Activity
From 07 Oct 2016 to 05 Nov 2016
05 Nov 2016
- 17:44 CoCoA-5 Bug #755: Find out how to compile statically on linux
- A recent email from Michael Wheat reports that installing *@libopenblas@* is not sufficient (at least not for him).
... - 17:39 CoCoALib Support #953: new file for old functions: obsolescent.C
- Also added *@doc/txt/obsolescent.txt@* (with relevant changes to the index files).
Perhaps Anna could check what ...
04 Nov 2016
- 22:41 CoCoALib Support #953 (Feedback): new file for old functions: obsolescent.C
- Added @test-obsolescent.C@, @ex-obsolescent.C@ and added doc to @GlobalManager.txt@.
- 21:46 CoCoALib Support #953: new file for old functions: obsolescent.C
- Thanks, Anna! :-)
Checked in.
I did apparently lie slightly: the user has to add the include directive *and* a... - 19:02 CoCoALib Support #953: new file for old functions: obsolescent.C
- John Abbott wrote:
> Is it really too much to ask the user to add just one line to their file: *@#include "CoCoA/obs... - 17:02 CoCoALib Support #953: new file for old functions: obsolescent.C
- I really do not like the idea of including obsolescent fns by default: in what sense would they be obsolescent?
Is... - 15:47 CoCoALib Support #953: new file for old functions: obsolescent.C
- John Abbott wrote:
> Perhaps we do not need any preprocessor flag. What about the following approach?
>
> The fi... - 10:43 CoCoALib Support #953: new file for old functions: obsolescent.C
- Perhaps we do not need any preprocessor flag. What about the following approach?
The file *@library.H@* does not ...
03 Nov 2016
- 17:06 CoCoALib Support #953: new file for old functions: obsolescent.C
- I prefer not to have so many preprocessor flags. We do need 1 to make the contents of @obsolescent.H@ visible/invisi...
- 16:45 CoCoALib Support #953: new file for old functions: obsolescent.C
- John Abbott wrote:
> My preference is that obsolescent fns remain invisible by default; the user must do something t... - 16:28 CoCoALib Support #953: new file for old functions: obsolescent.C
- I have checkedin the relevant files. The new files are called *@obsolescent.H@* and *@obsolescent.C@*.
CoCoALib i... - 11:05 CoCoALib Support #953: new file for old functions: obsolescent.C
- John Abbott wrote:
> I have a first implementation (but called the file @obsolete.C@ since I find "obsolete" easier ... - 10:28 CoCoALib Support #953: new file for old functions: obsolescent.C
- I have a first implementation (but called the file @obsolete.C@ since I find "obsolete" easier to type than "obsolesc...
- 07:56 CoCoALib Support #953: new file for old functions: obsolescent.C
- John Abbott wrote:
> Here are some ideas about how we might achieve a reasonable design:
> * obsolete/obsolescent f... - 08:50 CoCoALib Feature #961 (Closed): New function: ReducedGBasis
- Currently @ReducedGBasis@ is implemented in CoCoA_5.
Add it to CoCoALib, and add the flag @HasReducedGBasis@.
Suppo...
02 Nov 2016
- 22:15 CoCoALib Support #953 (In Progress): new file for old functions: obsolescent.C
- Here are some ideas about how we might achieve a reasonable design:
* obsolete/obsolescent fns go into 2 files @obso... - 20:58 CoCoALib Feature #951: New function: IsSqFree
- John Abbott wrote:
> *NOTE* the special fn for PPs is still called *@IsRadical@*; should we rename it?
yes, pleas... - 20:17 CoCoALib Feature #951: New function: IsSqFree
- John Abbott wrote:
> I believe I have fixed the SEGV bug. Checked in new version of @DUPFp.C@. @Anna: could you ch... - 18:58 CoCoALib Feature #951: New function: IsSqFree
- I believe I have fixed the SEGV bug. Checked in new version of @DUPFp.C@. @Anna: could you check? :-)
*NOTE* p... - 18:23 CoCoALib Feature #951: New function: IsSqFree
- Reducing the example. These give segv:...
- 18:17 CoCoALib Feature #951: New function: IsSqFree
- While comparing various implementations of radical(0-dim) I found this, unexpected for me:
@IsSqFree@ is quite fast ... - 18:38 CoCoALib Feature #958: New function: multiplicity and dim
- John Abbott wrote:
> Do you plan to add @MultiplicityQuot@ and @DimQuot@ to CoCoA-5?
