Activity
From 04 Mar 2020 to 02 Apr 2020
26 Mar 2020
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11:40 CoCoA-5 Design #990: CoCoA-5 distribution: tidying
- It's a bit late to make a change for the current version, but we could do it for the next release...
I suggest postp... -
11:38 CoCoA-5 Design #990: CoCoA-5 distribution: tidying
- Here is a quick summary of what I think the installation "script" for CoCoALib does:
* create new dir with name like... -
10:28 CoCoALib Feature #1299: New fn ConstantTerm?
- I have a prototype impl, much like the impl for *@HomogCompt@*.
It is disappointingly slow for larger polynomials:...
24 Mar 2020
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22:37 CoCoA-5 Support #1222 (Feedback): Release CoCoA-5.3.0
- release for windows done (maybe)
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21:49 CoCoALib Feature #1299: New fn ConstantTerm?
- This is a little bit like *@HomogCompt(f,0)@*. See issue #1439.
20 Mar 2020
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18:00 CoCoA-5 Design #990: CoCoA-5 distribution: tidying
- John Abbott wrote:
> *NOTE*: the linux version unpacks into *@cocoa-5.3.0/@* whereas the Mac version unpacks into *@... -
13:21 CoCoA-5 Design #990 (Feedback): CoCoA-5 distribution: tidying
- *NOTE*: the linux version unpacks into *@cocoa-5.3.0/@* whereas the Mac version unpacks into *@CoCoA-5.3@*. *Intenti...
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13:06 CoCoALib Support #1338: Release CoCoALib-0.99700
- The section in the web page with "Notes" looks a bit strange: _e.g._ "New and renamed files" seems to have two empty ...
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13:04 CoCoALib Feature #1395: SHA checksum for released code
- I suggest putting the SHA-256 checksum in the "Notes" section on the web page for source releases.
Probably the best... -
12:57 CoCoA-5 Support #1445: Automatic way to produce statically linked CoCoAInterpreter
- *IMPORTANT* see the discussion in issue #1443 (about "illegal instruction") before doing much here!
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12:55 CoCoA-5 Feature #1439 (Closed): New function: LinearForm
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12:54 CoCoA-5 Support #1447: Manual entry for RandomLinearForm
- I have just checked in a (very) minor update to the man page for @RandomLinearForm@.
I have added a see-also to @Hom... -
12:35 CoCoA-5 Support #1447 (In Progress): Manual entry for RandomLinearForm
- Robbiano requested the new function @LinearForm@ (see #1439), and clearly had in mind that it should be linear wrt th...
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12:30 CoCoA-5 Support #1447 (Closed): Manual entry for RandomLinearForm
- I suggest making the manual entry for *@RandomLinearForm@* more explicit, now that we have @HomogCompt@ which respect...
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12:23 CoCoA-5 Feature #1367 (Feedback): CoCoA-5.3.0: release linked with more recent version of normaliz
- Anna says she has now managed to get successful compilation with N-3.8.4.
She should register (to this issue) the ti... -
12:22 CoCoA-5 Bug #1443: Illegal instruction
- I have postponed this issue to the next release. This release we used the workaround to compile on a different machi...
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12:18 CoCoA-5 Bug #755 (Closed): Find out how to compile statically on linux
- I think this issue has run its course, so I'm closing it.
The important points are:
* comment 24 (all of it)
* c...
14 Mar 2020
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21:46 CoCoA-5 Bug #1443: Illegal instruction
- OK, I do not know what is going on. This is *really annoying!*
I have compiled CoCoA-5 with the *@generic@* opti... -
20:29 CoCoA-5 Bug #1443: Illegal instruction
- The illegal instruction seems to be coming from the statically linked GMP library -- that is *@libgmp.a@* (and/or @l...
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12:08 CoCoA-5 Support #1222: Release CoCoA-5.3.0
- There's a new version of GMP!! Released almost 2 months ago, but I didn't notice.... odd!
12 Mar 2020
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22:28 CoCoALib Bug #1264 (Closed): Remove unnecessary files before making CoCoALib release TGZ files
- John checked
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22:17 CoCoA-5 Bug #1442 (Closed): CoCoAInterpreter: executable size
- I have sent several stripped executables to Matteo; some have worked, some have not.
