Activity
From 23 Mar 2017 to 21 Apr 2017
21 Apr 2017
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22:52 CoCoALib Feature #357: Constructor for vectors? CoCoAVector
- The example use in @ex-RingHom4.C@ did not work properly:...
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17:59 CoCoALib Design #427: Error names and error messages (current design)
- .... just to explain what I'm doing and why: I'm doing some other things, and making mistakes (.... ehm... I'm making...
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- I simplified a few error messages and clarified error for @PolyRingHom@. Excerpt (...
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- I checked the example in https://cocoa.dima.unige.it/redmine/issues/418.
I convinced myself that this cannot happen ... -
- Subtle.... I think there were two problems: I fixed one (now repeating the cycle if a new LPP is found during interre...
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- Found bug in interreduction....
20 Apr 2017
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- John Abbott wrote:
> NOTE: this really ought to be a new issue... but hopefully Anna will fix it in a flash!
Emba... -
- Abbott found this gives error (#1049)...
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- My current thoughts abou the design of errors is that CoCoALib errors will be represented as instances of very few di...
19 Apr 2017
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- The following example fails:...
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- Here are some @GroebnerFanIdeals@ examples which take a long time:...
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- Possibly not too relevant to CoCoA(Lib), but I wanted to collect some challenging GFAN examples.
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- Cosa dovrebbe fare il seguente?...
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- I still have to intervene manually to make GFAN compile even when CDD has been installed (apparently correctly).
T... -
- CoCoALib now compiles fine with this new approach to handling CPP flags.
There remains a problem with the way (dod... -
- Following on from my comment 14... well, assuming that we adopt that approach...
This means that practically all e... -
- There are some notes about "classes of errors" in the CoCoALib documentation for error, section "=== new improved lis...
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- From another point of view (kind of bottom-up).
What we have now shows a few of these situations... -
- I think that, while thinking of the design using inheritance, it would help to simplify the current design. If we de...
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- In the error messages there are some "is not" and some "must be"...
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- Anna Maria Bigatti wrote:
> Many errors now are called *Not...* (e.g. *NotNonZero*) but that's ambiguous/confusing.
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18 Apr 2017
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- It seems that about 2 years ago I already had the idea that all exceptions originating from CoCoALib should be derive...
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- As soon as had I created this issue, I had an idea how to solve the problem...
There were some missing @#include "Co... -
- Several tests fail when CoCoALib has been configured with @--threadsafe-hack@.
All failures are of the type "non-zer... -
- Studying and organizing the old @GRStats@ code by Max Caboara.
Now adapting it to @VerbosityLevel@.
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- Of course I wrote this issue after solving it ;-)
While comparing two functions using GBases with an elimination o... -
14 Apr 2017
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- This issue is about "Stats", i.e. gathering info about number of pairs, timings, etc.
This is strictly related with ...
13 Apr 2017
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- The problem is that the technique used employs a "hack" which reads the command line flags for the compiler.
The n... -
- Previously CoCoA-5 listed which external libs had been compiled in.
It no longer does so (except for READLINE).
F... -
- Following what I said here:
https://cocoa.dima.unige.it/redmine/issues/743#note-7
I added in @Interpreter.C@ a fu... -
- improve error message given by cocoa-5 for errors arising from cocoalib
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- Anna Maria Bigatti wrote:
> There are some notes about "classes of errors" in the CoCoALib documentation for @error@... -
- There are some notes about "classes of errors" in the CoCoALib documentation for @error@, section "=== new improved l...
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- There are some notes about "classes of errors" in the CoCoALib documentation for error, section "=== new improved lis...
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- I agree that resolving this issue will take more time than we can invest in the next release.
I think it would be ... -
- On the line of what I said earlier, I implemented in Interpreter.C the function @MESSAGE(err)@ to be called instead o...
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- John Abbott wrote:
> I agree that @BadArg@ is unhelpful. It would be nice to settle this matter, and it would be ni... -
- I agree that @BadArg@ is unhelpful. It would be nice to settle this matter, and it would be nice to find some guidel...
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- I'm getting quite annoyed with getting @The arg(s) given are unsuitable@ in CoCoA-5: looks like being back at the CoC...
10 Apr 2017
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- Update: don't modify ideal, by make a new one with @IdealOfGBasis@
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- All done some time ago (forgot to update this).
Now documented.
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- All done, also tests.
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- All done (for power-products).
This function (for power-products!) was already available in CoCoALib, so I just mean... -
- Presumably the fn should actually be defined for pairs of @RINGELEM@ from any @TrueGCDDomain@.
Maybe for polynomia... -
- Add @IsCoprime@ for power-products (as in CoCoALib)
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- I think this issue is relatively unimportant, hence the "low" priority.
I have put it on redmine just so that we do ... -
- Here is a complete example:...
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- The following loop is curiously slow:...
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- There is also a fn called *@IsExactIroot(ans, N,r)@*. It returns a @bool@, and puts into @ans@ the truncated integer...
