CoCoA » CoCoA-5

06 Jul 2015

07:43 Feature #336: Mat(Module) should give error

(brought at 100% after 2 years of being closed) Anna Maria Bigatti

01 Jul 2015

18:11 Feature #744 (Closed): Handle interrupts more helpfully

Currently the C5 interpreter catches @CoCoA::InterruptReceived@ as it should, but it gives no message to the user. A... John Abbott

15:26 Slug #741: C5 GUI: slow to close

In file @C5.C:1000@ there is a function @MainWindow::closeEvent@
JAA thinks that this is probably the function ne... John Abbott

30 Jun 2015

15:57 Feature #78: Elim ordering and matrix ordering in CoCoA-5

Probably we can implement this:... Anna Maria Bigatti

15:44 Slug #741: C5 GUI: slow to close

Found this @C5.C:931@... John Abbott

15:25 Slug #741 (In Progress): C5 GUI: slow to close

Closing is practically instant if I do first a "Clear output window" and then close the C5 GUI. This suggests that c... John Abbott

15:18 Slug #741: C5 GUI: slow to close

The GUI is slow to close also after simply computing and printing @(x+y+z+1)^99@.
JAA think that this confirms tha... John Abbott

15:20 Feature #732 (Closed): Primary Decomposition in CoCoA-5: port Luis Garcia's package(cocoa-4)

syntax now aligned with Elisa Palezzato's code Anna Maria Bigatti

15:10 Feature #359 (Closed): RingOf for list

all done Anna Maria Bigatti

14:47 Feature #359 (Feedback): RingOf for list

OK for "RingsOf". Changing manual and making "RingSet" obsolscent Anna Maria Bigatti

14:19 Feature #622 (Closed): New function: RandomSubset

Anna Maria Bigatti

11:34 Feature #485 (Closed): Initialization for CoCoA-5: file init.cocoa5

No news on this topic for a long time: I guess that's good enough! ;-) Anna Maria Bigatti

11:30 Feature #733 (In Progress): Primary Decomposition in CoCoA-5.1.2: zero dimensional, finite characteristic

Anna Maria Bigatti

11:29 Feature #733: Primary Decomposition in CoCoA-5.1.2: zero dimensional, finite characteristic

Added the package in the distribution. Still missing: documentation, proper handling for big prime characteristic (a... Anna Maria Bigatti

11:27 Feature #719 (Feedback): Readline: consider creating a textual interpreter with readline

Tried: it works fine for me. Close? Anna Maria Bigatti

29 Jun 2015

14:01 Design #490: Duplicate fns: valuation and FactorMultiplicity

The implementations appear to allow the factor (whose multiplicity is to be computed) to be composite. If the factor... John Abbott

07:52 Design #490: Duplicate fns: valuation and FactorMultiplicity

I like it as it is:... Anna Maria Bigatti

28 Jun 2015

21:29 Design #490: Duplicate fns: valuation and FactorMultiplicity

Just to make life more entertaining...
* @FactorMultiplicity@ is defined in @GCDFreeBasis.cpkg5@, and does not requi... John Abbott

21:06 Design #490 (In Progress): Duplicate fns: valuation and FactorMultiplicity

After looking on Wikipedia, it seems that *valuation* is a fairly advanced concept with several different (but relate... John Abbott

21:00 Support #654 (Closed): Rename adjoint to adjugate???

John Abbott

18:49 Feature #719: Readline: consider creating a textual interpreter with readline

I have added a new command flag *@--no-readline@*; it seems to work as desired.
I have also modified @cocoa5.el@ s... John Abbott

26 Jun 2015

17:55 Bug #345 (Closed): Interpreter interrupt delayed confusingly

moving the line seems to have solved the problem of "pending interrupt".
Anna Maria Bigatti

11:31 Bug #345: Interpreter interrupt delayed confusingly

John Abbott wrote:
> I have found this line at @Interpreter.C:2740@
> [...]
>
> It appears to be executed only ... Anna Maria Bigatti

11:01 Bug #345: Interpreter interrupt delayed confusingly

I have found this line at @Interpreter.C:2740@... John Abbott

08:23 Bug #345: Interpreter interrupt delayed confusingly

Is this a possible solution?
The interpreter checks //before starting a computation// for (un-caught) interruption a... Anna Maria Bigatti

16:24 Feature #590 (Closed): package for subalgebras

Anna Maria Bigatti

15:10 Slug #741: C5 GUI: slow to close

The window closes quickly if you do not first compute (and print) @Fact(100000)@.
Needs more investigation to discov... John Abbott

15:09 Slug #741 (Closed): C5 GUI: slow to close

The C5 GUI can be VERY slow to close (while making intensive use of the processor) in some circumstances.
Here is ... John Abbott

12:16 Design #668 (Feedback): Remove keyword "weights"?

seems effectively done: close this issue? Anna Maria Bigatti

12:13 Bug #643 (Closed): GenRepr fails if there are zero generators

Anna Maria Bigatti

08:00 Feature #78: Elim ordering and matrix ordering in CoCoA-5

One problem is how to make it easy to use an elimination ordering.
Currently one has to write:... Anna Maria Bigatti

21 Jun 2015

21:15 Feature #737: Elementary transcendental functions (sin, cos, tan, log, exp)

JAA thinks it could occasionally be handy to have such functions available from inside CoCoA-5.
Martin gave little... John Abbott

21:12 Feature #737 (In Progress): Elementary transcendental functions (sin, cos, tan, log, exp)

Martin Kreuzer says one of his students produced a C4 package for computing approximate values of transcendental func... John Abbott

11 Jun 2015

08:28 Feature #732 (Feedback): Primary Decomposition in CoCoA-5: port Luis Garcia's package(cocoa-4)

mostly done (with some more cleaning and testing to do) Anna Maria Bigatti

08:25 Feature #732 (Closed): Primary Decomposition in CoCoA-5: port Luis Garcia's package(cocoa-4)

Luis Garcia wrote a package for CoCoA-4. Port it to CoCoA-5. Anna Maria Bigatti

08:27 Feature #734 (Closed): Primary Decomposition in CoCoA-5: zero dimensional, zero characteristic

Anna Maria Bigatti

08:26 Feature #733 (Closed): Primary Decomposition in CoCoA-5.1.2: zero dimensional, finite characteristic

First prototype Anna Maria Bigatti

08:23 Feature #731 (In Progress): Primary Decomposition in CoCoA-5

Implement Primary Decomposition in CoCoA-5 Anna Maria Bigatti

10 Jun 2015

14:22 Bug #148: C-c C-p in emacs goes to wrong line

> *REPLY (JAA)* I think what confused me was that in the CoCoA-5 output window the cursor was at the end of the outpu... Anna Maria Bigatti

08 Jun 2015

11:46 Bug #148: C-c C-p in emacs goes to wrong line

John Abbott wrote:
> I recently tried using @C-c C-p@ and found it unhelpful; so I "stupidly" tried it a second time,... Anna Maria Bigatti