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From 18 Jan 2020 to 16 Feb 2020

15 Feb 2020

23:52 CoCoA-5 Bug #1335 (Feedback): ManExamples: some problems
The current state is that only the entries for *@OpenSocket@*, *@ReloadMan@* and *@SystemCommand@* report errors.
I ...
John Abbott
23:44 CoCoALib Bug #1264 (Feedback): Remove unnecessary files before making CoCoALib release TGZ files
I have now added the related issue (#990) for the targz file for the binary release.
I suppose we should do a fina...
John Abbott
23:41 CoCoA-5 Design #990: CoCoA-5 distribution: tidying
I have unpacked the latest targz "binary" file for CoCoA-5.2.9.
Some files erroneously have "execute" permission:
...
John Abbott
15:13 CoCoALib Slug #1375: Radical 0-dim: varied timings
There is a similar line in @myTestIsPrimary_0dim@ (around line 252).
Make the same change there???
John Abbott
10:42 CoCoALib Feature #1395: SHA checksum for released code
-A fairly simple approach would be to put the SHA checksum in the release notes- (perhaps near the start?) *<--- BAD... John Abbott
10:35 CoCoA-5 Support #1393: GUI with Qt5
There was not enough time during my visit, so we were unable to look at this. Postponing to next version.
John Abbott
10:34 CoCoA-5 Support #1027: CoCoAManual: add a page with some emacs hints?
There is a tutorial about the emacs UI. Perhaps this can be extended; or maybe a "basic" and an "advanced" tutorial? John Abbott
10:30 CoCoA-5 Support #1418 (New): Manual entry for NewPolyRing
Make the manual entry for *@NewPolyRing@* easier to understand.
John Abbott
10:28 CoCoA-5 Feature #1290 (Closed): NewPolyRing: allow symbols with just head and no indices?
This seems to work fine now. The manual page needs cleaning; but I'll make a separate issue.
Closing.
John Abbott
10:23 CoCoA-5 Feature #1372: New function: find ?
@find@ may also behave in a "slightly unexpected" way:... John Abbott

14 Feb 2020

17:35 CoCoA-5 Feature #1372: New function: find ?
If the list @L@ contains entries of different types then the fn defn given above might produce an error (since @opera... John Abbott
17:27 CoCoA-5 Support #1386 (Closed): IsIndetPosPower: behaviour and manual page
Now it gives @false@.
Added test to @test-bug3.C@.
John Abbott
17:10 CoCoA-5 Bug #1286 (Closed): Website: trouble with the world map
John Abbott
16:10 CoCoALib Feature #1417: RadicalZeroDim with extra parameter for GBasis timeout
This is related but not quite the same as #1378.
The point is this: if we let more time to compute the partial GBase...
Anna Maria Bigatti
16:05 CoCoALib Feature #1417 (In Progress): RadicalZeroDim with extra parameter for GBasis timeout
We have seen how changing the timeout for GBasis can affect the time dramatically.
Should we make a function @Radica...
Anna Maria Bigatti
15:38 CoCoALib Slug #1375: Radical 0-dim: varied timings
Now the problem is: which time limit to give to GBasis computations?
Currently there is "variable bound" + "fixed ...
Anna Maria Bigatti
14:01 CoCoALib Design #1391 (Resolved): RingElems: syntax with [ and ] ?
Made it more robust with empty list. Anna Maria Bigatti
13:51 CoCoA-5 Feature #1243: New function: Read a string into a list (of RingElem) -- CoCoA-5
I prefer A, John prefers B, so we'll have them both.
Write documentation.
Anna Maria Bigatti
13:43 CoCoA-5 Support #1400 (Closed): Title of manual entry: tutorial on operations on polynomials
Names have been improved. Perhaps we'll think of better ones after the COCOA School...
Closing.
John Abbott
13:26 CoCoALib Feature #91: Return type & name for "indets" of a PP
The name is now *@IndetsIn@* the same name for the analogous fn for @RingElem@.
John Abbott
11:01 CoCoALib Bug #1264: Remove unnecessary files before making CoCoALib release TGZ files
Anna tried her script for making a source code TGZ file. We found just 3 spurious files: these have been removed.
I...
John Abbott
10:58 CoCoALib Design #1409 (Closed): myTestIsPrimary & Co. : fix design
Appears to work now. Closing.
John Abbott
10:54 CoCoA-5 Support #1311 (Closed): THINGS TO DO IN GENOVA September 2019
John Abbott
10:53 CoCoA-5 Support #1027: CoCoAManual: add a page with some emacs hints?
It would be nice to improve this a bit for Vietnam. Do we have enough time to do so?
John Abbott
10:50 CoCoA-5 Support #1312: Wrong links on page about COCOA School in Sapporo
We should remove the link to Sapporo (since it is no longer relevant).
Our web page is @http://cocoa.dima.unige.i...
John Abbott
10:48 CoCoA-5 Support #1312 (Closed): Wrong links on page about COCOA School in Sapporo
This cannot be solved: the remote has been replaced by something else.
Closing.
John Abbott
10:48 CoCoA-5 Support #1315 (Closed): Manual entry about reporting bugs?
final minor polishing.
Anna Maria Bigatti
10:21 CoCoALib Feature #966 (Closed): New function or explain: first and last for a vector?
I have moved the example into a new file *@ex-c++-vector2.C@* which illustrates how to "translate" the CoCoA-5 functi... John Abbott
09:33 CoCoALib Bug #1416: IdealOfProjectivePoints and MinGens
and this doesn't.... Anna Maria Bigatti
09:18 CoCoALib Bug #1416 (In Progress): IdealOfProjectivePoints and MinGens
The following works:... John Abbott
09:00 CoCoALib Bug #1416 (Closed): IdealOfProjectivePoints and MinGens
Juan Migliore found this weird bug:... Anna Maria Bigatti
09:22 CoCoA-5 Bug #519 (Closed): GUI: fix DEFINES in makefile
The old Qt interface has not worked for quite some time.
Also we now handle CPP flags in a different way (via the fi...
John Abbott
09:08 CoCoA-5 Support #1344 (Rejected): Clean out OBSOLESCENT
Anna assumes henceforth *TOTAL RESPONSIBILITY* for @obsolescent.cpkg5@.
She wants to extend it until eternity. Go...
John Abbott