Anyway, I am now convinced that... -
13:36 CoCoA-5 Bug #1442 (Feedback): CoCoAInterpreter: executable size
- Last night I made a release version (stripped, with statically linked @libgmpxx.a@, @libgmp.a@, @libreadline.a@, @lib...
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15:55 CoCoA-5 Bug #1443: Illegal instruction
- It could also be that the "illegal instruction" does not come from CoCoA at all, but is in one of the already compile...
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15:40 CoCoA-5 Bug #1443: Illegal instruction
- There is information on the web page:...
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15:33 CoCoA-5 Bug #1443: Illegal instruction
- It seems that *@--march=i686@* is *not correct*. It says that it does not support x86_64 instruction set :-(
Inves... -
14:50 CoCoALib Design #1446: Start using C++14 "move" capability
- We need to do this piecemeal as many different classes must be considered. Besided modifying the class, we will prob...
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14:46 CoCoALib Design #1446 (In Progress): Start using C++14 "move" capability
- C++14 (maybe even C++11?) offer an appealing notion of "move ctor" which avoid some deep copies.
We should adapt o... -
14:39 CoCoALib Bug #591: Problem with template instantiation and order of include directives
- What should we do with this issue? The correct "solution" is for us to learn the foibles of C++.
It does highlig... -
14:34 CoCoALib Support #861: Janet basis code: TmpJB files give some problems with C++11 (using CLANG/LLVM)
- What is the status this issue? Is it now fully resolved?
Anna succeeded (2020-03-11) in compiling on her Mac, pres... -
13:32 CoCoA-5 Support #1445 (New): Automatic way to produce statically linked CoCoAInterpreter
- Find a way to automate what has been discovered in issue #755.
Presumably it would be nice if I could just "downlo...
11 Mar 2020
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21:34 CoCoA-5 Support #240 (Closed): GUI compilation: GMP is not naturally thread-safe
- No one seems to care about this issue; I'm pretty sure it has lost all relevance, so I'm closing it.
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21:28 CoCoA-5 Design #1348: cocoa5 script for releases
- Regarding comment 7: I spotted the code which checked for 64-bit platform, and complained if not.
Now I'm undecide... -
18:18 CoCoA-5 Feature #1439: New function: LinearForm
- Added doc for CoCoALib.
Still no test :-/
Close anyway?
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18:14 CoCoA-5 Feature #1439: New function: LinearForm
- I have implemented @HomogCompt@. Also accessible from CoCoA-5 (with man page).
No tests, no CoCoALib doc (oops... I... -
16:20 CoCoA-5 Feature #1439: New function: LinearForm
- What should the fn name be? *@HomogForm@* or *@HomogCompt@*?
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15:27 CoCoA-5 Feature #1439: New function: LinearForm
- John Abbott wrote:
> I now have a prototype of *@HomogForm(f,d)@* in C++.
> It seems to be about 30 times faster th... -
13:47 CoCoA-5 Feature #1439: New function: LinearForm
- I now have a prototype of *@HomogForm(f,d)@* in C++.
It seems to be about 30 times faster than @LinearForm@ in CoCoA... -
17:42 CoCoALib Feature #1395: SHA checksum for released code
- adjusted the page and the release-xxx.sh file to produce the correct files and instructions for publishing.
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12:26 CoCoALib Feature #1395: SHA checksum for released code
- I think I might be slightly confused. What I wrote above in comments 11 and 12 actually refers to the "binary" relea...
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14:06 CoCoA-5 Support #322: Installation instructions (on website)
- Actually this issue was about helping "install" the CoCoA executable on *LINUX*.
Probably we should handle two cas... -
13:40 CoCoA-5 Support #322: Installation instructions (on website)
- Yes, that is clearer, thanks! As you say, it is also a good idea to test it with some "volunteers" ;-)
It is easi... -
12:25 CoCoA-5 Support #322: Installation instructions (on website)
- John Abbott wrote:
> The problem was that he had unpacked the zip file in @c:\@, which created a directory with a na... -
12:27 CoCoA-5 Bug #1443: Illegal instruction
- I'm still waiting for feedback from Matteo.
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11:22 CoCoALib Feature #206: Matrix equation solving: LinKer
- John Abbott wrote:
> Florian suggests that the name *@LinKerZZ@* is superfluous, and that *@LinKer@* should automati...
