Activity
From 28 Nov 2012 to 27 Dec 2012
21 Dec 2012
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15:57 CoCoALib Slug #129: Better GCD
- (copied from some old handwritten notes)
GCD univ over QQ and ZZ (with normalization)
............. Fp (... -
15:25 CoCoA-5 Support #290 (In Progress): Which functions are defined in CoCoALibSupplement?
- Note for AMBigatti: explain the philosophy of what goes where.
19 Dec 2012
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17:25 CoCoALib Feature #84 (Feedback): Names for random streams
- The unified documentation had not been finished. It is now much better, and can be regarded as good enough (though s...
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16:47 CoCoALib Feature #289 (New): PrimeField -- new fn?
- Is it worth adding a new fn *@PrimeField@*?
@PrimeField(0)@ gives @RingQQ()@
@PrimeField(p)@ gives @NewZmod(p)@
...
17 Dec 2012
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16:12 CoCoA-5 Feature #273: Package for Polynomial Algebra Homomorphisms
- Giulia has done several examples in quotients of polynomial algebras.
She had various questions (mostly related to f...
14 Dec 2012
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18:20 CoCoALib Support #288 (Closed): DynamicBitset example using LPP
- Add documentation to show how to create a @DynamicBitset@ from a polynomial (which happpens to be a monomial). All y...
12 Dec 2012
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19:10 CoCoALib Feature #283: Rational approximation
- Added tests for various functions related to continued fractions. As a consequence, I found another bug (and fixed it).
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16:06 CoCoA-5 Bug #287: --fullCoCoALibError prints too much (Try/UponError)
- Here is a simplistic solution: print all the "stack backtrace" information to a @string@. If the error is caught som...
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12:00 CoCoA-5 Bug #287: --fullCoCoALibError prints too much (Try/UponError)
- It seems difficult to do because the error is actually dealt with by a proper C++ *try*, whereas printing (the error ...
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11:21 CoCoA-5 Bug #287 (New): --fullCoCoALibError prints too much (Try/UponError)
- When using the flag *--fullCoCoALibError* CoCoA-5 prints the full CoCoALib error message.
It does so even inside t... -
15:52 Support #266 (In Progress): Compilation on M$Windows: cygwin
- I have added a new file *@INSTALL-cygwin@* in the CoCoA root directory; it contains a summary of various hints for pr...
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12:24 CoCoA-5 Support #286: How to test (automatically) a user defined CoCoA function
- I describe here an easy way to check a list of tests (from @CoCoA-5/tests/anna.cocoa5@):...
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10:43 CoCoA-5 Feature #101: rethrow in Try .. UponError .. EndTry
- What about this?
(note that, as said above, all other error information is lost :-( )...
11 Dec 2012
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18:52 CoCoA-5 Support #286 (Closed): How to test (automatically) a user defined CoCoA function
- When developing and changing a cocoa function it is useful to repeatedly run some tests.
Explain how to do this easily. -
18:34 CoCoALib Feature #283 (Feedback): Rational approximation
- JAA has changed the names (as agreed in point 2). Also changed doc.
Fixed a bug -- it gave the wrong answer for a...
10 Dec 2012
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16:12 CoCoA-5 Feature #273: Package for Polynomial Algebra Homomorphisms
- Giulia has finished the implementations for the easy case (polynomial algebras). There was some discussion of *@IsIn...
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15:30 CoCoA-5 Feature #101: rethrow in Try .. UponError .. EndTry
- What is the correct way to write a CoCoA-5 test which checks that a certain call produces the expected error? It sho...
07 Dec 2012
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14:52 CoCoALib Feature #84 (Resolved): Names for random streams
06 Dec 2012
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16:24 CoCoALib Support #285 (Closed): Notes for adding/removing files from documentation
- When adding or removing files from *CoCoALib-0.99NN/doc/txt* there are a few operations to do in *@doc/aux-txt2tags@*...
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16:16 CoCoA-5 Feature #273: Package for Polynomial Algebra Homomorphisms
- Giulia showed her restructured code: generally very good, just a few minor criticisms were made.
For next time, she ...
05 Dec 2012
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16:56 CoCoA-5 Feature #284 (Closed): BuiltInFunctions: more flexible typing in one-line function declaration
- In file *BuiltInOneLiners* there are many function wonderfully declared in one line.