13 Feb 2020

18:59 CoCoA-5 Bug #1408 (Closed): CoCoAManual - tex: error if syntax is missing
John Abbott
17:46 CoCoALib Feature #91 (Closed): Return type & name for "indets" of a PP
This has already been done, apparently.
There is a fn called *@indets@* which returns a @vector<long>@ being a list ...
John Abbott
17:22 CoCoA-5 Feature #1401 (Closed): Parolacce e basi border
Robbiano dice che il nuovo codice di Long e` sufficiente. MK crede che la vecchia codice (in C++) sia piu` veloce.
...
John Abbott
17:17 CoCoA-5 Support #1318 (Closed): Clean CoCoA-5/tests directory
Marked some tests as *@INACTIVE@* (by changing file name); Anna thinks it is best to keep these tests around, in case... John Abbott
16:39 CoCoA-5 Feature #673 (Closed): Error message: I was expecting...
Seems OK now. No doubt the school in Vietnam will be an "interesting" proving ground.
Closing.
John Abbott
16:37 CoCoA-5 Feature #1364 (Closed): Emacs UI: start cocoa5 with system command enabled
The option is available unde the CoCoA-5 drop down menu. It remains active only the current emacs session: if you cl... John Abbott
16:30 CoCoA-5 Feature #1374 (Closed): Add function power to CoCoA-5
To appease Anna I have implemented the special case of the power of a diagonal matrix in CoCoALib (and removed @Power... John Abbott
16:21 CoCoALib Design #1346: C++14: use the new for loop syntax where appropriate (like cocoa's foreach)
I looked for @iterator@ and changed in a few more files. (can't remember which)
Not so many left to do.
Anna Maria Bigatti
16:09 CoCoA-5 Bug #1385 (Closed): valgrind: reports 456byte leak
John Abbott
16:08 CoCoA-5 Design #474: Eliminate package BinRepr
Not necessary for this release. The remaining fns should be ported to C++; then we can elim the package.
John Abbott
16:04 CoCoA-5 Bug #946: Function "ideal" evaluates the argument twice
Maybe the move ctor from C++14 can help here?
Postponed because it will take (a lot of) time to fix.
John Abbott
15:50 CoCoA-5 Bug #1286: Website: trouble with the world map
The problem remains on the main page for CoCoA-4.7.5.
In any case, we are planning to hide/remove these (very old) p...
John Abbott
15:44 CoCoA-5 Support #1368 (Closed): Improve manual for mod
John Abbott
15:40 CoCoA-5 Design #1352 (Closed): cocoa5 (launch) script: sleep time
John Abbott
15:40 CoCoA-5 Feature #1410 (Closed): IsDivisible also for INT
manual done Anna Maria Bigatti
10:19 CoCoA-5 Feature #1410: IsDivisible also for INT
done... Anna Maria Bigatti
15:36 CoCoA-5 Feature #1399: CoCoA-5 interpreter: idle/busy indicator
A command line flag for the CoCoAInterpreter is now available, but it does not yet open a socket. This will be fixed... John Abbott
15:29 CoCoA-5 Feature #1415 (In Progress): thmproving package
I have ported the code. In fact @thmproving.cpkg5@ is already included in 5.3.0, but completely undocumented. Let's... John Abbott
15:27 CoCoA-5 Feature #1415 (In Progress): thmproving package
Port old CoCoA-4 package *@thmproving@* to CoCoA-5. John Abbott
15:09 CoCoALib Feature #658 (Closed): Indets actually in a poly (or vector or matrix)
Implemented *@IndetsProd@* -- advantage is that it gives same interface in CoCoALib as in CoCoA-5. *@IndetsIn@* is a... John Abbott
14:24 CoCoALib Feature #658: Indets actually in a poly (or vector or matrix)
After discussing with Anna, she wants the result to be a polynomial (which is a 1-monomial) whose value is the produc... John Abbott
14:08 CoCoALib Feature #1395: SHA checksum for released code
Anna confirms that she has @shasum@ on her computer.
The main question remaining is how to use the SHA sum in a se...
John Abbott
14:04 CoCoA-5 Bug #1412: Emacs UI: font size
See comment 6 in issue #1358. I think it might be relevant here.
John Abbott
14:03 CoCoA-5 Feature #1358 (Closed): Emacs UI: should active input line be cleared before sending line from CoCoA-5 file?
This has been working trouble-free for 3 months. Closing.
John Abbott
11:12 CoCoALib Support #26: Redmine Administration
It would be helpful to have a short "manual" for redmine which explains how to do some operations (_e.g._ create a ne... John Abbott
11:06 CoCoALib Support #1353 (Closed): configure script help
Anna finds current @--help@ doc acceptable. Closing.
*NOTE* the help will almost certainly change when #1360 is i...
John Abbott
10:55 CoCoALib Support #1338 (In Progress): Release CoCoALib-0.99700
John Abbott
10:30 CoCoALib Bug #935 (Closed): ElimMat, ElimHomogMat: complain about zero or negative weights
The code calls @IsNonNegGrading@ (see @MatrixForOrdering.C@ around lines 959 and 973).
I presume @IsNonNegGrading@ ...
John Abbott
10:09 CoCoA-5 Bug #1230 (Closed): PrimaryDecomposition with lex ordering
I have added the example to @exbugs.cocoa5@
Closing!
John Abbott
09:25 CoCoA-5 Bug #1230 (Feedback): PrimaryDecomposition with lex ordering
Seems to work now.
We did not note how we fixed the problem in comment 5. :-/
closing?
Anna Maria Bigatti
10:09 CoCoALib Feature #958: New function: multiplicity and dim
Yet to be fixed: non homogeneous input.
(postponed again)
Anna Maria Bigatti
09:35 CoCoA-5 Design #1327 (Closed): Inconvenient PolyRingHom, PolyAlgebraHom
Anna Maria Bigatti
09:30 CoCoA-5 Bug #1383 (Closed): NewPolyRing on MS Windows
Anna Maria Bigatti
09:29 CoCoA-5 Bug #1384 (Closed): NewPolyRing and SymbolRange
Anna Maria Bigatti
09:26 CoCoA-5 Bug #1273 (Closed): NewPolyRing and SymbolRange together make a crash
Anna Maria Bigatti

