Activity
From 08 Nov 2014 to 07 Dec 2014
05 Dec 2014
- 22:40 CoCoA-5 Feature #652 (In Progress): Flag to enable/disable printing of list of loaded packages
- I have modified @Main.C@ but not checked in -- will discuss with Anna first.
* replaced @bool printPremable@ by @int...
04 Dec 2014
- 15:39 CoCoA-5 Feature #653: Emacs UI: use "warning colour" for an unmatched */
- I agree, it would be nice.
But I have no idea how to achieve it :-( - 15:22 CoCoA-5 Feature #653: Emacs UI: use "warning colour" for an unmatched */
- Not very important --> low priority.
Not sure how easy this might be; given the low importance, I'd say it's worth d... - 15:20 CoCoA-5 Feature #653 (New): Emacs UI: use "warning colour" for an unmatched */
- It may be helpful to have the emacs UI use a visible "warning colour" for an unmatched @*/@ comment end marker.
28 Nov 2014
- 11:40 CoCoA-5 Feature #652: Flag to enable/disable printing of list of loaded packages
- Anna points out that there is already a similar flag (@--no-preamble@) which is used when running the CoCoA-5 tests (...
- 11:15 CoCoA-5 Feature #652: Flag to enable/disable printing of list of loaded packages
- I have made this change:
the list of packages loaded at the start are printed into @ostringstream PkgOut@ (in Main.C... - 11:06 CoCoA-5 Feature #652 (Closed): Flag to enable/disable printing of list of loaded packages
- Add a command-line flag to enable printing of package names as they are loaded. Currently the names are always print...
21 Nov 2014
- 16:15 CoCoALib Feature #651: Optimized algorithms for implicitization (slicing algorithm, elim, subalgebra..)
- John Abbott wrote:
> Anna did report disappointing performance from the initial implementation -- she will investiga... - 11:32 CoCoALib Feature #651: Optimized algorithms for implicitization (slicing algorithm, elim, subalgebra..)
- At a meeting yesterday it was decided that effort should be put into developing/refining *@ImplicitDirectWithCond@*. ...
- 11:30 CoCoALib Feature #651: Optimized algorithms for implicitization (slicing algorithm, elim, subalgebra..)
- The very latest version of @ImplicitByPoints3@ does occasionally go a little faster than @ImplicitDirectLPP2@, but it...
17 Nov 2014
- 16:04 CoCoALib Design #649: Make SmallFpImpl safer to use
- I've just wasted a good hour trying to figure out why my new code was about 10% slower than the old code.
The reason... - 11:54 CoCoALib Feature #651: Optimized algorithms for implicitization (slicing algorithm, elim, subalgebra..)
- JAA has implemented in C++/CoCoALib (first prototypes of): @ImplicitDirect@ (with variants @LPP@ and @WithCond@), als...
- 11:38 CoCoALib Bug #648 (Closed): QBGenerator crashes
13 Nov 2014
- 13:44 CoCoALib Feature #651 (In Progress): Optimized algorithms for implicitization (slicing algorithm, elim, subalgebra..)
- (may keywords in the title to simplify future searches ;-)
Investigate new algorithms for implicitization, i.e. fi...
12 Nov 2014
- 19:03 CoCoALib Design #649: Make SmallFpImpl safer to use
- I have implemented both (1) and (2). A quick comparison suggests that they are roughly equal in speed (but I'm still...
- 11:30 CoCoALib Design #649: Make SmallFpImpl safer to use
- It is not true that approach (1) allows the user to use 0 and 1 as arguments to the memfns. In fact, the only use in...
- 11:26 CoCoA-5 Bug #650: CoCoA-5 test (SourceAnna); problem in HilbertPoly
- I have already reported by phone that there is a problem (with @SourceAnna@) on 32-bit Linux.
On my 64-bit MacOSX ... - 11:22 CoCoA-5 Bug #650 (Closed): CoCoA-5 test (SourceAnna); problem in HilbertPoly
- Sometimes the CoCoA-5 test @SourceAnna@ fails (on 64-bit MacOSX).
The problem appears when executing the line:
<p...
11 Nov 2014
- 23:20 CoCoALib Bug #593: Temporary directories used during configuration
- I have had further problems with @trap@ in the script @gmp-try-default.sh@ on some Linux boxes. This is further moti...
- 23:13 CoCoALib Design #649 (In Progress): Make SmallFpImpl safer to use
- Here are 2 candidate solutions:
# use a new type for the values (_e.g._ a class or struct containing the currently us... - 23:03 CoCoALib Design #649: Make SmallFpImpl safer to use
- The problem is that all the member functions accept any integral type, but most should accept only @SmallFpImpl::valu...
- 22:58 CoCoALib Design #649 (Closed): Make SmallFpImpl safer to use
- After having wasted an hour or two tracking down a bug (in code which looked "obviously correct"), I want to make @Sm...
- 14:13 CoCoALib Bug #648 (Resolved): QBGenerator crashes
- I think I may have solved the issue: my code wrote one place beyond the end of a vector (and presumably this overwrot...
- 12:09 CoCoALib Bug #648: QBGenerator crashes
- The bug did not show up on a (32-bit) Linux VM; nor on a 32-bit Linux netbook.
The bug does not arise when compile... - 09:50 CoCoALib Bug #648: QBGenerator crashes
- Still not tracked down the bug :-(
The bug vanishes when I use @valgrind@ -- how can that be?
The bug persists ...
10 Nov 2014
- 21:43 CoCoALib Bug #648: QBGenerator crashes
- Trying to find a simple program which produces the bug; first attempts failed.
Also trying @valgrind@.
- 21:22 CoCoALib Bug #648 (Closed): QBGenerator crashes
- I have a program which causes @QBGenerator@ to produce a SEGV.
Even just printing the @QBGenerator@ causes a SEGV:
... - 16:55 CoCoALib Design #647: Unique copies of free modules?
- Are the concepts of *free module with shifts* and *free module without shifts* distinct?
Note that the notion of s... - 16:51 CoCoALib Design #647: Unique copies of free modules?
- Currently I'm considering offer two ways of "creating" a free module:
# "create" a unique free module (of dim @n@ ov... - 16:45 CoCoALib Design #647: Unique copies of free modules?
- After speaking to Anna... here are some aspects to consider:
* a major use of modules in CoCoA is for syzygy modules... - 16:36 CoCoALib Design #647 (New): Unique copies of free modules?
- Discuss having unique copies of free modules; or at least that the default creation mechanism should not produce dist...
- 16:42 CoCoA-5 Design #646: Unique copies of free modules?
- I propose putting all the technical discussion in #647, a parallel issue to this one (since practically all the real ...
- 16:33 CoCoA-5 Design #646 (New): Unique copies of free modules?
- A recent bug report from Oneto suggests that it is surprising/unnatural that @NewFreeModule@ should create distinct (...
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