CoCoA Project

22 Jan 2018

18:30 CoCoALib Feature #1150 (New): New fn: transform ideal with ring hom

Do we want a new fun for transforming an ideal with a ringhom?
@TransformIdeal(const ideal& I, const RingHom& phi)@
... John Abbott

15:39 CoCoA-5 Design #1120: Web site

If I visit the CoCoA web site using Firefox in "private mode" then the page never finishes loading because the rectan... John Abbott

19 Jan 2018

14:33 CoCoALib Design #925: MachineInt or long for args which are indices (yet again)

Should indices be constrained to be non-negative?
Note that @symbol@ currently does allow negative "indices".
It ... John Abbott

18 Jan 2018

16:09 CoCoALib Feature #872: LinSolve for matrices over FFp

I have implemented a version of "LinDepMill" for MatrixFp.
This should be a good basis for further impls.
Note ha... John Abbott

17 Jan 2018

11:56 CoCoALib Design #1147: mySquare and myPowerSmallExp

The advantage of having @mySquare@ private is that we do not need to do arg checking, and there is (perhaps?) no need... John Abbott

11:08 CoCoALib Design #1147 (New): mySquare and myPowerSmallExp

Check the interrelation between @RingBase::MySquare@ and @RingBase::myPowerSmallExp@.
In particular should @mySqua... John Abbott

11:44 CoCoA-5 Bug #275 (Closed): Unhelpful error messages when SmallExponent_t is unsigned char.

I think I have solved all problems John Abbott

16 Jan 2018

18:21 CoCoA-5 Bug #275 (Feedback): Unhelpful error messages when SmallExponent_t is unsigned char.

After changing some "ugly" code for finding which indets are actually in a poly (in @radical.cpkg5@ and in @BringIn.c... John Abbott

18:16 CoCoALib Feature #658: Indets actually in a poly (or vector or matrix)

This is definitely needed: *There are awkward work-arounds in @radical.cpkg5@ and in @BringIn.cpkg5@.*
John Abbott

16:11 CoCoA-5 Support #977: "universal denominator" (related with GroebnerFanIdeals)

I wonder whether it might be nice to have a function which returns a "partly factorized" universal denom. I used the... John Abbott

15:42 CoCoA-5 Bug #755: Find out how to compile statically on linux

Another external library which causes trouble is *@libreadline@*.
On my current linux box the system installed readl... John Abbott

15:30 CoCoA-5 Feature #1142 (Closed): NewZZmod: port to CoCoA-5

John Abbott

15:28 CoCoA-5 Design #1128 (Closed): HomomorphismFns.cpkg5 no longer needed?

John Abbott

11:37 CoCoALib Support #887 (Closed): My first compilations with clang

John Abbott

08 Jan 2018

14:53 CoCoA-5 Design #1146: Use Flatpak and/or Snap on Linux?

I have given this low priority because I believe that "Flatpak" and "Snap" are still rather young ideas, and for us i... John Abbott

14:50 CoCoA-5 Design #1146 (New): Use Flatpak and/or Snap on Linux?

Some Linux distros support applications in "Flatpak" or "Snap" format.
I believe these are something like lightweigh... John Abbott