10 Mar 2020
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16:21 CoCoA-5 Bug #755: Find out how to compile statically on linux
- I have just found on StackOverflow that one can use @gcc@ to find where libraries are:...
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15:56 CoCoA-5 Bug #755: Find out how to compile statically on linux
- It seems that I must specify both @libtermcap@ and @libtinfo@ statically (and in that order!). On my Ubuntu box they...
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15:14 CoCoA-5 Bug #755: Find out how to compile statically on linux
- @libreadline@ on my Ubuntu machine depends on the *@tinfo@* library; I have a static version at *@/usr/lib/x86_64-lin...
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15:47 CoCoALib Feature #1444: HNF: Hermite Normal Form
- Florian has already put a prototype impl (CoCoA-5) in issue #1304. This should be ported to C++.
NTL has HNF whic... -
15:43 CoCoALib Feature #1444 (New): HNF: Hermite Normal Form
- It would be nice to have HNF in CoCoALib.
I can see two cases:
* *(special)* over @ZZ@
* *(general)* over a more... -
15:39 CoCoALib Feature #206: Matrix equation solving: LinKer
- Florian suggests that the name *@LinKerZZ@* is superfluous, and that *@LinKer@* should automatically call @LinKerZZ@ ...
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15:12 CoCoA-5 Support #1222 (In Progress): Release CoCoA-5.3.0
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15:07 CoCoA-5 Bug #1442: CoCoAInterpreter: executable size
- I have changed the @release-linux.sh@ script so that it strips @CoCoAInterpreter@ before making the TGZ file.
We c... -
12:37 CoCoA-5 Bug #1442: CoCoAInterpreter: executable size
- So, should we put a stripped version of the executable in the official release, or leave the symbol table in there?
... -
11:09 CoCoA-5 Bug #1442 (In Progress): CoCoAInterpreter: executable size
- After running @strip@ on the executable the size dropped to 15Mbytes. Wow!
Now, why is the Mac version so big? ;... -
11:06 CoCoA-5 Bug #1442 (Closed): CoCoAInterpreter: executable size
- Why is the last binary release for Linux about 81Mbyte when that for Mac is only 27Mbyte?
The Linux one is surely ... -
14:08 CoCoA-5 Bug #1443: Illegal instruction
- -Maybe the correct flag is *@-march=i686@*.- *NO! This did not work* (see comment 5)
Presumably this has to be ... -
14:02 CoCoA-5 Bug #1443 (In Progress): Illegal instruction
- I do not know what the problem can be at the moment.
I would not expect stripping a binary to cause such a problem... -
13:59 CoCoA-5 Bug #1443 (Closed): Illegal instruction
- I sent a compressed stripped binary to Matteo via email, but he reports a problem with *@Illegal instruction@*.
In... -
13:15 CoCoA-5 Support #322: Installation instructions (on website)
- A student here had trouble installing CoCoA-5.2.5 on a Microsoft Windows 10 computer.
The problem was that he had ...
09 Mar 2020
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16:52 CoCoA-5 Feature #1439: New function: LinearForm
- John Abbott wrote:
> Do we have a function which computes a list of homog compts?
no, we explicitely decided not ... -
15:36 CoCoA-5 Feature #1439: New function: LinearForm
- Do we have a function which computes a list of homog compts?
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16:31 CoCoALib Feature #1395 (Resolved): SHA checksum for released code
- I have also added a quick check that there are no writable files in the subtree to be released.
I have modified @r... -
15:26 CoCoALib Feature #1395: SHA checksum for released code
- So far I have made a small change to @release-linux.sh@.
I have added a line after the @MakeTGZ@ line:... -
16:01 CoCoALib Bug #1264: Remove unnecessary files before making CoCoALib release TGZ files
- I'll check once we have a source TGZ release. When that is clean, I'll close this issue (hopefully today or tomorrow...
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15:56 CoCoA-5 Design #990: CoCoA-5 distribution: tidying
- I have just checked the contents of @cocoa-5.3-mac.tgz@.
There are three files whose names begin with dot-underscore... -
13:51 CoCoA-5 Design #990: CoCoA-5 distribution: tidying
- Anna Maria Bigatti wrote:
> John Abbott wrote:
> > Maybe the commands in the script @FIX_PERMS.sh@ can be put into ... -
11:31 CoCoA-5 Design #990: CoCoA-5 distribution: tidying
- John Abbott wrote:
> Maybe the commands in the script @FIX_PERMS.sh@ can be put into a shell function in @release-co... -
15:36 CoCoA-5 Support #1027 (Closed): CoCoAManual: add a page with some emacs hints?