> If one computes @dim(P/I)@, ... - 17:17 CoCoALib Feature #958 (Resolved): New function: multiplicity and dim
- Do you plan to add @MultiplicityQuot@ and @DimQuot@ to CoCoA-5?
If one computes @dim(P/I)@, does that actually creat... - 17:33 CoCoA-5 Feature #960: New function: IdealAndSeparatorsOfPoints
- Which target version were you thinking of?
- 17:19 CoCoA-5 Feature #960: New function: IdealAndSeparatorsOfPoints
- What target version do you want for this? 8-O
- 09:01 CoCoA-5 Feature #960 (New): New function: IdealAndSeparatorsOfPoints
- Check why it isn't yet available: problems for output type in CoCoALib?
- 17:13 CoCoALib Feature #957 (In Progress): New function: HasGBasis
- Even though I invented it, I do not much like the name *@TidyGens@*...
Also, it is not clear to me how to deal wit... - 15:50 CoCoALib Feature #957: New function: HasGBasis
- Also implemented the member function @IHaveGBasis@
- 15:45 CoCoALib Feature #957: New function: HasGBasis
- I implemented it.
It took a remarkably long time mostly for choosing the name and deciding where to put it.
In fact...
27 Oct 2016
- 17:15 CoCoA-5 Feature #959 (Feedback): New function: SymmetricPolys
- 17:12 CoCoA-5 Feature #959 (Closed): New function: SymmetricPolys
- [request by L.Robbiano]
SymmPoly = lista dei SymmPoly[D]
SymmPoly[D] = somma dei monomi squarefree di grado D
... - 16:36 CoCoALib Feature #958: New function: multiplicity and dim
- Done. Still need documentation.
- 16:34 CoCoALib Feature #958 (Resolved): New function: multiplicity and dim
- @multiplicity@ and @dim@ are implemented in cocoa-5.
Bring them to cocoalib.
The names should be *@MultiplicityQu... - 16:26 CoCoALib Bug #956: determinant: fails for 0x0 matrix (SEGV)
- I am still puzzled about how best to handle the trivial cases (0x0 and 1x1 matrices).
The relevant code is only 2 ... - 14:16 CoCoALib Bug #956 (Resolved): determinant: fails for 0x0 matrix (SEGV)
- The problem was simply that the generic Bariess code failed (on the very last line) when given a 0x0 matrix.
I hav... - 14:13 CoCoALib Bug #956 (Closed): determinant: fails for 0x0 matrix (SEGV)
- The following triggers a SEGV:...
- 15:58 CoCoALib Feature #955: RandomUnimodularMat - random unimodular matrix (of integers)
- I have added a test (which revealed issue #956).
I would check in, but EduRoam is being more than usually obstructiv... - 13:17 CoCoALib Feature #955 (Feedback): RandomUnimodularMat - random unimodular matrix (of integers)
- Perhaps the function is not that widely usable, but it was handy for something I was doing, so I made it publicly ava...
- 13:12 CoCoALib Feature #955 (Closed): RandomUnimodularMat - random unimodular matrix (of integers)
- Write a new function which produces random unimodular matrices of integers.
- 14:42 CoCoALib Feature #957 (Closed): New function: HasGBasis
- How to know if the GBasis has already been computed? there is a member flag (myGBasisIsValid), but we should have a ...
- 13:59 CoCoALib Feature #11: Bareiss algorithm
- What is the status of this issue?
I believe the code is there (and presumably has been active for some time).
- 11:22 CoCoALib Design #311 (Feedback): XelMat, StdDegRevLexMat, ... should be MatrixView
- It make sense for the ordering matrices to be over @ZZ@; for @IdentityMat@ it is useful to be able to specify the rin...
- 08:55 CoCoA-5 Feature #954 (Feedback): New function: StdBasis (standard basis)
- 08:54 CoCoA-5 Feature #954 (Closed): New function: StdBasis (standard basis)
- This is essentially the same as TgCone, but without selecting the Initial forms and returning a LIST (a bit like Gbas...
26 Oct 2016
- 17:44 CoCoALib Support #953 (Closed): new file for old functions: obsolescent.C
- In CoCoA-5 we have @obsolescent.cpkg5@, a package with all the functions declared obsolescent, for example if they ha...
