Activity
From 24 Apr 2013 to 23 May 2013
23 May 2013
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18:44 CoCoALib Feature #84 (Closed): Names for random streams
- I have made a few final minor improvements to the documentation, otherwise no problems have arisen in the last 5 mont...
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16:58 CoCoALib Bug #22 (Closed): Rename PPMonoidEvZZ?
- Anna and I have checked that everything is present and correct.
So we close this issue.
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16:30 CoCoALib Feature #17: implement "binomial" (coefficient) for RingElem
- .. and resume/clean up *@BR.PolyBinRepr_xi@*
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12:32 CoCoALib Feature #354 (Feedback): New function BinRepr (was BinExp, also known as Macaulay representation)
- I have implemented *@BinomialRepr@* and *@BinomialReprShift@* in CoCoALib, and made them accessible from CoCoA-5. Th...
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08:32 CoCoALib Feature #354 (Closed): New function BinRepr (was BinExp, also known as Macaulay representation)
- port the binomial representation into CoCoALib, and then to CoCoA-5.
It was called "BinExp" in CoCoA-4, but Exp remi... -
08:26 CoCoALib Feature #236 (Closed): Add homog (homogenized) for ideal
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08:15 CoCoALib Design #297 (In Progress): Modules design: brainstorming
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08:14 CoCoALib Design #305 (In Progress): FreeModule: unique copy?
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08:13 CoCoALib Design #316 (In Progress): submodule constructor different from ideal
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08:12 CoCoALib Feature #248 (In Progress): IsDivisible for RingElem with nice interface
22 May 2013
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16:50 CoCoALib Design #339: DenseUPolyClean uses size_t
- Several mem fns have args of type @long@; should the type be changed to @MachineInt@?
How many args does @deriv@ h... -
15:34 CoCoALib Design #339 (Feedback): DenseUPolyClean uses size_t
- John did this ...
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16:42 CoCoALib Design #268: Exponent range (in power products)
- Anna and John discussed the matter (in the light of Soeger+Bruns's experience).
The current proposal is to leave t... -
15:36 CoCoALib Support #353 (In Progress): Missing documentation and tests for myRecvTwinFloat
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12:02 CoCoALib Support #353: Missing documentation and tests for myRecvTwinFloat
- I wrote the implementation for RingDenseUPolyClean, and added a small test in test-DenseUPolyRing1.
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09:28 CoCoALib Support #353 (In Progress): Missing documentation and tests for myRecvTwinFloat
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15:19 CoCoALib Feature #219 (Feedback): myDeriv for RingDenseUPolyClean still missing
21 May 2013
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18:48 CoCoA-5 Feature #352 (Closed): Should SourceRegion echo the "region"?
- I think that it might be useful to "echo" the region that has been sent, so that the user has the history of what has...
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18:38 CoCoA-5 Design #292 (Closed): Rename IndetsCalled to indets
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18:00 CoCoA-5 Feature #336 (Closed): Mat(Module) should give error
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17:43 CoCoA-5 Feature #336: Mat(Module) should give error
- My impromptu tests suggest the impl is fine.
This issue has been in @feedback@ for a month; close it now? Anna?
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17:35 CoCoALib Bug #351 (Closed): Problems with DenseMatImpl::myResize
- When calling ...
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17:34 CoCoA-5 Bug #280 (Closed): EmacsUI: indentation is wrong with parentheses
- There has been no negative feedback in 3 months, so I'm closing this issue.
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17:31 CoCoA-5 Support #314 (In Progress): odd and even numbers for snapshots/official versions?
- The rules need to be simple so that we can remember them.
Let's say even numbers mean "stable" and odd ones "interim... -
17:24 CoCoA-5 Support #333 (Closed): manual entry for "indent"
- The manual entry seems OK to me (I made some minor changes).
Closing.
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17:24 CoCoALib Bug #350 (Closed): problem with "matrix" argument in functions
- If a function has argument "matrix M" (instead of @MatrixView@ or @ConstMatrixView@) it is passed as a "pointer", i.e...
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17:12 CoCoA-5 Feature #8 (Closed): source region
- Apart from bug #344, no (design) problems have arisen; so I'm closing this issue.
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17:03 CoCoA-5 Feature #347: C5 cannot compute derivative of a ratfn
- Added (v. simple) test and updated doc.
20 May 2013
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11:31 CoCoA-5 Feature #347 (Feedback): C5 cannot compute derivative of a ratfn
- Modified at CoCoALib level: @FractionField@ now has a @myDeriv@ mem fn (which expects the base ring to be a @PolyRing...
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11:25 CoCoA-5 Bug #344 (Feedback): basic_string::erase error in interpreter
- No further problems have come to light in the last 2 weeks, so I'm changing the state to @feedback@ (hoping to close ...
18 May 2013
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11:54 CoCoALib Bug #349 (Closed): IdealOfPoints: gens are actually a GBasis
- Currently IdealOfPoints produces an ideal *without* GBasis.