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15:34 CoCoA-5 Slug #948: radical is slow (compared to singular) on these examples
- This is almost resolved: we add some extra time when computing the RGB in the main loop.
This works well, but the qu... -
15:28 CoCoA-5 Bug #1438 (Closed): ABORT for unterminated string literal
- Closing
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13:18 CoCoA-5 Support #1258 (Closed): Manual page for CantStop
- Anticipated because it is an example of the main new feature of this release: @GetLine@
(the reason why it is 5.3.0)
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10:36 CoCoALib Feature #1441 (New): GFan: port CoCoA_5 functions into CoCoALib
- Many useful GFan-based functions are implemented in CoCoA-5.
Port them into CoCoALib.
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10:26 CoCoA-5 Support #1222: Release CoCoA-5.3.0
- updated starting page: https://cocoa.dima.unige.it/redmine/
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10:25 CoCoALib Support #1338: Release CoCoALib-0.99700
- updated starting page: https://cocoa.dima.unige.it/redmine/
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07:31 CoCoA-5 Support #1440: Surprising parser error: INT+DOT+IDENTIFIER
- vandal ;-)
08 Mar 2020
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09:24 CoCoA-5 Support #1440: Surprising parser error: INT+DOT+IDENTIFIER
- I found this behaviour after deliberately feeding random input to CoCoA-5. It survived :-)
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09:23 CoCoA-5 Support #1440 (New): Surprising parser error: INT+DOT+IDENTIFIER
- CoCoA correctly gives a parse error given the input *@8.a;@*
The error message is:...
07 Mar 2020
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11:20 CoCoA-5 Feature #1439 (Feedback): New function: LinearForm
- updated RelNotes
Checked in everything
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09:21 CoCoA-5 Feature #1439 (Resolved): New function: LinearForm
- documentation done
(but checkin later -- flat battery) -
09:17 CoCoA-5 Feature #1439: New function: LinearForm
- Done (in NotBuiltin.cpkg5)
Funny cases:
if f = 0 returns 0
if GradingDim<>1 returns error
use weights: es:
<pr... -
09:14 CoCoA-5 Feature #1439 (Closed): New function: LinearForm
- Add function which returns the sum of the summends of degree 1.
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08:51 CoCoALib Feature #1212: New function: GBasisByHomog
- Notes for me. In general: M matrix ordering.
If first row of M all positive
m m m 1
M 0
otherwise
1 1 1...
06 Mar 2020
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19:35 CoCoA-5 Bug #755: Find out how to compile statically on linux
- Sometimes I engage brain before writing, sometimes I don't... (sigh)
When I build CoCoA-5 on my current Linux box,... -
15:11 CoCoA-5 Bug #755: Find out how to compile statically on linux
- I am now fairly convinced that:
* *default Linux version* should be *without @readline@*
* ideally we also make ava... -
17:41 CoCoALib Feature #1434 (Closed): GBasisByHomog for DegLex
- Done.
I had some problems in finding the correct functions to make the matrix.
I'll write some notes about making t... -
16:35 CoCoALib Feature #1427: New function: LawrenceMat
- John Abbott wrote:
> Any objections to changing the return type to @ConstMatrixView@?
> It seems more "natural/effi... -
16:07 CoCoALib Feature #1427 (Closed): New function: LawrenceMat
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15:48 CoCoALib Feature #1427: New function: LawrenceMat
- Any objections to changing the return type to @ConstMatrixView@?
It seems more "natural/efficient" to me than necess... -
15:43 CoCoALib Feature #1427: New function: LawrenceMat
- What is the definition of _Lawrence lifting_?
I found a paper on ArXiV: @arxiv.org/pdf/1508.05461.pdf@ which gives... -
16:19 CoCoALib Feature #1395: SHA checksum for released code
- If we want to do this, we should delay the release a few days, so we can find out what to do.
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15:39 CoCoALib Feature #1210: New Fn: make public "coefficients" (of poly wrt a given PP basis)
- I think there is good reason to make the other version of this function available, incl. the one Anna proposed, namel...
