Activity
From 27 Apr 2024 to 26 May 2024
25 May 2024
- 02:13 CoCoALib Feature #1667: GBasis over ZZ: port to CoCoALib
- That is the idea. We just have to understand who will be the authors and what should be done before submitting. I bel...
24 May 2024
- 16:40 CoCoA-5 Support #1650: Potentially confusing prompt: waiting for semicolon
- John Abbott wrote:
> Anna suggests
> *@[[waiting for ";"]]@*
checked in @LineProviders.C@ - 16:33 CoCoALib Bug #1740: MinGens gives non minimal gens *if some deg=0*
- While trying to understand how to work around this, I resumed the partial minimalization with the function @MinGens_a...
- 14:55 CoCoALib Bug #1705: ProgressReporter: prepare for new loop?
- John Abbott wrote:
> Or *@myRestart@*?
@myReset@ is myFavourite ;-) - 10:13 CoCoALib Bug #1705: ProgressReporter: prepare for new loop?
- Or *@myRestart@*?
- 11:53 CoCoALib Feature #1818 (In Progress): Implement FGLM
- Done, together with Evelina Lanteri.
We used LinDepMill and QBGenerator: worked very well.
Still to decide: user in... - 11:47 CoCoALib Feature #1818 (In Progress): Implement FGLM
- Implement FGLM algorithm for 0-dim ideals
- 11:45 CoCoALib Feature #937 (Closed): LinDepMill: Mill for linear dependencies
- Many years have passed. This class has been thoroughly used/tested.
It is used in the functions @ShapeLemma@ and @F... - 10:12 CoCoALib Feature #1667: GBasis over ZZ: port to CoCoALib
- John Abbott wrote:
> The CoCoA-5 version is in @*prototype-GBZZ.cpkg5@*.
> I tried just one test, and the CoCoA-5 c... - 09:49 CoCoALib Feature #1778: Homogenizer
- Anna has raised some points to consider (related to the last comment above which creates many poly rings)
* *Qn* eac... - 09:10 CoCoALib Feature #1817 (In Progress): OSCAR/MaRDI JSON interface
- I have made a first throwaway prototype, mostly to learn about the foibles of the OSCAR/MaRDI JSON format.
I am wo... - 09:08 CoCoALib Feature #1817 (In Progress): OSCAR/MaRDI JSON interface
- Build a good first version of an interface for sending/receiving OSCAR/MaRDI JSON serializations of mathematical obje...
23 May 2024
- 21:42 CoCoALib Feature #1778: Homogenizer
- Wolfram Decker would like to have a way of handling the rings involved in projective geometry: namely 1 "homogeneous"...
- 21:34 CoCoALib Design #1816 (Feedback): printing rings
- I have updated the expected output of 2 @src/tests/@
Thanks for fixing this so quickly!
- 16:42 CoCoALib Design #1816: printing rings
- This is fine for me:...
- 16:39 CoCoALib Design #1816: printing rings
- Now it prints...
- 16:36 CoCoALib Design #1816 (Resolved): printing rings
- Follow up:
Me: no, we don't.
In fact, this highlights there is a different underlying implementation.
This is no... - 16:35 CoCoALib Design #1816 (Feedback): printing rings
- From email by John Abbott:...
20 May 2024
- 17:12 CoCoALib Feature #1381: Type ideal for ZZ[x[1..n]]
- We have GBasis code for poly ideals over ZZ, so make it work with these ideals.
More failing operations:... - 17:03 CoCoALib Support #1263: Tidy CoCoALib test directory
- Can we close this soon?
- 17:01 CoCoALib Slug #1118: SLUG: factorization of x^9999
- How to compute the GCD of x^e1 * g1(x^d1) and x^e2 * g2(x^d2)?
Is it just x^min(e1,e2) * gcd(g1(x^D1), g2(x^D2))[x... - 16:56 CoCoALib Support #262 (In Progress): Play with GIT
- I am strongly tempted to postpone this until after we reach version 1.0.
Pros: putting the sources on GitHub (or s...
13 May 2024
- 22:26 CoCoA-5 Design #1508: Initial ring
- The actual message is...
- 22:23 CoCoA-5 Design #1508: Initial ring
- *(1)* I modified @packages/init.cocoa5@ so that it prints out a message about the initial ring.
This was a *ba...
10 May 2024
- 11:16 CoCoA-5 Design #610 (Closed): Variable It: assign before or after printing
- Current behaviour is acceptable (and should still be safe even if we make printing interruptible).
Closing.
- 11:07 CoCoA-5 Design #1496 (Rejected): Use "special" names for variables inside tests
- After brief discussion with Anna: KISS -- it works without problem as is, so don't waste time fixing a problem which...
- 10:50 CoCoA-5 Design #1508: Initial ring
- I'm undecided about changing the name (some beginner user might think that the name "QQxyz" has some interpretation b...
- 10:33 CoCoA-5 Support #1650: Potentially confusing prompt: waiting for semicolon
- Anna suggests
*@[[waiting for ";"]]@*
- 10:30 CoCoA-5 Support #1650: Potentially confusing prompt: waiting for semicolon
- Another suggestion
*@[[incomplete or forgot ";"?]]@*
- 10:02 CoCoA-5 Support #1650: Potentially confusing prompt: waiting for semicolon
- > How about a very succinct *@[[forgot ";"?]]@*
yes!
