Activity
From 12 Sep 2014 to 11 Oct 2014
03 Oct 2014
-
12:03 CoCoA-5 Support #632: MacOSX: many warnings with compiler CLANG/LLVM when compiling BOOST code.
- I have revised some impls in @CoCoALibSupplement.C@ to avoid some warnings by Clang/LLVM; the problem derived from th...
-
12:00 CoCoA-5 Support #632: MacOSX: many warnings with compiler CLANG/LLVM when compiling BOOST code.
- Currently the edit has to be done by hand.
Is it worth trying to add the flag automatically? (_e.g._ during config... -
11:57 CoCoA-5 Support #632 (Closed): MacOSX: many warnings with compiler CLANG/LLVM when compiling BOOST code.
- Recent MacOSX compilers produce lots of (spurious?) warnings when compiling BOOST code.
The warnings can be suppre...
26 Sep 2014
-
15:40 CoCoALib Bug #631 (Closed): Ambiguous: rank for matrix (in ex-matrix1.C)
- Apple LLVM version 6.0 (Laura's new computer) reports that @rank@ is ambiguous in @ex-matrix1.C@
25 Sep 2014
-
16:10 CoCoALib Feature #630 (Closed): Add graeffe function?
- Add a new fn @graeffe@ which transforms a polynomial into one whose roots are the squares of the root of the original...
-
14:35 CoCoA-5 Support #629: Windows-GUI: compilation with MinGW
- == Download and unpack Boost 1.56
http://sourceforge.net/projects/boost/files/boost/1.56.0/
start bootstrap.bat g... -
13:44 CoCoA-5 Support #629: Windows-GUI: compilation with MinGW
- == Download and unpack GMP 6.0.0a
https://gmplib.org/download/gmp/gmp-6.0.0a.tar.lz
(might need to install zlib... -
13:43 CoCoA-5 Support #629: Windows-GUI: compilation with MinGW
- (Following and updating Jan Limbeck's notes)
== Download QT 5.3.2 32 Bit with MinGW compiler
http://download.qt-... -
11:13 CoCoA-5 Support #629 (In Progress): Windows-GUI: compilation with MinGW
- Instructions on how to compile with MinGW (including GUI)
23 Sep 2014
-
16:30 CoCoALib Feature #627: Gaussian integer and rationals ZZi, QQi
- Recalling that every ring (except @RingZZ@) in CoCoALib has a @BaseRing@ and an "extension type". What should the @B...
-
11:40 CoCoALib Feature #627: Gaussian integer and rationals ZZi, QQi
- What should be the internal representation of an element of @QQ[i]@?
# a pair of @BigRat@ values (real and imag part...
22 Sep 2014
-
18:16 CoCoALib Feature #628 (New): Complex twin-floats
- Ulrich would like to compute with (approximations to) complex numbers.
Can twin-floats be extended to complexes? ... -
18:15 CoCoALib Feature #627 (New): Gaussian integer and rationals ZZi, QQi
- Ulrich would like to have an easy way to compute with (approximations to) complex numbers.
Currently, it is possib...
17 Sep 2014
-
17:27 CoCoA-5 Bug #612: The C5 gui does not exit properly when using the exit menu entry
- This is a known bug. We had looked for it ages ago (obviously without success).
The bug appears to be "minor" in ... -
13:11 CoCoA-5 Feature #626 (New): Output Betti numbers
- Taken from an email of 20140709:...
16 Sep 2014
-
13:44 CoCoALib Design #620: Redesign CRTMill
- Maybe the @vector@ version needs a little more thought.
In a deterministic algorithm, where we lift to an _a prior... -
13:26 CoCoALib Feature #625: NumTheory: sieve of Eratosthenes
- I have now checked in the code.
15 Sep 2014
-
23:59 CoCoALib Feature #625: NumTheory: sieve of Eratosthenes
- Added maintainer doc, test (seems its was needed), and example (a bit difficult).
-
23:20 CoCoALib Feature #625 (Feedback): NumTheory: sieve of Eratosthenes
- Implemented, and added some doc.
Still need to do: maintainer doc, test, example.
-
23:19 CoCoALib Feature #625 (Closed): NumTheory: sieve of Eratosthenes
- In an example I needed a table like the Sieve of Eratosthenes. So I've implemented it, and added it to CoCoALib.
... -
18:06 CoCoA-5 Support #605 (Closed): Release: CoCoA-5.1.1
-
18:06 CoCoA-5 Support #605: Release: CoCoA-5.1.1
- Compilation of GUI for windows by Jan Limbeck (thanks!)
tested, worked, published!
all done now
-
18:03 Support #266 (Closed): Compilation on M$Windows: cygwin
-
18:02 Support #266: Compilation on M$Windows: cygwin
- what was done, was done (now closing)
-
12:04 CoCoALib Feature #400: add myJBMill member field to ideal
- John Abbott wrote:
> I found this is an email message (from me) of 20140613:
> (1) you cannot have a data member of... -
11:21 CoCoALib Feature #400: add myJBMill member field to ideal
- I found this is an email message (from me) of 20140613:...
13 Sep 2014
-
23:47 CoCoALib Design #620: Redesign CRTMill
- It could be interesting to have a @vector@ version of @CRTMill@ which accepts vectors of residues along with a single...
12 Sep 2014
-
17:29 CoCoA-5 Support #605 (Resolved): Release: CoCoA-5.1.1
-
16:55 CoCoALib Design #620: Redesign CRTMill
- I have had a quick look at documentation for NTL and FLINT.
NTL has a very simple interface (like the existing one f... -
16:53 CoCoALib Support #624 (New): Wikipedia
- Improve the Wikipedia entry about CoCoA.
-
11:14 CoCoALib Feature #623 (Closed): Inverse of a matrix over ZZ
- Inverse of a matrix over QQ works fine.
Fix code so that it works for invertible matrices over ZZ.
(I have a big ex... -
10:43 CoCoA-5 Feature #622: New function: RandomSubset
- done. still missing: documentation, tests.
Would it be useful in CoCoALib? maybe just a random subset of 1..n? -
10:38 CoCoA-5 Feature #622 (Closed): New function: RandomSubset
- Sometimes "all subsets" are far too many (compute how many! ;-) to fit into memory.
So checking a property on a suit...
Also available in: Atom