12 Feb 2020

18:17 CoCoALib Design #1184 (Closed): should BeginIter(RingElem) be in SparsePolyIter or in SparsePolyOps-RingElem?
Anna Maria Bigatti
16:39 CoCoALib Design #1184 (Feedback): should BeginIter(RingElem) be in SparsePolyIter or in SparsePolyOps-RingElem?
Anna Maria Bigatti
15:49 CoCoALib Design #1184: should BeginIter(RingElem) be in SparsePolyIter or in SparsePolyOps-RingElem?
I checked. The class declaration is in @SparsePolyIter.H@.
There are only to functions defined in @SparsePolyOps-Ri...
Anna Maria Bigatti
18:14 CoCoALib Bug #1362 (Closed): GBasis verbose mode: some output is on cerr/clog
Removed all calls to clog. Replaced with VERBOSE. Anna Maria Bigatti
16:35 CoCoALib Design #854: Function MakeTermOrd should be renamed MakeTermOrdMat?
The name was changed about 4 years ago (late 2015 or early 2016).
The name @MakeTermOrdMat@ is more sensible; we w...
John Abbott
16:28 CoCoALib Support #613: Which ubuntu / debian packages are needed to compile CoCoA
This info is useful for people who want to download the source and compile; it is not necessary for the imminent rele... John Abbott
16:16 CoCoALib Bug #1260 (Closed): Fix file permissions after using CVS
When should we run the script?
It would be nice if it could be run automatically (and "often"), but it cannot really...
John Abbott
16:11 CoCoALib Support #1161 (Closed): Split NumTheory.C into several smaller files
John Abbott
16:11 CoCoALib Design #1326: Modify function myElim so that it returns ideal? (not quite)
I prefer to create a new ideal, and not to change the existing one.
Note that an exception-safe impl almost certai...
John Abbott
15:57 CoCoALib Design #1366 (Closed): Should configure remove the file ERR_MESGS if it’s empty?
At some point I put in the @trap@ command. It seems to have worked OK for the last month or so.
Closing.
John Abbott
15:49 CoCoALib Support #1263: Tidy CoCoALib test directory
I have merged @test-bug5@ into @test-bug2@ and @test-bug4@ into @test-bug3@.
*SPEED CHECK* compilation of all tes...
John Abbott
15:35 CoCoALib Design #849: Cleanup MinPoly code
After so much time I think "Why bother?". Mathematically it is nice and clean, practically it is next to pointless, ... Anna Maria Bigatti
15:26 CoCoALib Feature #1277 (Closed): Gaussian row reduction
I have added a test to @test-matrix2.C@.
John Abbott
15:17 CoCoALib Feature #1277 (Feedback): Gaussian row reduction
Now documented. CoCoALib and CoCoA-5.
Do we really need a test?
John Abbott
15:00 CoCoALib Bug #2 (Closed): Makefile problem in ROOT and/or src/AlgebraicCore
I have rearranged the root @Makefile@: there is a new phony target @before-compiling@ which builds @include/CoCoA/lib... John Abbott
14:46 CoCoALib Bug #2: Makefile problem in ROOT and/or src/AlgebraicCore
Here is a *bad idea*: in the root @Makefile@ I simply removed the dependency of @check@ on @library@. This _does not... John Abbott
14:51 CoCoALib Design #1414 (In Progress): Make class RingElemVector?
I have a personal test implementation called @ex-RingElemVector.C@ Anna Maria Bigatti
