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From 20 Oct 2022 to 18 Nov 2022

18 Nov 2022

21:54 CoCoA-5 Design #1709: Test tut-CoCoLA2
Ulrich von der Ohe wrote:
> Note: I have observed this bug on OpenBSD only, never on a GNU/Linux system.
The prob...
Ulrich von der Ohe
16:39 CoCoALib Feature #1360: configure script: add flags for "only cocoalib" or "both cocoalib and cocoa5" (for boost)
Ulrich may indeed be correct to be sceptical: the revision I made to the @configure@ script made 2 changes at more-or... John Abbott

17 Nov 2022

16:12 CoCoALib Feature #1360: configure script: add flags for "only cocoalib" or "both cocoalib and cocoa5" (for boost)
John Abbott wrote:
> Earlier we did try to implement a "make as much as possible" strategy, but this led to an
> ex...
Ulrich von der Ohe
06:50 CoCoALib Bug #1710: IsSqFree, IsIrred bugs in ZZ[x] and QQ[x]
Since *@IsCoprime@* can behave "unexpectedly" in @ZZ[x]@...
Should we limit the applicability of *@IsCoprime@*?
F...
John Abbott

16 Nov 2022

21:24 CoCoALib Feature #1360: configure script: add flags for "only cocoalib" or "both cocoalib and cocoa5" (for boost)
I understand Ulrich's viewpoint.
Ideally the configuration & build systems for CoCoALib and CoCoA-5 (with GUI) wou...
John Abbott
20:35 CoCoA-5 Design #1709: Test tut-CoCoLA2
PS: Sorry for the late clarification -- I wasn't aware that this was posted here and only saw it by chance. Ulrich von der Ohe
20:10 CoCoA-5 Design #1709: Test tut-CoCoLA2
John Abbott wrote:
> @tut-CoCoLa2.cocoa5@
> prints out the result of @LinKer@ which may vary from call to call.
> ...
Ulrich von der Ohe
15:42 CoCoA-5 Design #1709: Test tut-CoCoLA2
I think there are 7 places to revise...
Just search for @LinKer@ and see which ones actually are printed.
John Abbott
20:29 CoCoALib Bug #1712 (Closed): Windows: New configuration script
The new configuration script contains a few minor issues for Windows machines:
* ...
Nico Mexis
17:39 CoCoALib Support #1711: Development releases?
JAA can see the advantage: Ulrich had kindly made several patches to the last "official release" from about 6 months... John Abbott
17:33 CoCoALib Support #1711 (Feedback): Development releases?
Ulrich suggested that we make "development releases" frequently available.
Advantages include that others can work...
John Abbott
17:24 CoCoALib Bug #1710 (Resolved): IsSqFree, IsIrred bugs in ZZ[x] and QQ[x]
I have modified the source code (following Nico's suggestions, more or less)
I have added a caution to the doc. I h...
John Abbott
17:00 CoCoALib Bug #1710: IsSqFree, IsIrred bugs in ZZ[x] and QQ[x]
Here is a test case where I am unsure what the correct result should be:... John Abbott
16:56 CoCoALib Bug #1710: IsSqFree, IsIrred bugs in ZZ[x] and QQ[x]
Here are some simple test cases:... John Abbott
16:34 CoCoALib Bug #1710 (In Progress): IsSqFree, IsIrred bugs in ZZ[x] and QQ[x]
In response to note-1:
Without doubt, in @ZZ[x]@ we must have @gcd(10, 10*x) = 10@; conceivably it could also be -...
John Abbott
16:29 CoCoALib Bug #1710: IsSqFree, IsIrred bugs in ZZ[x] and QQ[x]
Nico also send the following by email:... John Abbott
09:33 CoCoALib Bug #1710 (Closed): IsSqFree, IsIrred bugs in ZZ[x] and QQ[x]
Nico Mexis reported by email:... John Abbott

13 Nov 2022

02:30 CoCoALib Feature #1360: configure script: add flags for "only cocoalib" or "both cocoalib and cocoa5" (for boost)
(This concerns an intermediate version of CoCoALib. The issue is not present in the current release 0.99800.)
John...
Ulrich von der Ohe

12 Nov 2022

14:23 CoCoALib Feature #1360: configure script: add flags for "only cocoalib" or "both cocoalib and cocoa5" (for boost)
The BOOST "find" script does not give error if more than 1 installed version is found;
instead is simply picks one (...
John Abbott
14:21 CoCoALib Feature #1360: configure script: add flags for "only cocoalib" or "both cocoalib and cocoa5" (for boost)
I have revised the @configure@ options, and several auxiliary scripts (after feedback/suggestions from Anna & Ulrich... John Abbott
13:58 CoCoALib Feature #1360: configure script: add flags for "only cocoalib" or "both cocoalib and cocoa5" (for boost)
I think I have progress here with helpful testing & feedback from Ulrich.
It is quite a nightmare trying to make p...
John Abbott
13:55 CoCoALib Bug #1600: Detect updated versions of external libs
Is this a duplicate of issue #1700?
John Abbott
13:53 CoCoALib Support #1700: boost_1_80_0
On my MacBook I get over 100000 (one hundred thousand) lines of warnings when compiling.
I think there is some mild ...
John Abbott

