Activity
From 25 Dec 2019 to 23 Jan 2020
23 Jan 2020
- 17:32 Feature #1399: CoCoA-5 interpreter: idle/busy indicator
- Perhaps the relevant function is @Interpreter::readAndExecute@, not sure though... (too busy with other stuff curren...
- 15:05 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...
22 Jan 2020
- 15:01 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...
- 09:58 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... - 13:53 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...
- 13:49 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?
- 10:46 Bug #1397 (In Progress): Crashes if CoCoAHelp.xml is missing
- The problem is in the constructor (I think)...
- 10:07 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....
- 10:03 Bug #1397: Crashes if CoCoAHelp.xml is missing
- ouch!
it should never happen, really.
But it is *bad*. I'll fixi it.
21 Jan 2020
- 20:36 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 ...
- 20:24 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... - 20:22 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...
- 20:21 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... - 15:33 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...
19 Jan 2020
- 10:56 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... - 10:52 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... - 10:47 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...
18 Jan 2020
- 20:40 Bug #1335: ManExamples: some problems
- I have commented out the example for @StandardInput@. Hopefully the user will understand...
- 20:18 Support #1344: Clean out OBSOLESCENT
- Check the manual. Perhaps genuinely remove the fns which are only commented out?
- 19:24 Bug #1396: Website: download page for CoCoA-4 burns CPU
- I'll think about it and investigate
- 15:00 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... - 14:59 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 ...
16 Jan 2020
- 16:31 Slug #1392 (In Progress): ApproxSolve: another slow example
- We (Robbiano and I) found a way to solve it quickly: compute the radical first!...
- 14:10 Design #1334: sylvester or SylvesterMat?
- Added test to @test-MatrixSpecial1.C@
- 12:28 Design #1334 (Closed): sylvester or SylvesterMat?
- There is no test, but otherwise the code looks fine. Closing.
- 12:19 Support #1350: CoCoA manual: entry for operators, shortcuts
- The standard arithmetic operators were not listed (plus, minus, times, divide, power). Maybe others too? We should ...
- 12:17 Feature #1372: New function: find ?
- This is probably a very useful issue, but I prefer to add new functions after the next release (unless this fn is nee...
- 12:15 Bug #1230: PrimaryDecomposition with lex ordering
- This seems to work for me now.
We must add a test to @exbugs.cocoa5@; we can simply copy the failing case from the...
13 Jan 2020
- 21:35 Support #1393 (Feedback): GUI with Qt5
- Ulrich von der Ohe has written saying that he appears to have a working GUI with Qt5 (on his Linux box).
He has se... - 20:52 Slug #1392: ApproxSolve: another slow example
- It took about 3mins on my computer: anyway not more than 220s.
- 20:48 Slug #1392 (Closed): ApproxSolve: another slow example
- Here is another seemingly simple system where @ApproxSolve@ is unexpectedly slow...
- 16:35 Feature #1243: New function: Read a string into a list (of RingElem) -- CoCoA-5
- As discussed in #1931, there are now two functions:
(A) @RingElems(RING, STRING)@ example @RingElems(P, "x*y,z")@
... - 12:16 Slug #1390 (Resolved): CoCoA-5 test: radical too slow
- I separated the file into two files
@radical0dim.cocoa5@ and @radical.cocoa5@.
Even though the function is the same...
10 Jan 2020
- 17:08 Slug #1390: CoCoA-5 test: radical too slow
- I have disabled the slow test, and checked in.
Now all CoCoA-5 tests complete in 12s instead of 23s
- 15:56 Slug #1390 (In Progress): CoCoA-5 test: radical too slow
- The @radical.cocoa5@ test took 160s (2 min 40s) on the netbook.
I propose simply commenting out that last slow cas...
09 Jan 2020
- 21:15 Feature #1316 (In Progress): Matrix row reduction (rref)
- I have put a simple implementation into the current "internal" version of CoCoALib (and CoCoA-5).
It is called *@rre... - 21:08 Bug #1384 (Resolved): NewPolyRing and SymbolRange
- It appears to work fine for me (Linux).
- 17:40 Bug #1384: NewPolyRing and SymbolRange
- Done and cvs-ed.
I cleaned up the code in the 3 files @RingDistr..@ and ediffed them so they are a little bit more s... - 12:21 Bug #1384: NewPolyRing and SymbolRange
- Now using @ERR::Empty@ (maybe not ideal, but better)...
- 12:00 Bug #1384: NewPolyRing and SymbolRange
- My opinion:
What should SymbolRange do if there are no indets in the range?
empty list (non error)
What should... - 20:49 Slug #1390: CoCoA-5 test: radical too slow
- On my computer with debugging the test @radical.cocoa5@ takes more than 60s. It is just about tolerably fast when I ...
- 20:46 Slug #1390 (Closed): CoCoA-5 test: radical too slow
- The CoCoA-5 test @radical.cocoa5@ is too slow: it takes longer than all the other CoCoA-5 tests combined.
The culp... - 20:39 Support #977: "universal denominator" (related with GroebnerFanIdeals)
- What is the status of this issue? It is written in a way which suggests that an implementation exists somewhere, but...
- 20:29 Bug #1294: CoCoA-5 tests may fail even if executed correctly
- Not sure how to improve the situation here.