14:49 CoCoALib Design #1414 (In Progress): Make class RingElemVector?
Should we implement a class for list/vector of RingElem, all guaranteed to be in hte same ring? (a bit like PPVector)... Anna Maria Bigatti
14:43 CoCoALib Feature #357 (Rejected): Constructor for vectors? CoCoAVector
Discussed in person, and agreed to *reject* it. Anna Maria Bigatti
09:35 CoCoALib Slug #1238 (Closed): ReadExpr is too slow on long lists of monomial with many indets: ---> use RingElems instead
checked-in. Anna Maria Bigatti
09:07 CoCoALib Slug #1238 (Feedback): ReadExpr is too slow on long lists of monomial with many indets: ---> use RingElems instead
Anna Maria Bigatti
08:48 CoCoALib Design #1409: myTestIsPrimary & Co. : fix design
Fixed all functions @myTest...@ so that they return void.
Now the compiler should help if something is not done prop...
Anna Maria Bigatti

11 Feb 2020

18:33 CoCoALib Bug #1402 (Closed): gfan: installation problem: configure reports cdd.h present but cannot be compiled
The warning seems to be harmless: it worked on my Linux box, and it works on Anna's Mac despite the warnings.
We d...
John Abbott
18:31 CoCoALib Design #1346: C++14: use the new for loop syntax where appropriate (like cocoa's foreach)
worked on TmpGReductor: much more readable!!! Anna Maria Bigatti
18:28 CoCoALib Bug #1308 (Closed): test-GFan1 fails
Annd and I spent quite a long time getting the latest versions of CDD and GFAN to compile, and work with CoCoALib.
A...
John Abbott
18:09 CoCoALib Bug #1362 (Feedback): GBasis verbose mode: some output is on cerr/clog
Anna has changed all prints in @TmpGReductors@ to use the stream produced by @VerboseLog@.
Compiles & all tests pa...
John Abbott
18:07 CoCoALib Slug #969 (Closed): Output to bad stream (operator<< and myOutput): just return immediately
I have decided also to put "short-cuts" for bad ostreams inside the mem fns which produce output.
This is not really...
John Abbott
13:13 CoCoALib Design #1413 (Closed): configure script: MODE option obsolete?
After discussing with Anna, I have removed the obsolete option *@--mode@*.
John Abbott
12:41 CoCoALib Design #1413 (Closed): configure script: MODE option obsolete?
The help for @configure@ says there is a *@--mode@* option, but looking at the code in the @configure@ script, it see... John Abbott
12:22 CoCoALib Bug #1319 (Closed): Problem rebuilding dependencies when file PREPROCESSOR_DEFNS.H does not exist
John Abbott
12:09 CoCoALib Design #1377 (Closed): CpuTimeLimit: limit "intervals" between full checks
Improved doc with Anna's help. Closing.
John Abbott

07 Feb 2020

12:19 CoCoALib Slug #1394: Oddly slow GBasis computation (slow final cleanup)
Here is another example (with *@DegRevLex@*). The "Final clean up" consumes 99% of the time!... John Abbott

06 Feb 2020

18:45 CoCoA-5 Bug #1412: Emacs UI: font size
same here!
Anna Maria Bigatti
16:14 CoCoA-5 Bug #1412 (In Progress): Emacs UI: font size
An important clarification:
* if I send a line to CoCoA-5 then the magnification remains unaffected
* if I do *@Sou...
John Abbott