25 Oct 2016
- 23:03 CoCoALib Slug #952 (Closed): GCD very slow
- While testing @IsSqFree@ I observed that CoCoALib is very slow at computing @gcd(f,f')@ where @f = (x^2+1)*(x^27-x)@ ...
- 23:01 CoCoALib Feature #951 (Feedback): New function: IsSqFree
- I have checked in code for the new fn *@IsSqFree@* (incl. tests and doc).
It is not complete:
* currently gives e...
24 Oct 2016
- 17:51 CoCoALib Feature #951 (In Progress): New function: IsSqFree
- A function which tests whether a value is square-free is probably going to be quite similar to a function which deter...
- 17:29 CoCoALib Feature #951: New function: IsSqFree
- Currently there is a function called @IsRadical(PP)@ for a PPMonoidElem.
Should it be called @IsSquareFree@?
"A n... - 17:19 CoCoALib Feature #951 (Closed): New function: IsSqFree
- Write function IsSquareFree (or IsSqFr, or IsSqFree) for a RingElem
- 17:14 CoCoALib Feature #796: CoCoALib function for radical (or SqFree) of a polynomial
- I like the idea of a fn @IsSqFree@; it certainly could be faster than testing equality with the radical (and also cle...
- 16:54 CoCoALib Feature #796: CoCoALib function for radical (or SqFree) of a polynomial
- After spending some time thinking and writing, I realized that we would need a
@IsSqFree(f)@ which could be consider... - 15:32 CoCoALib Feature #838: Differential algebra
- After some more reading, it seems that the usual structure is @QQ(x_1, x_2, ..., x_n)[u1, u2,...]@ where the expressi...
21 Oct 2016
- 14:24 CoCoALib Feature #947: IsRadical for ideal?
- I think there could be problems with removing indets by giving them values: if there is an embedded 0-dim component t...
- 14:14 CoCoALib Design #950 (In Progress): factor and SmoothFactor for integers --> FactorINT, FactorINT_TrialDiv, FactorINT_PollardRho
- Does that mean that you are in favour of offering the user the choice between a fast (and probably correct) answer, o...
- 07:46 CoCoALib Design #950: factor and SmoothFactor for integers --> FactorINT, FactorINT_TrialDiv, FactorINT_PollardRho
- @ProbSmoothFactor@?
or @SmoothFactor(n)@ and @SmoothFactor(n, "NoProb")@?
20 Oct 2016
- 20:10 CoCoALib Design #950 (Closed): factor and SmoothFactor for integers --> FactorINT, FactorINT_TrialDiv, FactorINT_PollardRho
- I can make @factor@ and @SmoothFactor@ for integers faster in some cases by calling @IsProbPrime@.
The risk is that ... - 20:08 CoCoALib Feature #796 (Resolved): CoCoALib function for radical (or SqFree) of a polynomial
- Checked in the code. Also two new tests @test-NumTheory6@ and @test-SparsePolyRing3@.
No documentation yet.
Name... - 16:10 CoCoALib Feature #796: CoCoALib function for radical (or SqFree) of a polynomial
- John Abbott wrote:
> Currently I have used *@radical@* in CoCoALib, and *@rad@* in CoCoA-5 (to avoid a clash with th... - 15:44 CoCoALib Feature #796: CoCoALib function for radical (or SqFree) of a polynomial
- Before checking in which name should I use?
Currently I have used *@radical@* in CoCoALib, and *@rad@* in CoCoA-5 ... - 13:30 CoCoALib Feature #796 (In Progress): CoCoALib function for radical (or SqFree) of a polynomial
- I have an implementation in CoCoALib. It took so long because of a "mysterious bug" in @ContentFreeFactor@.
My cu... - 16:32 CoCoALib Feature #838 (In Progress): Differential algebra
- The ctor args for a @DifferentialAlgebra@ are the following:
* *@n@* number of "independent variables"
* *@k@* numb...
19 Oct 2016
- 10:26 CoCoALib Feature #440: Port RealRoots to C++
- Some of Erika's people would like this to be in CoCoALib sooner rather than later!
- 10:16 CoCoA-5 Slug #948: radical is slow (compared to singular) on these examples
- The first example (with 24 indets) was consuming over 7Gbytes of RAM after 15 hours of CPU, so I killed the process (...
