Activity
From 03 Apr 2019 to 02 May 2019
30 Apr 2019
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10:35 Bug #1273: NewPolyRing and SymbolRange together make a crash
- I must get my CVS access sorted out, so I can check in.
29 Apr 2019
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18:21 Bug #1273: NewPolyRing and SymbolRange together make a crash
- Another problem was in @evalArgAsListOfSymbols@ which did a dynamic pointer cast and used the result without checking...
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14:21 Bug #1273 (Resolved): NewPolyRing and SymbolRange together make a crash
- One problem appears to be on line 46 of @cocolib.cpkg5@: replace *@[i]@* with just *@i@*.
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14:18 Bug #1273: NewPolyRing and SymbolRange together make a crash
- The *@SymbolRange@* impl looks very suspect. It does not properly check its arg types.
Fn is defd in @coclib.cpkg... -
14:14 Bug #1273 (Closed): NewPolyRing and SymbolRange together make a crash
- The problem is with double indices. Here is a small failing example:...
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18:00 Slug #1228: SLUG: filling an array
- I think I have found a situation where my simple idea in comment 6 causes trouble......
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17:53 Slug #1275 (New): incr and decr are slow
- The CoCoA-5 functions @incr@ and @decr@ are disappointingly slow....
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15:26 Bug #1274 (Resolved): SortBy and SortedBy sometimes give wrong result
- The bug was at the end of the first loop in *@QuickSortBy1@* where the case @Up = Down@ was not handled.
Added 1 l... -
14:56 Bug #1274 (In Progress): SortBy and SortedBy sometimes give wrong result
- Example found by calling @SortedBy@ on random permutations of 1..17.
Seems to work find for lists with only 16 or fe... -
14:53 Bug #1274 (Closed): SortBy and SortedBy sometimes give wrong result
- In CoCoA5 the *@SortBy@* and *@SortedBy@* functions sometimes give wrong answers!
Here is an example:...
18 Apr 2019
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18:10 Feature #1272: Groebner Bases over ZZ
- Very subtle: it gets to this...
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17:49 Feature #1272: Groebner Bases over ZZ
- @NR@ bug:...
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17:36 Feature #1272: Groebner Bases over ZZ
- As a starting point Elisa Palezzato noticed a bug in @NR@: it does not check the ring of coefficients is a field.
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17:26 Feature #1272 (Closed): Groebner Bases over ZZ
- Write a basic implementation for Groebner Bases over the integers
17 Apr 2019
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10:17 Feature #1271 (In Progress): Allow Interruption of printing?
- Which printing commands should allow themselves to be interrupted?
* lists
* matrices
* ideals (?)
I think prob... -
08:26 Feature #1271: Allow Interruption of printing?
- I agree this would be very useful.
Strange for the error!
16 Apr 2019
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17:49 Feature #1271: Allow Interruption of printing?
- I have a tried a first approach, but it did no work as I would have liked...
What I tried:
* in @Interpreter.C@ a... -
17:43 Feature #1271 (In Progress): Allow Interruption of printing?
- Inside emacs, if you print out a very long list then it takes ages before you can use emacs/CoCoA-5 again.
Conside...
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.
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