Activity
From 10 Aug 2019 to 08 Sep 2019
05 Sep 2019
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16:29 CoCoALib Bug #1308: test-GFan1 fails
- How much backward compatibility should be maintained? It might be too tricky; perhaps we should just require that us...
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16:27 CoCoALib Bug #1308 (Closed): test-GFan1 fails
- I have moved to @gfanslib-0.6.2@ and now @test-GFan1@ produces the following error:...
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16:17 CoCoA-5 Bug #1307 (Closed): Linking problem
- The problem was that I was trying to link against libraries which I had compiled before installing the new OS.
Recom... -
11:28 CoCoA-5 Bug #1307: Linking problem
- My platform is Ubuntu 18.04, and the compiler is @gcc version 7.4.0@.
The compiler says it was configured with the... -
11:23 CoCoA-5 Bug #1307 (Closed): Linking problem
- I have recently tried to compile @CoCoAInterpreter@ with (several) external libraries selected.
The compilation fail...
02 Sep 2019
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16:47 CoCoALib Feature #1306: exgcd over integers (ZZ)
- Name *@extgcd@*?
I prefer with the *'t'*
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16:12 CoCoALib Feature #1306: exgcd over integers (ZZ)
- The cofactors are defined only modulo the lattice of "syzygies" (kernel of the row matrix); the hope is that the vect...
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16:08 CoCoALib Feature #1306 (In Progress): exgcd over integers (ZZ)
- Implement a general extended gcd over the integers.
The idea is that the cofactors should be reasonably small.
Pr... -
16:31 CoCoA-5 Feature #1305: Create a directory
- I much prefer having @CreateDirectory@.
In fact, I'd like it to give a warning if the directory already exists,
(an... -
16:15 CoCoA-5 Feature #1305: Create a directory
- I prefer not to jump straight to C++17 (as it is only 2019).
We can probably use the BOOST impl since CoCoA-5 requir... -
15:56 CoCoA-5 Feature #1305: Create a directory
- I agree it would be nice.
Do you want to do it now, or wait a bit before going all the way to C++17? -
15:45 CoCoA-5 Feature #1305: Create a directory
- It seems that C++17 includes a portable command for creating directories (@create_directory@), so this would make por...
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15:39 CoCoA-5 Feature #1305 (New): Create a directory
- Ange asked about a command in CoCoA for creating a directory.
Do we want to offer such a command?
Perhaps @OpenOFil...
29 Aug 2019
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14:55 CoCoALib Feature #1227: exgcd; solve Bezout equation
- An exgcd function would be very useful.
It is used in computing the Hermite normal form (#1304) and in computing Gr... -
14:43 CoCoA-5 Feature #1304 (New): Hermite normal form
- I created a prototype implementation for computing the Hermite normal form and for solving linear systems over the in...
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12:17 CoCoA-5 Feature #1272: Groebner Bases over ZZ
- Changes to the previous version:
- some code cleanup
- fix bug in the ExtendedGBoverZZ function
- add functions Is...
27 Aug 2019
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11:09 CoCoA-5 Bug #1303 (Rejected): Manual looking for "?"
- CoCoA's behaviour on the following inputs is a bit unexpected:...
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11:05 CoCoA-5 Bug #1261 (Feedback): ASCII function
- No reaction in the last 5 months; did Anna test the code (and check it in)?
Moving to feedback.
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