18 Oct 2016
- 17:49 CoCoALib Feature #949 (New): New function: IdealWithIncrementalGBasis(I, f)
- (from SC^2)
We could (easily?) implement a function doing an incremental GBasis: if I has GBasis GB, and we add a po... - 16:06 CoCoALib Feature #947: IsRadical for ideal?
- John Abbott wrote:
> I wonder if a probabilistic approach could work. If the ideal is 0-dim, the speed is adequate.... - 16:02 CoCoALib Feature #947: IsRadical for ideal?
- I wonder if a probabilistic approach could work. If the ideal is 0-dim, the speed is adequate. If not, perhaps we c...
- 15:51 CoCoALib Feature #947 (In Progress): IsRadical for ideal?
- The crude idea was just to run the usual code for computing the radical, and if at some point we determine with certa...
- 15:19 CoCoALib Feature #947: IsRadical for ideal?
- Apart from 0-dim (already implemented), and monomial, how can you determine it?
- 15:03 CoCoALib Feature #947: IsRadical for ideal?
- There is now "IsRadical" for 0-dimensional ideals. (and it's in our paper in progress ;-)
I've just realized I forg... - 14:56 CoCoALib Feature #947 (In Progress): IsRadical for ideal?
- Werner and Mario ask whether it could make sense to have an @IsRadical@ function for ideals; can this be determined s...
- 15:16 CoCoA-5 Slug #948: radical is slow (compared to singular) on these examples
- I've just added a first check if the ideal is zero-dimensional.
Thanks to our new MinPoly that is much faster.
This... - 15:01 CoCoA-5 Slug #948: radical is slow (compared to singular) on these examples
- Here is Mario's second example: I have chosen @ZZ/(101)@ for the coeffs, but the original was over @QQ@...
- 15:00 CoCoA-5 Slug #948: radical is slow (compared to singular) on these examples
- Here is Mario's first example: I have used coeffs in @ZZ/(101)@ but the original was over @QQ@...
- 14:59 CoCoA-5 Slug #948 (Closed): radical is slow (compared to singular) on these examples
- Mario gave me two examples where Singular computes the radical *much* faster than CoCoA does.
I'll put the examples ... - 15:12 CoCoALib Feature #796: CoCoALib function for radical (or SqFree) of a polynomial
- This would be quite useful. For the time being should we just add...
17 Oct 2016
- 17:41 CoCoA-5 Bug #946: Function "ideal" evaluates the argument twice
- From looking at the code in @BuiltinFunctions-CoCoALib.C@, here is a list of other suspect impls:
* *@len@*
* *@syz... - 13:13 CoCoA-5 Bug #946: Function "ideal" evaluates the argument twice
- Oh dear! The problem is more widespread. Even @len@ evaluates its arg twice 8-O
- 12:39 CoCoA-5 Bug #946: Function "ideal" evaluates the argument twice
- Are there any other fns with a similar problem? 8-{
- 12:18 CoCoA-5 Bug #946: Function "ideal" evaluates the argument twice
- Here is some code we could add to one of the CoCoA-5 tests:...
- 11:40 CoCoA-5 Bug #946: Function "ideal" evaluates the argument twice
- Two test cases:...
- 11:36 CoCoA-5 Bug #946 (In Progress): Function "ideal" evaluates the argument twice
- Having just looked at the code, I'm not entirely surprised.
Also why are there calls to @evalArgAsListOfRingElem@ ... - 11:03 CoCoA-5 Bug #946 (Resolved): Function "ideal" evaluates the argument twice
- @ideal(RING, func(...))@ evaluates func once,
@ideal(func(...))@ evaluates func twice.
14 Oct 2016
- 16:34 CoCoA-5 Slug #709: Speed of some Normaliz calls (NmzComputation)
- I have reconfirmed that there is strange behaviour on the Linux machine here in Kassel. Compiler is @g++@ version 5....
- 14:43 CoCoA-5 Feature #877: Easier syntax to make a PRINCIPAL ideal?
- Getting a better error message from the input @ideal(R,x)@ would be decidedly tricky. The error is actually triggere...
- 14:31 CoCoA-5 Feature #877: Easier syntax to make a PRINCIPAL ideal?
- The source code the *@ideal@* function in CoCoA-5 appears to start at about line 1520 in @BuiltInFunctions-CoCoALib.C...