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12:24 CoCoA-5 Feature #1399 (Closed): CoCoA-5 interpreter: idle/busy indicator
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12:23 CoCoA-5 Feature #1399: CoCoA-5 interpreter: idle/busy indicator
- My testing suggests that this is OK now.
As I wrote in #1438, I now doubt whether it was useful to try to handle "... -
12:05 CoCoA-5 Bug #1438 (Feedback): ABORT for unterminated string literal
- The fix seems reasonable, and some testing suggests that it is working OK.
Now I wonder whether it was even worth ... -
10:15 CoCoA-5 Bug #1438: ABORT for unterminated string literal
- Indeed, my suspicion last night was correct.
Now I am considering how best to fix the code. The fix should be ready...
05 Mar 2020
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22:56 CoCoA-5 Bug #1438 (In Progress): ABORT for unterminated string literal
- The function fo reading a string literal (which I hacked), correctly throws an "unclosed literal" exception when the ...
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16:42 CoCoA-5 Bug #1438: ABORT for unterminated string literal
- May be a consequence of allowing a NUL inside a string?
Surely my fault, anyway :-(
Something to do tonight... sigh! -
16:41 CoCoA-5 Bug #1438 (Closed): ABORT for unterminated string literal
- Sending just a single *@"@* double quote char will crash CoCoA-5.
I hope to fix later... must dash now.
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12:03 CoCoA-5 Bug #1303 (Rejected): Manual looking for "?"
- As previously written, this is not harmful; and it is better to direct our limited resources elsewhere.
Rejecting ... -
12:00 CoCoA-5 Support #1350: CoCoA manual: entry for operators, shortcuts
- We need to review the purpose of this manual entry.
Maybe it should have little content, but simplify refer to oth...
04 Mar 2020
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22:32 CoCoA-5 Feature #1399 (Feedback): CoCoA-5 interpreter: idle/busy indicator
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22:32 CoCoA-5 Feature #1399: CoCoA-5 interpreter: idle/busy indicator
- I have changed the main eval loop so that @EmptyStatements@ are skipped over without being executed (since they do no...
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17:00 CoCoA-5 Feature #1399: CoCoA-5 interpreter: idle/busy indicator
- My proposed solution does not work quite as I would like.
With the input *@if n = factorial(10^7) then println "eq... -
22:30 CoCoA-5 Support #1071: LinKerBasis is user-unfriendly
- The fn *@LinKerBasis@* is in the manual, but the arg checking is still sloppy. We should fix this!
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22:06 CoCoA-5 Bug #660: Emacs UI: endfunc does not indent the line
- The important point is that (automatic) indentation works only if the start-keyword is the first text on a line.
T... -
21:53 CoCoA-5 Bug #660: Emacs UI: endfunc does not indent the line
- I confirm that the bug is still there.
Here is a test case:... -
21:48 CoCoA-5 Support #1214: CoCoAManual: ensure that LaTeX compilation is "clean"
- I think the only complaint now is that @PlayCantStop@ is a missing reference.
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21:45 CoCoA-5 Support #1298 (In Progress): How can user find the indent command?
- I have tried to improve the entry by changing the syntax. Previously it was *@indent(X:OBJECT)@*,
but this meant th... -
21:33 CoCoA-5 Support #557: CoCoAManual: improve part on input/output
- Currently we have *@GetLine@* and *@StandardInput@* and *@OpenIFile@* and *@OpenIString@*.
Is there much more to s... -
21:31 CoCoA-5 Feature #1174: package of a function --> of an identifier!
- As Anna said in comment 2: the function @starting@ is able to get the information. So we should look there to see ho...
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21:28 CoCoA-5 Bug #669: NUL char in input terminates CoCoA-5
- The relevant source code is mostly likely in @Lexer.C@ around lines 136--137.
Inside @Lexer::getToken@ there is a bi... -
21:19 CoCoA-5 Bug #669: NUL char in input terminates CoCoA-5
- A couple of days ago I fixed a similar bug in the reading of string literals.
The problem was that the code checked ... -
21:13 CoCoA-5 Design #610: Variable It: assign before or after printing
- If we make printing interruptible then it would be better to assign to @It@ before printing (o/w the assignment may n...
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21:02 CoCoALib Feature #1437 (New): Filling matrix row/col from a vector
- I noticed in @SparsePolyOps-MinPoly.C@ that there is a function, @CoefficientsInMatCol@, which is very similar to @co...