05 Feb 2020

22:48 CoCoA-5 Bug #1412: Emacs UI: font size
On my computer it keeps the big fonts.
Both on emacs-24 and emacs-26.
Anna Maria Bigatti
22:02 CoCoA-5 Bug #1412 (Closed): Emacs UI: font size
With my emacs (ver. 25) I can increase the size of the font using @C-x C-+@.
This also works for a @*cocoa5*@ comint...
John Abbott
14:12 CoCoA-5 Feature #1236: Add "socket" devices
I have made the manual entry better (I hope!)
John Abbott
13:35 CoCoALib Design #1409: myTestIsPrimary & Co. : fix design
I like the suggestion to change the fn to *@void@*. Still we should discuss it when I'm there.
Also we should look ...
John Abbott

04 Feb 2020

13:48 CoCoALib Feature #1395: SHA checksum for released code
Florian has reported a problem with our being "naughty" about making a new release without changing the version numbe... John Abbott
13:38 CoCoALib Design #1409: myTestIsPrimary & Co. : fix design
The corrected code should be in 0.99700.
We should discuss the design when I'm in Genoa. Maybe we can finish this f...
John Abbott
13:35 CoCoA-5 Feature #1399: CoCoA-5 interpreter: idle/busy indicator
I have just spoken to Klaus.
JAA will try to modify the interpreter so that it send the "status messages" to a speci...
John Abbott

03 Feb 2020

17:47 CoCoA-5 Bug #1408 (Feedback): CoCoAManual - tex: error if syntax is missing
done. checked-in. Anna Maria Bigatti
15:08 CoCoA-5 Bug #1408 (In Progress): CoCoAManual - tex: error if syntax is missing
Yes, I think this is reasonable. Presumably the entries for the obsolescent commands should simply say which functio... John Abbott
11:32 CoCoA-5 Bug #1408 (Closed): CoCoAManual - tex: error if syntax is missing
I realized that tex fails if the syntax field of a command is missing, and the error message is not helpful (problem ... Anna Maria Bigatti
16:03 CoCoA-5 Feature #1410: IsDivisible also for INT
Yes. I think there are probably just two (main) cases:
* @RINGELEM@ and @RINGELEM@
* @INT@ and @INT@
* not so sur...
John Abbott
15:48 CoCoA-5 Feature #1410: IsDivisible also for INT
John Abbott wrote:
> I have been caught out by this myself on several occasions. I know one can use @mod@ instead, ...
Anna Maria Bigatti
13:42 CoCoA-5 Feature #1410 (In Progress): IsDivisible also for INT
I have been caught out by this myself on several occasions. I know one can use @mod@ instead, but it is more express... John Abbott
13:40 CoCoA-5 Feature #1410 (Closed): IsDivisible also for INT
In CoCoALib @IsDivisible@ works for various types of value, including integers.
In CoCoA-5, it expects just a @RINGE...
John Abbott
15:42 CoCoALib Bug #1411 (Closed): IsPrimary sometimes wrong
This was a duplicate of #1409; server problems in Genoa meant I didn't know/notice that Anna had already resolved thi... John Abbott
14:43 CoCoALib Bug #1411 (Resolved): IsPrimary sometimes wrong
I think it is OK now.
The problem was in @SparsePolyOps-ideal-ZeroDim.C@ around line 295. The result was computed...
John Abbott
13:45 CoCoALib Bug #1411 (Closed): IsPrimary sometimes wrong
The @IsPrimary@ sometimes gives a wrong result.
Here is an instance:...
John Abbott
15:39 CoCoALib Design #1409 (In Progress): myTestIsPrimary & Co. : fix design
I fixed this as well. Anyway, we can merge when I'm in Italy (hopefully).
I agree that the use of @myAssignPrimar...
John Abbott
13:21 CoCoALib Design #1409: myTestIsPrimary & Co. : fix design
I added the test to @exbugs.cocoa5@ Anna Maria Bigatti
13:20 CoCoALib Design #1409: myTestIsPrimary & Co. : fix design
This was the error, found by Ashkan Nikseresht (nice feedback! thanks!)... Anna Maria Bigatti
12:58 CoCoALib Design #1409 (Closed): myTestIsPrimary & Co. : fix design
I spent a few hours fixing a bug in... Anna Maria Bigatti

31 Jan 2020

13:57 CoCoA-5 Design #1407: Tagged values (Hilbert Series)
Done.
The solution I implemented is this. (a bit like public/private functions in C++)
The package $hp, responsibl...
Anna Maria Bigatti
11:25 CoCoA-5 Design #1407: Tagged values (Hilbert Series)
Yes, i just want to create a "new" Hilbert series without knowing a generating system of the ring corresponding to it... Bernhard Andraschko
10:46 CoCoA-5 Design #1407: Tagged values (Hilbert Series)
Fate wants that I'm facing exactly the same problem!!
And I have a neat idea in mind!
Bernhard: which tags do you...
Anna Maria Bigatti
10:29 CoCoALib Feature #1395: SHA checksum for released code
I suppose the GPG signatures give a better guarantee of correctness.
Probably we should try both ways, and see how...
John Abbott