- 13:20 CoCoA-5 Bug #757: readline: fix script for finding libreadline
- The options relating to @readline@ have inconsistent names:
* *@--with-readline=@*
* *@--with-libreadline=@*
The...
13 Oct 2016
- 17:45 CoCoA-5 Feature #927 (Feedback): Add "exit" in addition to "ciao"
- I have also change the "goodbye pop-up window" in the GUI so that it says "Ciao" instead of "Bye".
- 17:40 CoCoA-5 Bug #100: BringIn should map only the indets in its arg
- This will be a little tricky so postponing.
- 17:29 CoCoA-5 Support #181: Functions throwing error even though (trivially) defined
- Another postponement. It is probably nice for a user to find in a single place a summary of the main quirks/foibles ...
- 17:25 CoCoA-5 Feature #7: Automatic mapping between (some) rings
- No chance of finishing this is in the near future; postponing by 1 version.
- 14:25 CoCoA-5 Bug #757: readline: fix script for finding libreadline
- Should there also be an option to say not to use @readline@ even if it is present?
If so, what should the option be ... - 13:39 CoCoA-5 Design #491: Cleaning: Cruft in CoCoA-5 packages
- This issue seems dormant, in reality every time we open a package we clean it up a little bit ;-)
(for example with ... - 13:12 CoCoA-5 Design #491: Cleaning: Cruft in CoCoA-5 packages
- This is going to be a long and tedious job; moreover it should probably be done when Anna and I can be together.
F... - 13:08 CoCoA-5 Bug #755 (In Progress): Find out how to compile statically on linux
- Since the fns which depend on @libblas@ are not documented, perhaps all public versions should be without them (not j...
- 13:05 CoCoA-5 Feature #183: Template for unaryMinus?
- Postponing again; also lowered priority to *low*.
- 13:03 CoCoA-5 Bug #712: External Libs: missing dependencies in Makefiles
- Postponing because I have no idea how to resolve this (certainly not in the near future).
- 12:59 CoCoA-5 Feature #857: floor, ceil, and NearestInt for RingElem in CoCoA-5?
- I am postponing this issue; perhaps I'll wait until it becomes "necessary" for some other task, then decide what to d...
- 12:57 CoCoA-5 Bug #519: GUI: fix DEFINES in makefile
- This has been dormant for over two years; should we just close it? I guess Limbeck is/was unable to test it for us.
- 11:31 CoCoALib Support #944: Release: CoCoALib-0.99550 (together with CoCoA-5.2.0)
- Thanks John! Now we have only the "16bytes"...
12 Oct 2016
- 18:25 CoCoA-5 Bug #945: Emacs UI: comint buffer silently truncates(?) long lines when sending
- The following URL may help:...
- 17:19 CoCoA-5 Bug #945: Emacs UI: comint buffer silently truncates(?) long lines when sending
- One easy way to avoid the problem is to paste the line into a buffer in @cocoa5-mode@ (_e.g._ associated to a CoCoA-5...
- 17:15 CoCoA-5 Bug #945: Emacs UI: comint buffer silently truncates(?) long lines when sending
- Note that issue #433 dealt with the problem of sending long lines from a @cocoa5-mode@ buffer to the interactive CoCo...
- 17:08 CoCoA-5 Bug #945 (Closed): Emacs UI: comint buffer silently truncates(?) long lines when sending
- I sent a long line to an interactive cocoa5 inside emacs (v.24.5).
CoCoA saw only the first part of the input line; ... - 18:08 CoCoALib Support #944: Release: CoCoALib-0.99550 (together with CoCoA-5.2.0)
- I'll do @test-OrderedRing2@.... there is a leak in twinfloat.
I know where it is; now I just have to find a nice way... - 18:02 CoCoALib Support #944: Release: CoCoALib-0.99550 (together with CoCoA-5.2.0)
- Anna Maria Bigatti wrote:
> First run of valgrind (I had to reinstall valgrind on my mac...)
> [...]
The "16-byt... - 17:49 CoCoALib Support #944: Release: CoCoALib-0.99550 (together with CoCoA-5.2.0)
- First run of valgrind (I had to reinstall valgrind on my mac...)...