Should be trivial to fix!
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11:41 CoCoALib Feature #147 (In Progress): Buchberger-Moeller: impl via modular reduction
- JAA has a working impl based on the old C4 code. Wasted quite a lot of time tracking down a subtle bug in the old co...
17 May 2013
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19:27 CoCoALib Feature #304: Module ordering and grading (and shifts)
- compiles and runs: I'll check on Monday if it gives the correct result ;-)
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18:44 CoCoALib Feature #304: Module ordering and grading (and shifts)
- major rewriting in progress
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11:36 CoCoA-5 Support #348: CoCoA website: CoCoA-5.0.3 pages
- redisigned cocoa-5 download page
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11:33 CoCoA-5 Support #348: CoCoA website: CoCoA-5.0.3 pages
- rounded corners in main page "buttons"
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11:15 CoCoA-5 Support #348 (Closed): CoCoA website: CoCoA-5.0.3 pages
- anything related to the CoCoA website
15 May 2013
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20:01 CoCoA-5 Support #187: CoCoA-5 (partial) releases: make the process simpler
- Now that I can compile cocoa on windows, I added some indications in script cocoa5-cvs-snapshot to help making the sn...
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12:16 Support #266: Compilation on M$Windows: cygwin
- I think I managed to compile the *textual* version and prepare a distribution for it!
it is available on the web pag...
07 May 2013
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23:33 CoCoA-5 Bug #344: basic_string::erase error in interpreter
- An error is reported if the region selected starts after the last character on a line (e.g. starting at an empty line...
06 May 2013
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14:42 CoCoA-5 Bug #343 (Feedback): Interpreter SEGV
- After speaking to Anna we decided to make "minimal" changes.
Instead of refering to _end of file_ messages refer to ...
02 May 2013
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16:49 CoCoA-5 Feature #347 (Closed): C5 cannot compute derivative of a ratfn
- Add formal derivative of a rat fn -- might also be missing from CoCoALib?
29 Apr 2013
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09:16 CoCoA-5 Bug #345: Interpreter interrupt delayed confusingly
- Some notes about the source code.
An interpreter object contains a (volatile) data member called @controlC@. This... -
09:03 CoCoA-5 Support #208: describe $package
- Why is the package called @BinRepr@ but the main exports are called @BinExp@?
AMB: moved to #354
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09:00 CoCoA-5 Bug #343: Interpreter SEGV
- A suggestion for modifying the error message produced when EOF is found in the middle of a command.
Currently the er... -
08:36 CoCoA-5 Feature #346 (Closed): Describe should indicate package name
- The *@describe@* command will produce the source code of a package function, but it does not indicate the package the...
28 Apr 2013
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11:14 CoCoA-5 Bug #345 (In Progress): Interpreter interrupt delayed confusingly
- *Update (2013-04-29)* I now think that Giovanni's idea of throwing an exception probably handles correctly all the va...
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10:58 CoCoA-5 Bug #343 (In Progress): Interpreter SEGV
- I have found a _workaround_.
The problem surfaces in @reportLineNumberWhenMeaningful@ which tries to follow a NULL...
27 Apr 2013
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23:06 CoCoA-5 Bug #343: Interpreter SEGV
- Well, it's not all Apple's fault... there was a "surprise" in a Makefile (sigh).
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22:40 CoCoA-5 Bug #343: Interpreter SEGV
- The problem can be reproduced simply by reading in a file containing just the character *@1@*.
It does not matter whe... -
22:25 CoCoA-5 Bug #344 (Resolved): basic_string::erase error in interpreter
- I believe I have found and resolved the problem. Make the following change:...
26 Apr 2013
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11:22 CoCoA-5 Bug #344: basic_string::erase error in interpreter
- I'm 99% certain I know what the problem is: when emacs generates the @SopurceRegion@ command it uses column position ...
24 Apr 2013
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18:00 CoCoA-5 Bug #344: basic_string::erase error in interpreter
- The same error occurs even when the input is syntactically correct (but without final newline):...
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15:16 CoCoA-5 Bug #344: basic_string::erase error in interpreter
- Found by Giulia Marconi.
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15:15 CoCoA-5 Bug #344 (Closed): basic_string::erase error in interpreter
- Save the following in a file, and then use send-region (without final newline) to send it to CoCoA:...
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16:24 CoCoA-5 Bug #345: Interpreter interrupt delayed confusingly
- The interrupt can be delayed longer than I thought!...
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16:18 CoCoA-5 Bug #345 (Closed): Interpreter interrupt delayed confusingly
- The following behaved unexpectedly in CoCoA-5 via emacs:...
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08:19 CoCoA-5 Bug #343: Interpreter SEGV
- In any case I get @abort trap@, not @segv@
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08:09 CoCoA-5 Bug #343: Interpreter SEGV
- I get the same error calling directly...
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