30 Jan 2020

14:14 CoCoA-5 Design #1407 (Closed): Tagged values (Hilbert Series)
Bernhard Andraschko has a new program which calculates Hilbert series.
He would like to make it produce a result com...
John Abbott

29 Jan 2020

22:24 CoCoALib Bug #986 (In Progress): GFan: require version newer than 0.6
*2020-01-28* I have written to Anders. He is willing to put a @GFANLIB_VERSION@ CPP macro in future versions (starti... John Abbott
12:07 CoCoALib Feature #1395: SHA checksum for released code
I have just stumbled across "GPG" signatures for software. There is a description at @https://www.gnupg.org/gph/en/m... John Abbott

28 Jan 2020

15:56 CoCoA-5 Bug #1406 (New): Poor memory management?
I tried something like the following:... John Abbott
15:46 CoCoALib Feature #1405: New fn: interreduction
Julian already has an impl which works for him/
We should decide exact semantics and API.
*After* Vietnam!
John Abbott
15:45 CoCoALib Feature #1405 (Closed): New fn: interreduction
Add a new function to perform interreduction of a list of polys.
Julian already has an impl.
John Abbott
15:20 CoCoA-5 Support #1404: Which commands should "terms" be a keyword for?
hmmm, you are right.
"terms" should be in the keys for support, monomials, coefficients, at least.
Anna Maria Bigatti
14:41 CoCoA-5 Support #1404 (In Progress): Which commands should "terms" be a keyword for?
One possibility is that @?terms@ produces the page for @NumTerms@, but that then in the "see also" section there are ... John Abbott
14:26 CoCoA-5 Support #1404 (Closed): Which commands should "terms" be a keyword for?
What do you expect the CoCoA-5 manual to respond to the query:... John Abbott
11:57 CoCoA-5 Design #476: Review utility of package IO
I have implemented a *@fold@* function in CoCoALib, and exported it to CoCoA-5.
I have not implemented a "smart" f...
John Abbott
10:54 CoCoA-5 Bug #713 (Feedback): External libs: interrupting not easy
Since this issue was created we have also added @SignalWatcher@ to CoCoALib; so this issue is just as relevant to CoC... John Abbott
10:29 CoCoA-5 Feature #1358: Emacs UI: should active input line be cleared before sending line from CoCoA-5 file?
I think the function that I added is the following...
@(defun cocoa5-send-string (cocoa5-input-line)...)@
I prefe...
John Abbott
10:15 CoCoA-5 Bug #1384 (Feedback): NewPolyRing and SymbolRange
John Abbott

27 Jan 2020

18:03 CoCoALib Support #613: Which ubuntu / debian packages are needed to compile CoCoA
We should check the situation, and add appropriate advice in the release notes! John Abbott
17:58 CoCoALib Feature #4 (Rejected): Squarefree GCD-free basis
I am rejecting this issue.
The "squarefree" part is too risky/costly for large integer args.
It could be done for p...
John Abbott
17:55 CoCoALib Bug #2 (Resolved): Makefile problem in ROOT and/or src/AlgebraicCore
It still happens -- in a sense.
It is not really harmful; just a bit annoying.
If I do @make lib@ then it compi...
John Abbott
17:48 CoCoALib Design #854 (In Progress): Function MakeTermOrd should be renamed MakeTermOrdMat?
Currently we have @MakeTermOrd@ both in CoCoALib and CoCoA-5.
Acceptable? Close?
Last comment was 2 years ago.
John Abbott
17:43 CoCoALib Bug #736 (Closed): QuotientRing: is it correct to prohibit quotient by ideal(1)?
This was presumably done about 4 years ago, but we forgot to close the issue...
Closing now.
John Abbott
17:35 CoCoALib Slug #722: valuation slow for large inputs
The timings on my current machine (Fujitsu) are:
@FactorMultiplicity(2, N)@ about 16s
@FactorMultiplicity(5, N)@ ...
John Abbott
17:30 CoCoALib Support #256: Improve doc about ordering/grading for poly rings
It would be nice to finish this issue... possible for 0.99700?
[not really urgent, but its has been lingering for a ...
John Abbott
15:40 CoCoALib Support #618: Instructions for compiling libnormaliz
Here is what I did:... John Abbott
15:32 CoCoALib Design #769: CoCoALib cone
What is the status of this issue? Can we close it?
John Abbott
15:25 CoCoALib Design #932 (Closed): CoCoALib configuration: BOOST dependency
Since we moved to C++11/C++14 we can use an atomic C++ counter instead of the threadsafe code; so I have already dele... John Abbott

