Activity
From 17 Mar 2019 to 15 Apr 2019
05 Apr 2019
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20:56 Slug #1270: RationalSolve: use MinPolyQuot instead of elim
- Before we decide to replace @elim@ by @MinPolyQuot@ we should check that @MinPolyQuot@ is usually faster (I would cer...
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20:19 Slug #1270 (Closed): RationalSolve: use MinPolyQuot instead of elim
- Currently @RationalSolve@ uses @elim@, but every use is equivalent to a call to @MinPolyQuot@ (in the subring generat...
03 Apr 2019
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17:14 Support #1268: Documentation for how to write a CoCoA package
- I can make some notes based on the questions I've been asked.
These notes could form a basis for a better guide; b... -
17:12 Support #1268 (Closed): Documentation for how to write a CoCoA package
- Some students here in Passau have been given the task of writing a CoCoA package, and have asked me for guidance. It...
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17:11 Design #474 (In Progress): Eliminate package BinRepr
- What is the status of this issue?
The package still exists, and there is a *@BinRepr@* builtin function.
Can we d... -
17:08 Feature #1012 (Closed): Chebyshev polynomials
- This has already been done. Closing.
02 Apr 2019
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21:52 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- Anna has just sent me some code with redundant @#include@ directives removed.
Most compilation times are the same. ... -
11:50 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- I believe that built-in functions (for extlibs, at least) are "registered" by constructing a global object. So the a...
01 Apr 2019
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17:30 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- Indeed "duplication" is generally undesirable (as is the use of @goto@), but it may still be a good idea in certain "...
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15:27 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- John Abbott wrote:
> I am very tempted to suggest modifying the macro *@DECLARE_MISSING_EXTLIB@* so that it is *inde... -
11:36 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- Yesterday I ran the compiler with the *@-E@* option, which just does the preprocessing steps. Since currently I do n...
29 Mar 2019
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19:23 Support #290: Which functions are defined in CoCoALibSupplement?
- Anna Maria Bigatti wrote:
> @CoCoALibSupplement@ currently contains some functions for external libraries, e.g.
> [... -
19:10 Support #290: Which functions are defined in CoCoALibSupplement?
- @CoCoALibSupplement@ currently contains some functions for external libraries, e.g....
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15:23 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- I suggest putting @DECLARE_MISSING_EXTLIB@ into a smaller header file (if possible).
Then files such as @BuiltinFu... -
14:23 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- It seems that many includes in @BuiltInFunctions.H@ are useless, or useful for only a few functions. Cleaning them m...
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14:16 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- I note also that my compilation test above was without any external libraries.
So the time to compile @BuiltinFuncti...
28 Mar 2019
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21:37 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- Here are the compilations timings for the updated computer:...
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14:22 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- John Abbott wrote:
> BTW I noticed that it took quite a long time to compile @BuiltinFunctions-Normaliz.C@ even thou... -
14:14 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- John Abbott wrote:
> I have just checked (using fgrep) and in @BuiltinFunctions-CoCoALib.C@ there are 28 fns with va... -
13:30 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- I have just checked (using fgrep) and in @BuiltinFunctions-CoCoALib.C@ there are 28 fns with variable arity, and 129 ...
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10:58 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- The time to compile (and link) @ex-empty.C@ was about 20s.
I tried splitting @BuiltinFunctions-CoCoALib.C@ into qu...
27 Mar 2019
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14:39 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- Do you know how much the overhead for including @library.H@ is? that is quite slow by itself.
(try compiling an @ex... -
14:38 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- Other compilation times:...
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14:21 Feature #1262 (In Progress): Split BuiltinFunctions-CoCoALib.C into smaller files
- I tried splitting @BuiltinFunctions-CoCoALib@ into two more-or-less-equal parts.
File Time to compile...
26 Mar 2019
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13:53 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- I had a look.
I think it would make sense to separate off the functions with variable number of args.
(look for @DE... -
11:39 Feature #1262: Split BuiltinFunctions-CoCoALib.C into smaller files
- I hope this evening to try compiling again on the small computer, and I'll note which files gave problems with swappi...
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11:27 Feature #1262 (In Progress): Split BuiltinFunctions-CoCoALib.C into smaller files
- Yesterday I tried compiling CoCoA-5 on my small computer (0.5Gbyte RAM), and it had trouble compiling @BuiltinFunctio...
25 Mar 2019
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13:57 Bug #1261 (In Progress): ASCII function
- I have fixed the code in my local copy (@BuiltinFunctions.C@) so that it uses *@unsigned char@* instead of *@char@*. ...
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13:54 Bug #1261 (Closed): ASCII function
- The @ascii@ function returns negative values for characters with code greater than 127.
I think it is better for n... -
13:52 Bug #672: Emacs UI: strange string literal causes crash
- This is still a bug (in emacs 26.1).
A possible solution could be to print "weird characters" using backslash+octa...
19 Mar 2019
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17:04 Support #1258 (Closed): Manual page for CantStop
- @CantStop.cpkg5@ now works. There should be a manual page at least for @PlayCantStop@.
Perhaps some of the other fn... -
15:16 Feature #1246 (In Progress): Revive old CoCoA4 package called "cocoa5.cpkg"
18 Mar 2019
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14:42 Feature #1246: Revive old CoCoA4 package called "cocoa5.cpkg"
- Here are the aspects to be addressed next:
* how to serialize rings (_i.e._ follow previous format, but passing ring... -
14:38 Feature #1246: Revive old CoCoA4 package called "cocoa5.cpkg"
- Anna has cleaned the file so that it is syntactically OK.
Now we must look at the semantics.
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