Unfortunately sometimes we need... -
15:46 CoCoALib Feature #283 (In Progress): Rational approximation
- JAA has implemented the fn in CoCoALib, and also make it available in CoCoA-5.
It remains only to decide the name(s),... -
15:31 CoCoALib Feature #283: Rational approximation
- Proposals for the name of the function:...
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14:58 CoCoALib Feature #283: Rational approximation
- JAA proposes a function *@SimplestRationalInInterval@* which makes publicly accessible a feature already used interna...
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14:55 CoCoALib Feature #283 (Closed): Rational approximation
- Add a new function which computes a good rational approximation within a specified *absolute* error. Laura needs thi...
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14:55 CoCoALib Feature #150 (In Progress): RingOf rather than owner? (and than AmbientRing, ...)
- There are other cases: now I'm working on a (private) file with *GBEnv* and the function to get it form an object is ...
04 Dec 2012
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18:22 CoCoALib Feature #84: Names for random streams
- AMB will unify the documentation files -- and update the names of the random sequence classes!
JAA will unify the co... -
12:02 CoCoALib Feature #84: Names for random streams
- Approved the idea of *unifying the sources* after verbal discussion.
The best unified name seems to be *@random@*. -
11:57 CoCoALib Feature #84: Names for random streams
- Discussion via Skype:
instead of *sample* use *NextValue* to access a new element from a *RandomStream..* -
11:27 CoCoALib Feature #84: Names for random streams
- Following Alessandra Caleo's criticisms (see issue #75), we have modified the documentation and examples to make them...
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12:14 CoCoALib Feature #282 (New): Global setting: to use IsProbPrime in place of IsPrime
- An idea: since *@IsPrime@* can be extremely slow for larger inputs, and since *@IsProbPrime@* is normally extremely r...
03 Dec 2012
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15:31 CoCoALib Feature #281 (New): Store unique copy of FF(p) in GlobalManager
- Now calling *ZZ/(7)* twice produces two different rings.
Maybe that should be stored into GlobalManager.
30 Nov 2012
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16:26 CoCoALib Support #75 (Closed): Documentation review by Caleo
- Alessandra reports:
* what does @flush@ do in @ex-GMPAllocator2.C@? (*ok, fixed now*)
* @ex-NF.C@ not mentioned in d... -
11:31 CoCoA-5 Bug #280 (Feedback): EmacsUI: indentation is wrong with parentheses
- changed relevant code in cocoa5.el into...
29 Nov 2012
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18:26 CoCoA-5 Bug #280: EmacsUI: indentation is wrong with parentheses
- I believe the problem is in lines 697-698 when the value for @par@ is computed.
It is not clear to me how the value ... -
15:04 CoCoA-5 Bug #280: EmacsUI: indentation is wrong with parentheses
- I believe the Emacs code for C/C++ is in @cc-mode.el@. On my computer the full path is:
*@/usr/share/emacs/22.1/lis... -
11:52 CoCoA-5 Bug #280: EmacsUI: indentation is wrong with parentheses
- I have had a quick look at the Emacs LISP source code. It is not terribly readable. I believe the relevant function...
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11:30 CoCoA-5 Bug #280 (Closed): EmacsUI: indentation is wrong with parentheses
- cocoa5-mode indents wrongly withing parentheses (and one student got worried ;-)...
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08:17 CoCoA-5 Bug #279 (Closed): Bug in Radical (actually a RingHom problem)
- this gives an error:...
28 Nov 2012
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11:38 CoCoALib Feature #50 (Feedback): Polynomial content
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11:37 CoCoALib Feature #51 (Feedback): polynomial coefficient extraction w.r.t. variable
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11:34 CoCoALib Feature #278 (Closed): add CoeffVecWRT to cocoalib
- Write C++ code for *@CoeffVecWRT@*, corresponding to the cocoa-5 function CoeffListWRT (with indices shifted by 1, as...
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11:31 CoCoA-5 Feature #90 (Closed): Make the new fn CoefficientsWRT available in C5
- I added *@CoeffListWRT@* to @NotBuiltin.cpkg5@.
Added and fixed manual for @CoeffListWRT@, @coefficients@, @Coefficie... -
11:02 CoCoALib Feature #215: Janet Bases: check and include code in CoCoALib (first prototype)
- Last night I tried compiling CoCoALib on my old Mac G5, and the compiler reported a problem in @TmpJBSet.H@ -- the da...
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