11 Nov 2022

22:21 CoCoA-5 Design #1709 (Closed): Test tut-CoCoLA2
@tut-CoCoLa2.cocoa5@
prints out the result of @LinKer@ which may vary from call to call.
Change the test so that ...
John Abbott

07 Nov 2022

20:05 CoCoA-5 Support #1393: GUI with Qt5
Ulrich suggests asking the QCodeEdit author if we distribute under GPLv3+
NOte: try website @https://bruant.info@...
John Abbott

04 Nov 2022

16:02 CoCoA-5 Support #1393: GUI with Qt5
*Anna*
Could you check Ulrich's changelog in note-28 above.
He has made some changes regarding BOOST and @no-pie@
...
John Abbott
11:47 CoCoA-5 Support #1393: GUI with Qt5
Ulrich, maybe it is simpler to send me a tar.gz of your configuration directory...
John Abbott
11:21 CoCoA-5 Support #1393: GUI with Qt5
I am having trouble with the patch file. Many failed.
I'll email you my current sources, and hope you can produce a...
John Abbott
14:31 CoCoALib Feature #1676 (Rejected): txt2tags: include in source distribution?
We should probably distribute source code with precompiled doc so no one actually needs @txt2tags@.
John Abbott
13:45 CoCoALib Bug #1705: ProgressReporter: prepare for new loop?
I have revised the impl -- it now works better.
Much of this code is quite similar to @CpuTimeLimit@.
The commo...
John Abbott

03 Nov 2022

14:31 CoCoALib Bug #1705: ProgressReporter: prepare for new loop?
John Abbott wrote:
> A likely cause is that the frequency of proper time checks is too low (because of the very fast...
Anna Maria Bigatti

02 Nov 2022

10:33 CoCoA-5 Bug #1708: Linux: just 1 executable, should be 2 (with & without readline)
We had already discussed this about 2 years ago (issue #1479)
The script is ready to handle the case of 2 executable...
John Abbott
10:31 CoCoA-5 Bug #1708 (New): Linux: just 1 executable, should be 2 (with & without readline)
We are distributing CoCoA-5 with just a single executable (with readline).
We should be distributing 2 versions: one...
John Abbott

01 Nov 2022

22:02 CoCoA-5 Support #1707: User forum?
Indirectly suggested in email from Michael Wijaya (2022-11-01).
The idea seems good to me. MW indicated that send...
John Abbott
21:59 CoCoA-5 Support #1707 (New): User forum?
Should we make a user forum where CoCoA-5 users can post questions when they have problems?
John Abbott

30 Oct 2022

20:30 CoCoALib Feature #1706 (New): slimgb: Brickenstein, singular
While tidying up I found a report about _Slimgb: Groebner bases with Slim Polynomials_ by Brickenstein.
After a ve...
John Abbott

24 Oct 2022

15:18 CoCoALib Bug #1705 (In Progress): ProgressReporter: prepare for new loop?
A likely cause is that the frequency of proper time checks is too low (because of the very fast iters of the 1st loop... John Abbott
15:15 CoCoALib Bug #1705 (In Progress): ProgressReporter: prepare for new loop?
I have a program with 3 loops, and would like to have progress info about each loop.
The 1st loop is very fast; the ...
John Abbott
09:41 CoCoA-5 Support #1393: GUI with Qt5
Thanks, Ulrich!
I hope to look at this during the week. I had already made several changes regarding BOOST, so I'll...
John Abbott
08:55 CoCoA-5 Support #1393: GUI with Qt5
As a test I built the GUI successfully on OpenBSD.
The process exposed also several several minor issues with the ...
Ulrich von der Ohe

21 Oct 2022

22:39 CoCoALib Design #1703 (In Progress): Threadsafety, multithreading: optional fn arg (or separate fn)
I have implemented threadsafe mem fns *@myAdd@* (equiv to *@op+=@*).
Now it is not so clear whether *@myTotal@* also...
John Abbott
15:05 CoCoALib Design #1703: Threadsafety, multithreading: optional fn arg (or separate fn)
I have not (yet) checked what the penalty might be for using a threadsafe version in a multi-threaded
situation but ...
John Abbott
15:02 CoCoALib Design #1703 (Resolved): Threadsafety, multithreading: optional fn arg (or separate fn)
Might it make sense to offer the caller the option of choosing
between a "threadsafe" call and one which is not?
...
John Abbott
16:01 CoCoALib Design #1704 (New): Symlink directory for external files needed by CoCoA-5
Mimic @ExternalLibs/@ directory (Feature #573) for making symlinks to libraries needed only by CoCoA-5. Anna Maria Bigatti
15:53 CoCoA-5 Support #242: CoCoA-5 Projects for students (e.g. crediti F and tesi)
Added Feature #1701: could be a good source of ideas to be refined, tested, documented, developed. Anna Maria Bigatti
15:50 CoCoA-5 Feature #1701: Preliminary packages
Created new directory: *@src/CoCoA-5/packages/preliminary/@*
We'll think about documentation later...
John Abbott
15:25 CoCoA-5 Feature #1701 (In Progress): Preliminary packages
Anna approves the idea (in a nebulous way).
There are some thorny questions:
*(A)* how will these packages be docum...
John Abbott
 

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