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From 29 Dec 2017 to 27 Jan 2018

26 Jan 2018

15:28 CoCoA-5 Feature #368: port SmithNormalForm (CoCoA-4)package to CoCoA-5
This should be ported to CoCoALib (once it has been corrected). It would surely be faster ;-)
John Abbott
15:27 CoCoA-5 Feature #368: port SmithNormalForm (CoCoA-4)package to CoCoA-5
More failing examples:... John Abbott
15:23 CoCoA-5 Feature #368 (In Progress): port SmithNormalForm (CoCoA-4)package to CoCoA-5
Anna says she has "cleaned up" the original CoCoA-4 code so that CoCoA-5 accepts it.
The code is in @MatNormalForm.c...
John Abbott

25 Jan 2018

17:32 CoCoA-5 Design #1151: ConcatList or ConcatLists
Personally I find the name @ConcatLists@ more "natural" because it concatenates many lists.
The fns @ConcatVerList...
John Abbott
17:19 CoCoA-5 Design #1151 (In Progress): ConcatList or ConcatLists
The reason why the builtin function is called ...List is that this is the naming convention for functions operating o... Anna Maria Bigatti
17:12 CoCoA-5 Design #1151: ConcatList or ConcatLists
In the current version (5.2.2) the fn *@ConcatList@* is built-in, while *@ConcatLists@* is defined in @list.cpkg5@ an... John Abbott
17:06 CoCoA-5 Design #1151 (Closed): ConcatList or ConcatLists
CoCoA-5 has both *@ConcatList@* and *@ConcatLists@*. They are identical.
We should keep just one.
*2021-01* De...
John Abbott
15:05 CoCoALib Support #1149: Release: CoCoALib-0.99600 (together with CoCoA-5.2.4)
Principal changes and additions to CoCoALib:
* ctors for *@BigInt@* and *@BigRat@* from *@string@* and GMP native ob...
John Abbott

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

12:09 CoCoALib Support #1056 (Closed): Release: CoCoALib-0.99560 (together with CoCoA-5.2.2)
Anna Maria Bigatti
12:05 CoCoA-5 Support #1061 (Closed): Release: CoCoA-5.2.2
Anna Maria Bigatti
12:02 CoCoALib Support #1149 (Closed): Release: CoCoALib-0.99600 (together with CoCoA-5.2.4)
Everything related to making a CoCoALib release:
# Redmine Roadmap: close or postpone issue
# Redmine Release iss...
Anna Maria Bigatti
11:58 CoCoA-5 Support #1148 (Closed): Release CoCoA-5.2.4
Everything for the release
# Redmine Roadmap: close or postpone issue
# Redmine Release issues: check percentages...
Anna Maria Bigatti
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
16:13 CoCoALib Support #1056: Release: CoCoALib-0.99560 (together with CoCoA-5.2.2)
uploaded manuals to research gate Anna Maria Bigatti
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
16:03 CoCoA-5 Support #1061: Release: CoCoA-5.2.2
uploaded examples, cocoalib doc, cocoa5 doc Anna Maria Bigatti
15:39 CoCoA-5 Support #1061: Release: CoCoA-5.2.2
compilations done, giving up linux 32bit
updated download web page
Anna Maria Bigatti
11:38 CoCoA-5 Support #1061: Release: CoCoA-5.2.2
all compilations done Anna Maria Bigatti
15:44 CoCoA-5 Feature #1119 (Closed): Mailing list for CoCoAUsers
Anna Maria Bigatti
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
15:37 CoCoA-5 Bug #755: Find out how to compile statically on linux
Readline done, but still this contains some other dynamic library.
Final (sad) decision: no readline in the linux bi...
Anna Maria Bigatti
15:35 CoCoA-5 Support #187 (Closed): CoCoA-5 (partial) releases: make the process simpler
Improved instructions and release file for windows (just works for me, but that's enough)
Now the most tedious par...
Anna Maria Bigatti
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

09 Jan 2018

18:17 CoCoA-5 Support #1061: Release: CoCoA-5.2.2
John Abbott wrote:
> It seems that there should be an extra include directive in @BuiltinFunctions.C@:
> [...]
>
...
Anna Maria Bigatti

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
 

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