CoCoA Project

10 Dec 2021

15:54 CoCoA-5 Bug #1640 (Feedback): MinSubsetOfGens does not find min subset

Anna Maria Bigatti

15:53 CoCoA-5 Bug #1640: MinSubsetOfGens does not find min subset

During skype meeting, we implemented an improvement (discarding longest polynomial first). Now the given example is ... Anna Maria Bigatti

09 Dec 2021

10:27 CoCoA-5 Bug #1640: MinSubsetOfGens does not find min subset

John Abbott wrote:
> I have now re-read the manual, and understood what it was trying to say.
> Maybe re-write the ... Anna Maria Bigatti

26 Nov 2021

15:29 CoCoA-5 Slug #1629: RingElem slow with many indets

After a common investigation via skype, we noticed that @ReadExpr@ (called by RingElem) creates @map<symbol, RingElem... Anna Maria Bigatti

23 Nov 2021

17:15 CoCoA-5 Bug #1634: Unexpected or unhelpful error using GroebnerFanIdeals

The problem is that the ordering matrix has some big entry (after being converted into a matrix with positive entries... Anna Maria Bigatti

19 Nov 2021

17:25 CoCoALib Feature #743: Better errors: give supplementary info about the error

for example, this would be nice... Anna Maria Bigatti

17:18 CoCoALib Feature #743: Better errors: give supplementary info about the error

We agreed that the string for the name of the function should contain just the name of the function, and its argument... Anna Maria Bigatti

17:02 CoCoA-5 Bug #1622: BuiltinOneLiners -- less precise location in error messages

I believe that the error must be clear enough in CoCoALib so that there is no need to intercept (all??) situations li... Anna Maria Bigatti

15:32 CoCoA-5 Feature #1616 (Closed): UnivariateIndetIndex: remove cocoa-5 implementation and use CoCoALib's

Anna Maria Bigatti

16 Nov 2021

10:38 CoCoALib Bug #1281: Factor of multivariate sometimes prints ERROR

When it happens, it happens in pairs. Run this:... Anna Maria Bigatti

10:24 CoCoALib Bug #1281: Factor of multivariate sometimes prints ERROR

I confirm I (rarely) meet this error with tough examples in our development of Comprehensive Groebner Systems.
Anna Maria Bigatti