #670 (Feedback): Error column indicator misaligned with non-printing (unprintable) characters

This has already been done (ages ago?).
Moving to "feedback".
John Abbott

18:27 Bug #1076: EmacsUI: interrupt copies line cursor is on to bottom then interrupts

Marked as low priority because it appears to be harmless, just "unsightly".
I suspect it may be a feature of @comint... John Abbott

18:25 Bug #1076 (New): EmacsUI: interrupt copies line cursor is on to bottom then interrupts

Using Emacs, if you move the cursor away from the bottom line in the *@*cocoa5*@* buffer, and then interrupt a comput... John Abbott

07 Jun 2017

15:19 Feature #1011: Random seed fn

In the manual page I have given a simplistic example of calling @reseed@ with an argument which varies with the time:... John Abbott

23 May 2017

08:46 Design #1075: LaTeX package: power-product printing

I would define @space@ to the empty string if @[1] = MakeSet([ len(IndetName(X)) | X in indets(R) ]);@
(or some si... Anna Maria Bigatti

08:36 Bug #1062: IsRadical bug?

John Abbott wrote:
> Does your test of @saturate@ in @anna.cocoa5@ compute a saturation with twin-float coeffs??
... Anna Maria Bigatti

22 May 2017

23:29 Design #1075: LaTeX package: power-product printing

Since CoCoA-5 allows indets with long names, I wanted to revise @LaTeX.cpkg5@ so that the product @x*y@ looks differe... John Abbott

23:22 Design #1075 (Closed): LaTeX package: power-product printing

I have just checked in a revised version of the LaTeX package:
* revised spacing between indets in a power-product (... John Abbott

22:44 Support #1074: CoCoAManual: entry for radical

The following output is surprising (though correct)... John Abbott

22:43 Support #1074 (Closed): CoCoAManual: entry for radical

The CoCoAManual entry for @radical@ looks to be out of date.
It does not mention @radical(RINGELEM)@ and also stat... John Abbott

22:41 Bug #1062: IsRadical bug?

Does your test of @saturate@ in @anna.cocoa5@ compute a saturation with twin-float coeffs??
I think you might want t... John Abbott

14:57 Feature #1073: RelNotes: current version or all previous versions?

John Abbott wrote:
> A simple, backward-compatible solution would be to allow @Relnotes@ to accept 0 or 1 args. Wit... Anna Maria Bigatti

14:18 Feature #1073: RelNotes: current version or all previous versions?

A simple, backward-compatible solution would be to allow @Relnotes@ to accept 0 or 1 args. With 0 args it prints out... John Abbott

14:14 Feature #1073 (Closed): RelNotes: current version or all previous versions?

Currently @RelNotes()@ prints out the release notes for all previous versions of CoCoA-5.
I think it could be help... John Abbott

10:45 Support #1071: LinKerBasis is user-unfriendly

@LinKerBasis@ is the "sloppy" version of @LinKer@ (which only takes a MAT, returns a MAT).
We added LIST of linear... Anna Maria Bigatti

18 May 2017

22:03 Feature #1072: syz: apply to ModuleElem?

Is it right that @syz@ should give error if one of the coords is zero?... John Abbott

21:59 Feature #1072: syz: apply to ModuleElem?

The man page still calls th fn @Syz@ with a capital @S@; it should be @syz@, shouldn't it? John Abbott

21:57 Feature #1072: syz: apply to ModuleElem?

The current solution is to do the following:... John Abbott

21:55 Feature #1072 (Rejected): syz: apply to ModuleElem?

Would it make sense to allow @syz@ to be applied to a @ModuleElem@?... John Abbott

21:50 Support #1071: LinKerBasis is user-unfriendly

Should the manual page for @LinKerBasis@ also refer to the page for @syz@?
John Abbott

21:49 Support #1071: LinKerBasis is user-unfriendly

I am not sure what is happening here:... John Abbott

21:46 Support #1071: LinKerBasis is user-unfriendly

The version that takes a list gives an unhelpful error when one component is zero:... John Abbott

21:40 Support #1071 (In Progress): LinKerBasis is user-unfriendly

What is @LinKerBasis@ supposed to do when given a list?... John Abbott

21:31 Support #1071: LinKerBasis is user-unfriendly

This is an unfriendly error message:... John Abbott

21:29 Support #1071 (In Progress): LinKerBasis is user-unfriendly

The CoCoA-5 function @LinKerBasis@ produces unhelpful error messages, and too many of them!
Part of the problem ma... John Abbott

08:16 Bug #1062 (Feedback): IsRadical bug?

added tests. CVS-ed Anna Maria Bigatti

07:58 Bug #1062: IsRadical bug?

Found it in @TmpGOperations.C@:
Saturation by @ideal(f)@ calls @factor(f)@ and wrongly assumes that the factor list ... Anna Maria Bigatti

07:40 Bug #1062: IsRadical bug?

Bug (radical >0 dim) trapped by Elisa Palezzato... Anna Maria Bigatti