26 Jan 2020

15:50 CoCoALib Support #1161 (Feedback): Split NumTheory.C into several smaller files
Now I think this is done:... John Abbott
09:53 CoCoALib Support #26: Redmine Administration
Should we close this issue? Is it quite old, and I think we have learned to use redmine reasonably well.
Accordin...
John Abbott
09:44 CoCoALib Slug #969 (Feedback): Output to bad stream (operator<< and myOutput): just return immediately
Here is a simple program I have used for testing (just printing of @BigInt@):... John Abbott

25 Jan 2020

15:35 CoCoALib Design #849: Cleanup MinPoly code
Better to postpone this?
John Abbott
15:29 CoCoALib Design #855: Copyright and authorship?
Any progress here?
I have noticed many files still do not have Abbott and Bigatti as copyright holders; I usually ...
John Abbott
15:26 CoCoALib Feature #658 (Resolved): Indets actually in a poly (or vector or matrix)
Comment 18 about says that I have checked the code in (seems to be true!)
*Still no doc; and probably no examples.*
John Abbott
15:20 CoCoALib Design #1391: RingElems: syntax with [ and ] ?
The issue about allowing @[...]@ or not is similar (in my mind) to the issue about a semicolon at the end *@ReadExprS... John Abbott

24 Jan 2020

22:34 CoCoALib Bug #1308 (Feedback): test-GFan1 fails
I blindly followed the advice in the error mesg, and now it seems to work.
Checking in :-)
John Abbott
17:23 CoCoALib Bug #1308: test-GFan1 fails
I was lucky 5 month ago... now I cannot even compile gfanlib. @configure@ fails :-(
John Abbott
22:10 CoCoALib Bug #1402 (Resolved): gfan: installation problem: configure reports cdd.h present but cannot be compiled
Now CoCoALib compiles with GFan, but @test-GFan1@ give the same problem as mentioned in #1308.
John Abbott
22:03 CoCoALib Bug #1402 (In Progress): gfan: installation problem: configure reports cdd.h present but cannot be compiled
It seems that @configure@ was giving just a warning (which is probably not a good sign). Anyway, it also created the... John Abbott
17:26 CoCoALib Bug #1402 (Closed): gfan: installation problem: configure reports cdd.h present but cannot be compiled
I have installed @cddlib-094j@, or so I believe -- a header file reports 0.94i as the version.
I then tried:
<pre...
John Abbott
21:32 CoCoA-5 Feature #1401: Parolacce e basi border
L'idea che il codice di Kaspar (BB in C++) muoia dispiace a Martin.
Ma non vedo proprio perche' io devo pagare il ...
John Abbott
15:00 CoCoA-5 Feature #1401: Parolacce e basi border
Maybe Long can do this. I certainly do not want to.
Why the F*** does Martin get his students to produce so much ...
John Abbott
14:59 CoCoA-5 Feature #1401 (Closed): Parolacce e basi border
Martin vuole che il vecchio pacchetto per le basi border sia tradotto in CoCoA-5.
Sono 1400 righe scritte da scimpan...
John Abbott
21:20 CoCoA-5 Bug #1403 (In Progress): RingID: remove this function?
Long insisted that if this function exists then there *must* also be a function which given the index would return th... John Abbott
17:54 CoCoA-5 Bug #1403: RingID: remove this function?
Maybe we should change the doc to say that people should not normally us this function?
John Abbott
17:52 CoCoA-5 Bug #1403 (In Progress): RingID: remove this function?
Long completely fails to understand why this function should not be used.
Delete it?
John Abbott
15:53 CoCoA-5 Feature #1399: CoCoA-5 interpreter: idle/busy indicator
Here is what I get currently:... John Abbott
11:41 CoCoA-5 Feature #1399: CoCoA-5 interpreter: idle/busy indicator
I have just modified @Interpreter.C@ so that it prints out @[WAITING FOR INPUT]@ and @[RUNNING]@.
A few quick tests ...
John Abbott
11:32 CoCoA-5 Feature #1399: CoCoA-5 interpreter: idle/busy indicator
I have just spoken to Kreuzer, and he showed me that the old ApCoCoA GUI would indicate either "Calculation in progre... John Abbott

23 Jan 2020

17:32 CoCoA-5 Feature #1399: CoCoA-5 interpreter: idle/busy indicator
Perhaps the relevant function is @Interpreter::readAndExecute@, not sure though... (too busy with other stuff curren... John Abbott
15:05 CoCoA-5 Feature #1399: CoCoA-5 interpreter: idle/busy indicator
I looked through the CoCoA-4 code (which used a Qt interface).
The situation is different from Klaus's problem becau...
John Abbott