07 Apr 2017
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- Here is an example involving a matrix:...
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- I have put this in the section CoCoA-5 even though the solution involves (possibly) modifying CoCoALib,
because the ... -
- Currently elements of a "list" are printed with comma-space-space between successive elements.
The string defining... -
- removed the empty lines, and checked in.
I like it! A lot more compact :-)
Have a look, what do you think?
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- There is a class called @OSTREAM@ in @Interpreter.H:274@.
Perhaps that class could contain a flag which says wheth... -
- I'm very tempted just to remove this empty line in all cases.... after all I also remove them in the manual and in my...
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- Perhaps the interpreter needs to have a flag saying whether a newline should be printed before printing the prompt.
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- The line printing the newline is this, in @LineProviders.H@:...
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- John Abbott wrote:
> Printing out the changes of coordinates is OK as a "temporary fix".
Well, depends on what We... -
- Printing out the changes of coordinates is OK as a "temporary fix".
An equivalent function in CoCoALib should cert... -
- Final decision is:
- two good changes of coordinates are printed when verbosity is set
- a simpler change of coordi... -
- John Abbott wrote:
> It seems a bit odd to have @verbosity@ and @interrupt@ under *@types@*.
@<type>@ is used for... -
- It seems a bit odd to have @verbosity@ and @interrupt@ under *@types@*.
Better @types@ than @keywords@?
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- also added ...
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- I refined my idea: now a function implementing verbosity should have these lines in its manual entry...
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- OK to put @IdealOfGBasis@ into @SparsePolyRing.C@ assuming you are convinced that that is the right place.
What ab... -
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- John Abbott wrote:
> I don't recall being opposed to the idea of having @IdealOfGBasis@ (or something similar) in Co... -
- done, and checked in.
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- Write manual entry
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- All done
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- To do:
- call TwinFloat
- check documentation
- Now called ApproxPointsNBM/SOI: find better acronym
Laura, Claud... -
06 Apr 2017
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- I have just checked in a new version which should use @use-region-p@ if that fn is defined, o/w it uses @region-activ...
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- Well done! :-)
I have made a small change: call @use-region-p@ instead of @region-active-p@
If I understand corr... -
- Done it!
I've been lucky and found @comint-interrupt-subjob@ quickly.
I had some problems in testing it (@load-file... -
- "better safe than sorry"
the easiest and safest is to give an error when the input is negative.
Even though "Floor"... -
- John Abbott wrote:
> Currently @iroot@ computes the *truncated* integer part of the real root.
> For instance @iroo... -
- Currently @iroot@ computes the *truncated* integer part of the real root.
For instance @iroot(-30,3)@ gives @-3@ as ... -
- Some time ago we renamed @ILog2@ to @FloorLog2@, and some other similar functions.
There is still a function *@iro... -
06:01 CoCoALib Support #624: Wikipedia
- Here is the "wiki":https://www.everipedia.com/CoCoA/
05 Apr 2017
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- John Abbott wrote:
> @C-c C-q@ for "hard quit" (or @QUIT@ in the emacs-cocoa menu).
there is already @C-c C-k@ "k... -
- Adding a new key-sequence should be quite easy; actually you probably need 2 new key-sequences (one for @C-c C-c@ eqi...
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- There are emacs commands *@region-active-p@* and *@use-region-p@*.
After reading the manual, I'm not really sure wha... -
- John Abbott wrote:
> It would be nice if the key-sequence were the same as when the cursor is in the @cocoa5@ buffer... -
- There is one aspect of the design which is not wholly satisfactory:
there is no safe way of sending logging output t...
04 Apr 2017
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- It would be nice.
It would be nice if the key-sequence were the same as when the cursor is in the @cocoa5@ buffer, b... -
- It would be handy to have a menu item or a key-binding to send interrupt to the *cocoa5* buffer from a cocoa file.
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- First we should decide what the public interface is to be.
* One possibility is to have 2 fns *@QuotientBasis@* and ...
29 Mar 2017
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- Current setting seems satisfactory.
Documented in cocoa-5.... not in CoCoALib.
Can we avoid this duplication of doc... -
- In conclusion: all done for the commutative case.
To do for non-commutative case (new issue).
Closing this one. -
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- definitively a bug: "n" instead of "Indices[n]" in the preprocessing.
Obviously a very rare case. -
- Solved by issue #1036 (which is a duplicate of this issue, but I created it because a search for "LogStream" found no...
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- Already implemented: very simple. Written doc.
The only thing missing is an example.
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- On which output stream should logging messages from CoCoALib be printed?
* @cout@ mixes logging messages with stan...
28 Mar 2017
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- Anna Maria Bigatti wrote:
> Add also the syntax @LinKer(L)@ where L is a list of linear polynomials.
Modified cou... -
- Add also the syntax @LinKer(L)@ where L is a list of linear polynomials.
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- Should we postpone this issue to the next version?
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- Postpone to next version?
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- QuotientBasis returns a list of power-products ordered by increasing lex (independently of the ordering in the ring)....
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