- 16:10 CoCoALib Support #944 (In Progress): Release: CoCoALib-0.99550 (together with CoCoA-5.2.0)
- 16:06 CoCoALib Support #944: Release: CoCoALib-0.99550 (together with CoCoA-5.2.0)
- John Abbott wrote:
> Add also to check whether the CoCoA-5 tests pass with @BackwardCompatible.cpkg5@
OK, moved i... - 15:42 CoCoALib Support #944: Release: CoCoALib-0.99550 (together with CoCoA-5.2.0)
- Add also to check whether the CoCoA-5 tests pass with @BackwardCompatible.cpkg5@
- 15:04 CoCoALib Support #944 (Closed): Release: CoCoALib-0.99550 (together with CoCoA-5.2.0)
- Everything related to making a CoCoALib release:
# Redmine Roadmap: close or postpone issue
# Redmine Release iss... - 16:56 CoCoA-5 Feature #13: (short) manual for emacs interface
- This is probably not the right place, but I happened upon the following web page about problems with Emacs becoming v...
- 16:02 CoCoA-5 Support #851: Release: CoCoA-5.2.0
- Add also to check whether the CoCoA-5 tests pass with @BackwardCompatible.cpkg5@
(automatize this step) - 15:58 CoCoA-5 Support #851 (In Progress): Release: CoCoA-5.2.0
- First round of @make ManExamples@
(checked and made a few fixes in Makefile) - 15:07 CoCoA-5 Design #943: Managing credits
- Yes, it would be good to find a way of giving recognition to those who have contributed to CoCoA(Lib).
A possible ... - 14:29 CoCoA-5 Design #943 (In Progress): Managing credits
- From #711 (8) (External Libs: print credits?)
If we do implement some scheme for recognising use of external librari... - 14:33 CoCoA-5 Feature #711 (Feedback): External Libs: print credits?
- list of linked libraries is printed what cocoa starts.
For the refinements I opened issue #943.
Feedback on this? ...
10 Oct 2016
- 21:20 CoCoALib Support #942: Which names to use? Intersection/saturation vs intersect/saturate
- I have put this issue under CoCoALib, but it is just as relevant to CoCoA-5.
In general my personal preference is ... - 21:18 CoCoALib Support #942 (In Progress): Which names to use? Intersection/saturation vs intersect/saturate
- I notice that we have the following 2 names for functions: *@intersection@* and *@saturate@*.
In CoCoA-3 and CoCoA... - 21:13 CoCoA-5 Support #940: Check all fns in packages work even without BackwardCompatible.cpkg5
- There is quite a lot of "cruft" in the packages: either commented out code or code which I suspect can never be calle...
- 21:04 CoCoA-5 Support #940 (In Progress): Check all fns in packages work even without BackwardCompatible.cpkg5
- I have already make a first pass at cleaning up the packages, but there is still more to do.
The CoCoA-5 tests are... - 20:55 CoCoA-5 Support #940 (Closed): Check all fns in packages work even without BackwardCompatible.cpkg5
- Even though (we hope that) all the packages are destined to migrate to CoCoALib, it is probably worth keeping them re...
- 21:09 CoCoA-5 Support #941: Improve coverage of CoCoA-5 tests
- This is likely to be an arduous task, and will surely take a long time.
My hope is that the same tests can still b... - 21:07 CoCoA-5 Support #941 (New): Improve coverage of CoCoA-5 tests
- While trying to "modernize" the CoCoA-5 packages, I thought that running the CoCoA-5 tests would be a good way of tra...
- 18:54 CoCoA-5 Design #929 (In Progress): Clean up CoCoALibSupplement
- I had already done some cleaning, so that now @IsConvertible@ is not used.
Now I removed the commented out old code.... - 18:23 CoCoA-5 Bug #880 (Feedback): subst should check that indet is in same ring as 1st arg, but does not.
- 18:23 CoCoA-5 Bug #880: subst should check that indet is in same ring as 1st arg, but does not.
- Done. cvs-ed.
- 17:53 CoCoA-5 Design #868: Der, Bin: why the capital letter?
- Anna Maria Bigatti wrote:
> Every so often we should run the tests without the BackwardCompatible package. (I tho... - 17:01 CoCoA-5 Design #868: Der, Bin: why the capital letter?
- John Abbott wrote:
> By "smoothly" do you mean that it should not yet be moved to @obsolete.cpkg5@?
Yes, that's w... - 16:51 CoCoA-5 Design #868: Der, Bin: why the capital letter?
- By "smoothly" do you mean that it should not yet be moved to @obsolete.cpkg5@?