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20:59 CoCoALib Feature #1436 (Closed): Flatten for a matrix
- I happened to see in @SparsePolyOps-MinPoly.C@ that there is a function for "flattening" a matrix.
Do we want to m... -
20:30 CoCoA-5 Bug #1435 (New): Disable readline if input is redirected
- I was surprised to discover that @./cocoa5 < file.cocoa5@ echoed the contents of @file.cocoa5@.
It turns out that ... -
19:36 CoCoALib Feature #1434 (Closed): GBasisByHomog for DegLex
- This should be easy to fix, hopefully...
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19:31 CoCoA-5 Feature #1367: CoCoA-5.3.0: release linked with more recent version of normaliz
- Postpone?
I always have trouble with normaliz, and I prefer to focus on cocoa things for this release (I need it for... -
19:29 CoCoA-5 Feature #1373: GFan also for Microsoft?
- Postponed. I need to finish the release this week for my course in Genova.
No way I can manage this in time. -
19:09 CoCoA-5 Design #997 (Closed): Using protected variable names for "bound variables" (e.g. for, try...endtry)
- Anna agrees with the proposal to close this issue.
The problems highlighted here are easy to work around (and you ... -
19:01 CoCoA-5 Bug #945 (Closed): Emacs UI: comint buffer silently truncates(?) long lines when sending
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16:26 CoCoA-5 Bug #945: Emacs UI: comint buffer silently truncates(?) long lines when sending
- This has already been done; see also #672.
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19:00 CoCoA-5 Support #1404 (Closed): Which commands should "terms" be a keyword for?
- Anna accepts. Closing.
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18:20 CoCoALib Feature #1210: New Fn: make public "coefficients" (of poly wrt a given PP basis)
- OK, I have chosen *@CoeffVecWRTSupport@*. Changes already made (but not yet checked in).
*NOTE* I prefer not @Co... -
17:15 CoCoALib Feature #1210: New Fn: make public "coefficients" (of poly wrt a given PP basis)
- John Abbott wrote:
> Name: *@CoeffVecWRTBasis@* (or @CoeffListWRTBasis@ in CoCoA-5)
I suggest calling it *@Coeff... -
16:22 CoCoA-5 Slug #1390 (Closed): CoCoA-5 test: radical too slow
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16:15 CoCoA-5 Slug #991 (Closed): make htmldoc always recreates everything (even if no change was made)
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16:14 CoCoA-5 Slug #991: make htmldoc always recreates everything (even if no change was made)
- I made the directory @aux-files/GUI-extra_files/@ unreadable using @chmod@. Then @make veryclean@ followed by @make@...
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15:59 CoCoA-5 Slug #991: make htmldoc always recreates everything (even if no change was made)
- John Abbott wrote:
> Not sure who uses *@aux-files/GUI-extra-files/*@* as mentioned in comment 2. Anna???
html. ... -
15:49 CoCoA-5 Slug #991: make htmldoc always recreates everything (even if no change was made)
- I have just now added dependencies for the generation of the LaTeX version; it now depends also on *@aux-files/TeX.xs...
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15:41 CoCoA-5 Feature #781 (Closed): Option to "fold" long lines?
- The current impl fits the KISS philosophy. Since I expect the main use to be *@fold(sprint(value), width)@*, it is n...
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15:31 CoCoA-5 Bug #672 (Closed): Emacs UI: strange string literal causes crash
- I have now modified the regexp so that TAB does not match (and this is considered a "normal" rather than a "funny" ch...
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15:20 CoCoA-5 Bug #1412 (Resolved): Emacs UI: font size
- I have found one bug/slug... The emacs fn *@process-status@* returns a symbol, not a string; so all the previous te...
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14:41 CoCoA-5 Bug #1224 (Closed): Lexer: unclosed multi-line comment
- Some quick tests pass fine. Not worth investing more time here.
Closing.
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14:20 CoCoALib Bug #1426 (Closed): Main Makefile: does not rebuild dependencies
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14:19 CoCoALib Bug #1416 (Closed): IdealOfProjectivePoints and MinGens
- IdealOfProjectivePoints computes GB but cannot determin MinGens.
Neccessary to recompute GBasis with Buchbeger algor... -
14:17 CoCoALib Feature #1433 (New): HilbertDriven Buchberger Algorithm
- just to remember.
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