09 May 2024
- 20:58 CoCoALib Feature #1778: Homogenizer
- The interface in OSCAR lets the caller choose where the "new" indeterminates appear in the list of indets of the bigg...
- 20:46 CoCoALib Feature #1667: GBasis over ZZ: port to CoCoALib
- The CoCoA-5 version is in @*prototype-GBZZ.cpkg5@*.
I tried just one test, and the CoCoA-5 code was noticeably faste... - 10:24 CoCoA-5 Support #1650: Potentially confusing prompt: waiting for semicolon
- Some more thoughts:
* How long may the prompt be?
* For whom is the prompt meant to be useful?
For a complete be...
08 May 2024
- 16:56 CoCoA-5 Support #1603 (Rejected): Unhelpful behaviour in "compatibility mode": double error mesg
- John Abbott wrote:
> I'm still with *won't fix* because we have far more important things to do with our time.
> Re... - 16:53 CoCoA-5 Support #1650: Potentially confusing prompt: waiting for semicolon
- I don't mind the current message, but also...
- 16:49 CoCoA-5 Support #1566 (Closed): What does rad do?
- John Abbott wrote:
> There is no *@rad@* function in the current version of CoCoA-5.
> Close?
yes, it was a temp...
05 May 2024
- 21:01 CoCoA-5 Support #1603: Unhelpful behaviour in "compatibility mode": double error mesg
- I'm still with *won't fix* because we have far more important things to do with our time.
Reject?
- 20:57 CoCoA-5 Support #1650: Potentially confusing prompt: waiting for semicolon
- It does seem to be hard to find a better prompt without it become too long (and possibly still not covering all cases...
- 20:53 CoCoA-5 Support #1566: What does rad do?
- There is no *@rad@* function in the current version of CoCoA-5.
Close?
- 20:49 CoCoA-5 Slug #1760 (Closed): Quitting can be slow
- This has been done for some time. I'm happy enough with the behaviour... no-one else has complained. So closing.
- 20:44 CoCoA-5 Feature #97: OpenOFile
- This issue was opened 12 years ago. Have there been any complaints in that time about the differing behaviour?
Ma... - 20:17 CoCoA-5 Design #1508: Initial ring
- This issue has been dormant for too long. Here is what I now think:
* the initial ring should have a longer name, I... - 19:53 CoCoA-5 Design #1496: Use "special" names for variables inside tests
- I originally created this issue, which superficially seems reasonable.
But now I no longer recall exactly which name... - 19:45 CoCoA-5 Bug #1746: ManExamples target: need to reset VerbosityLevel
- The Control-M character seems to appear where a printed line has had a prefix elided.
It is not serious, but I wou... - 19:42 CoCoA-5 Design #610: Variable It: assign before or after printing
- I am testing the behaviour by computing a large cyclotomic polynomial (without assigning it). Then compute @1+2@ wit...
- 19:39 CoCoA-5 Design #610 (Resolved): Variable It: assign before or after printing
- I believe that the relevant spurce code is around @Interpreter.C:4187@ The line I mean is...
- 19:15 CoCoA-5 Bug #1708: Linux: just 1 executable, should be 2 (with & without readline)
- Have we made any progress with this?
Maybe it suffices to make a few small changes to the scripts which make the rel... - 19:12 CoCoA-5 Bug #1634 (In Progress): Unexpected or unhelpful error using GroebnerFanIdeals
- This specific problem does not arise on a platform with 64-bit @long@; though no doubt a larger example would eventua...
- 19:03 CoCoA-5 Bug #1435: Disable readline if input is redirected
- Here are some possibly useful links:
* *@https://stackoverflow.com/questions/5156675/how-to-use-isatty-on-cout-or-ca... - 18:54 CoCoA-5 Bug #727 (In Progress): Emacs UI: send-file (C-c C-f) should check if buffer and file are synchronized
- Here are some potentially useful links:
* *@https://superuser.com/questions/712237/safely-reload-files-which-are-cha...
02 May 2024
- 19:58 CoCoALib Feature #1815: JSON and UUID
- Another point to bear in mind is the licence of any library.
We already use BOOST in CoCoA-5, but I'm not sure wheth... - 19:46 CoCoALib Feature #1815: JSON and UUID
- I note the following link(s):
* *@https://www.boost.org/doc/libs/1_85_0/libs/json/doc/html/json/comparison.html@*
*... - 19:41 CoCoALib Feature #1815: JSON and UUID
- We should also decide which goals we have.
I'm expecting in Berlin to spend much of the time discussing and planni... - 19:29 CoCoALib Feature #1815 (In Progress): JSON and UUID
- Antony in Berlin says that they use *@rapidJSON@*; I did not enquire about UUIDs -- we can use an interim, makeshift ...
- 19:20 CoCoALib Feature #1815 (In Progress): JSON and UUID
- Investigate including a library for serializing and deserializing JSON encodings.
This includes having the ability t...
29 Apr 2024
- 21:13 CoCoALib Feature #1667: GBasis over ZZ: port to CoCoALib
- It seems that we have several implementations: some in C++, and some in CoCoA-5.
The C++ versions ought to be quicke...
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