22 Jan 2020

15:01 CoCoA-5 Feature #1399: CoCoA-5 interpreter: idle/busy indicator
A problem with watching for the prompt is that a user program might print out a copy of the prompt inside some string... John Abbott
09:58 CoCoA-5 Feature #1399: CoCoA-5 interpreter: idle/busy indicator
For cocoa5 it's easy: if there is no prompt, then it is busy.
That was not the case for cocoa-4, which had no prompt...
Anna Maria Bigatti
13:53 CoCoA-5 Support #1400 (In Progress): Title of manual entry: tutorial on operations on polynomials
I wanted to show my students how they could use the CoCoA on-line manual to find the function *@monomials@* knowing o... John Abbott
13:49 CoCoA-5 Support #1400 (Closed): Title of manual entry: tutorial on operations on polynomials
I have just added a new tutorial about operations on polynomials.
I think its title could be better. Suggestions?
John Abbott
10:46 CoCoA-5 Bug #1397 (In Progress): Crashes if CoCoAHelp.xml is missing
The problem is in the constructor (I think)... Anna Maria Bigatti
10:07 CoCoA-5 Bug #1397: Crashes if CoCoAHelp.xml is missing
I see that this give error with no crash (loading extra manuals). This was what worried me most.... Anna Maria Bigatti
10:03 CoCoA-5 Bug #1397: Crashes if CoCoAHelp.xml is missing
ouch!
it should never happen, really.
But it is *bad*. I'll fixi it.
Anna Maria Bigatti

21 Jan 2020

20:36 CoCoA-5 Feature #1399 (In Progress): CoCoA-5 interpreter: idle/busy indicator
I still have the C4 source code, but also have very little desire to delve into it to find out what was done for the ... John Abbott
20:24 CoCoA-5 Feature #1399 (Closed): CoCoA-5 interpreter: idle/busy indicator
Klaus Nguetsa is building a new GUI for ApCoCoA+CoCoA-5.
He would like to emulate the feature on the old C4 GUI wh...
John Abbott
20:22 CoCoA-5 Support #1398: Website: hide/delete all the CoCoA-4 stuff?
I have put 5.3.0 as the target, since it would be good to do the cleaning before releasing 5.3.0, but it is not neces... John Abbott
20:21 CoCoA-5 Support #1398 (Closed): Website: hide/delete all the CoCoA-4 stuff?
Proposal: hide or remove all pages about CoCoA-4 (and its manual).
We could perhaps add a sentence that anyone who...
John Abbott
15:33 CoCoA-5 Bug #1397 (Closed): Crashes if CoCoAHelp.xml is missing
If I make a manual query when the file @CoCoAHelp.xml@ is not found where expected, an @UNCAUGHT CoCoA ERROR@ happens... John Abbott

19 Jan 2020

10:56 CoCoA-5 Support #1315: Manual entry about reporting bugs?
BTW what was the original problem? Was it ever resolved? I suppose it was reported via email (?); when?
Why is the...
John Abbott
10:52 CoCoA-5 Feature #175: Approximate BuchbergerMoeller: port to CoCoA-5
I believe this is not urgent, and it would also require some time and effort to achieve, so postponing.
Not sure why...
John Abbott
10:47 CoCoA-5 Slug #1390 (Feedback): CoCoA-5 test: radical too slow
I have removed @ulimit@ from @RunTests.sh@.
All tests pass, even with debugging active.
Now all CoCoA-5 tests tog...
John Abbott

18 Jan 2020

20:40 CoCoA-5 Bug #1335: ManExamples: some problems
I have commented out the example for @StandardInput@. Hopefully the user will understand...
John Abbott
20:18 CoCoA-5 Support #1344: Clean out OBSOLESCENT
Check the manual. Perhaps genuinely remove the fns which are only commented out?
John Abbott
20:05 CoCoALib Feature #202: MatrixView/function for viewing a single row or column (RowMat, ColMat)
Should the "get-row" or "get-col" function make a copy or just refer to the original matrix?
Making a copy could b...
John Abbott
19:59 CoCoALib Feature #202: MatrixView/function for viewing a single row or column (RowMat, ColMat)
We could even use the names *@row@* and *@col@*, so sample uses would be ... John Abbott
19:47 CoCoALib Bug #1264 (In Progress): Remove unnecessary files before making CoCoALib release TGZ files
We should make a few tests to see what actually happens with the current scripts.
While it should be harmless to a...
John Abbott
19:24 CoCoA-5 Bug #1396: Website: download page for CoCoA-4 burns CPU
I'll think about it and investigate
Anna Maria Bigatti
15:00 CoCoA-5 Bug #1396: Website: download page for CoCoA-4 burns CPU
I am inclined to remove the web pages about downloading CoCoA-4.
If we really want to continue to make it availabl...
John Abbott
14:59 CoCoA-5 Bug #1396 (Closed): Website: download page for CoCoA-4 burns CPU
By chance I landed on the download page for CoCoA-4 -- apparently we still have such a page!
It caused Firefox on ...
John Abbott
 

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