In a sense, all tests passing should mean that CoCoA-5 is "clean"; if ... - 14:19 Bug #1385 (Feedback): valgrind: reports 456byte leak
- My fault: I have forgotten to @delete@ some memory obtained via @operator new@.
I have corrected the impl of @Signal... - 11:56 Feature #1374 (Feedback): Add function power to CoCoA-5
- I have just added a manual entry for @power@. I also removed the keyword @power@ from the entry for @DiagMat@.
- 11:46 Bug #1356: CoCoA-5 header files: should use a common prefix for CPP variables which enforce read-once
- Postpone because it is not urgent/important. It should be a simple change, but I prefer to do it when there is less ...
- 11:43 Support #1368 (Feedback): Improve manual for mod
- I have updated the manual entry; I think it is clear now.
- 11:35 Design #1352: cocoa5 (launch) script: sleep time
- This has been working fine for about 2 months; so moving to _feedback_.
- 11:33 Support #1386: IsIndetPosPower: behaviour and manual page
- John Abbott wrote:
> What should @IsIndetPosPower(x/x)@ give?
> Error or @false@?
> I expected @false@ but actuall... - 11:31 Support #1344 (In Progress): Clean out OBSOLESCENT
- I have just commented out all fns in @obsolescent.cpkg5@ which have been there at least 4 years.
All CoCoA-5 tests p... - 11:25 Bug #1383 (Feedback): NewPolyRing on MS Windows
- 11:21 Bug #1382 (Closed): SEGV: should have been harmless
- tested on MacOS. OK.
- 10:02 Support #1387 (In Progress): John's visit Feb 2020
- Here is a list of *PREPARATIONS* before the visit:
* issues which have been in _feedback_ for some time should be cl...
08 Jan 2020
- 16:41 Bug #1382: SEGV: should have been harmless
- All tests pass, and I have checked in.
- 16:05 Bug #1382 (Feedback): SEGV: should have been harmless
- The clue from @valgrind@ was very helpful.
The fn @CommonDenom@ did not check for the case of an empty list (and the... - 15:47 Bug #1382: SEGV: should have been harmless
- @valgrind@ suggests that the problem arose inside a call to @CommonDenom@ when it called @IsPolyRing@ (which called @...
- 15:44 Bug #1382 (In Progress): SEGV: should have been harmless
- According to gdb, the program crashed in line 48 of @SmartPtrIRC.H@
I wonder what that means 8-|
- 16:08 Bug #1383: NewPolyRing on MS Windows
- I confirm it works fine on MacOS.
- 15:03 Bug #1383: NewPolyRing on MS Windows
- Both Bernhard and Peter confirm that everything is fine using the "interim" release 5.2.5; they did comment that the ...
- 09:37 Bug #1383: NewPolyRing on MS Windows
- According to Peter Mader it also works on Linux with this version, so I think we can close this thread.
- 09:19 Bug #1383 (Resolved): NewPolyRing on MS Windows
- Can we now close this issue as it seems to be completely resolved using the latest release of CoCoA-5?
Anyway, a tes... - 01:02 Bug #1383: NewPolyRing on MS Windows
- The error code displayed after calling the function ...
07 Jan 2020
- 21:59 Bug #1383: NewPolyRing on MS Windows
- In any case we should add an example like this as a new "official" test.
- 16:31 Bug #1383: NewPolyRing on MS Windows
- JAA says the bug is not present on current internal version of CoCoA-5 compiled and running on Linux.
The error me... - 16:29 Bug #1383 (Closed): NewPolyRing on MS Windows
- Bernhard Andraschko reports that the following causes a crash on MS Windows 10 Pro (10.0.17763)...
- 21:53 Support #1387: John's visit Feb 2020
- * Perhaps arrange for the last few (1, 2, 3?) messages sent to the CoCoA mailing list to be easily accessible from th...
- 21:51 Support #1387: John's visit Feb 2020
- Here is a list of things to do (mostly references to other issues):
* fix SEGV bug (#1382)
* look at #1375 and #137... - 21:50 Support #1387 (Closed): John's visit Feb 2020
- This issue is to gather things to do during John's visit.
- 21:30 Support #1386: IsIndetPosPower: behaviour and manual page
- What should @IsIndetPosPower(x/x)@ give?
Error or @false@?
I expected @false@ but actually got an error.
- 21:22 Support #1386 (Closed): IsIndetPosPower: behaviour and manual page
- There is no manual page for @IsIndetPosPower@.
- 20:51 Bug #1385: valgrind: reports 456byte leak
- Here is the output from @valgrind@:...
- 20:49 Bug #1385 (Closed): valgrind: reports 456byte leak
- I ran @valgrind@ on @CoCoAInterpreter@ taking input from @/dev/null@ (_i.e._ empty input).
The resulting report sa... - 16:45 Bug #1384: NewPolyRing and SymbolRange
- Here is a session sample:...
- 16:42 Bug #1384 (Closed): NewPolyRing and SymbolRange
- What should @SymbolRange@ do if there are no indets in the range?
What should @NewPolyRing@ do if the result of @Sy... - 16:07 Bug #1382: SEGV: should have been harmless
- I was using CoCoA-5 to look for some examples to show the students. It was a surprise when it SEGV'd :-(
- 16:06 Bug #1382 (Closed): SEGV: should have been harmless
- I get a SEGV with the following input (no SEGV if the number of loop iters is 100)....
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