We could even move @Bin@ to @obsole... - 16:05 CoCoA-5 Design #868: Der, Bin: why the capital letter?
- No need to do any change: the official names are indeed @binomial@ and @deriv@ as in cocoalib.
I'd rather keep @Bin@... - 15:38 CoCoA-5 Design #868: Der, Bin: why the capital letter?
- My preference is for *@deriv@* in both CoCoALib and CoCoA-5, but that is not backward compatible :-/
I think @deriv@... - 14:41 CoCoA-5 Design #868 (Feedback): Der, Bin: why the capital letter?
- Should we change @deriv@ into @der@ in CoCoALib?
- 17:44 CoCoA-5 Feature #845: Primary Decomposition in CoCoA-5.1.6: zero dimensional, finite characteristic
- I believe this is at a good point, especially for prime cardinality. Elisa?
- 17:05 CoCoA-5 Feature #877 (Feedback): Easier syntax to make a PRINCIPAL ideal?
- Close this issue? I think that @ideal(x)@ is hard to beat ;-)
- 16:04 CoCoA-5 Design #939: Rename Fact to factorial?
- No need to do any change: the official name is indeed @factorial@.
I'd rather keep @Fact@ working smoothly for some ... - 15:28 CoCoA-5 Design #939: Rename Fact to factorial?
- In #868 (comment 3) Anna pointed out that the name *@Fact@* could easily be seen as ambiguous (short for *@factorial@...
- 15:21 CoCoA-5 Design #939 (Closed): Rename Fact to factorial?
- I suggest renaming *@Fact@* to *@factorial@*, the same name as used in CoCoALib.
This change is not backward-compati... - 15:13 CoCoA-5 Bug #852 (Feedback): fix OnlineManual.C so that version number may be removed from CoCoAHelp.xml
- Yes, apparently I thought I still needed the version in the xml, but I don't.
I cannot imagine what may go wrong rem... - 14:56 CoCoA-5 Bug #852: fix OnlineManual.C so that version number may be removed from CoCoAHelp.xml
- It seems this is no longer needed.
... I cannot find any use of version and date in online.C...
another thing I did... - 14:38 CoCoA-5 Support #863 (Feedback): CoCoA-5 manual: IsInteger and IsRational are missing?
- I wrote it in June, and forgot to report it.
Feedback now. - 14:34 CoCoA-5 Feature #903: New function CallOnGroebnerFanIdeals: call function on GFan ideals
- cvs-ed manual
- 13:44 CoCoA-5 Feature #903 (Feedback): New function CallOnGroebnerFanIdeals: call function on GFan ideals
- added @CallOnGroebnerFanIdeals@. Works fine.
Philosophically a stream would be cleaner, but no time to think about ... - 13:51 CoCoA-5 Feature #927: Add "exit" in addition to "ciao"
- I have added the keywords *@exit@* and *@quit@* to the file @cocoa5.el@.
- 13:40 CoCoA-5 Bug #918 (Closed): UniversalGBasis: sometimes gives error
08 Oct 2016
- 22:24 CoCoALib Feature #910: BigRat: read from a string in "decimal" format?
- Unfortunately the code for reading "decimal numbers" appears twice: once in *@operator>>@* for @BigRat@ and once agai...
- 22:10 CoCoALib Bug #936 (Feedback): ReadExpr: cannot handle exponent which is not integer literal
- I have now implemented the following:
after @^@ there may be an unsigned integer literal or @(@ optional-sign unsign... - 22:04 CoCoA-5 Feature #606: Evaluate in ring operator (was called :: in CoCoA-4)
- The suggestion of another function (perhaps called @ReadExprList@) still seems good to me.
Hmmm, but then again a ... - 21:59 CoCoA-5 Feature #909 (Feedback): ReadExpr: decimal point
- I think I have fixed it all now.
The comment about changed semantics (comment 5) no longer holds!
Note that @1.... - 21:55 CoCoALib Bug #938 (Feedback): ReadExpr: misreads 2/3^4
- I have fixed it now, and added a new @test-RingElem5@ for the function @ReadExpr@ (for rational numbers).
Trickier...
07 Oct 2016
- 15:15 CoCoALib Bug #938 (In Progress): ReadExpr: misreads 2/3^4
- I see no choice but to make @2/3^4@ read as an expression @div(2, power(3,4))@, and this implies that all rationals e...
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