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From 13 Sep 2014 to 12 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... John Abbott
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...
John Abbott
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...
John Abbott

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@
John Abbott

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... John Abbott
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...
Anna Maria Bigatti
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...
Anna Maria Bigatti
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-...
Anna Maria Bigatti
11:13 CoCoA-5 Support #629 (In Progress): Windows-GUI: compilation with MinGW
Instructions on how to compile with MinGW (including GUI) Anna Maria Bigatti

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... John Abbott
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...
John Abbott

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? ...
John Abbott
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...
John Abbott

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 ...
John Abbott
13:11 CoCoA-5 Feature #626 (New): Output Betti numbers
Taken from an email of 20140709:... John Abbott

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...
John Abbott
13:26 CoCoALib Feature #625: NumTheory: sieve of Eratosthenes
I have now checked in the code.
John Abbott

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).
John Abbott
23:20 CoCoALib Feature #625 (Feedback): NumTheory: sieve of Eratosthenes
Implemented, and added some doc.
Still need to do: maintainer doc, test, example.
John Abbott
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.
...
John Abbott
18:06 CoCoA-5 Support #605 (Closed): Release: CoCoA-5.1.1
Anna Maria Bigatti
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
Anna Maria Bigatti
18:03 Support #266 (Closed): Compilation on M$Windows: cygwin
Anna Maria Bigatti
18:02 Support #266: Compilation on M$Windows: cygwin
what was done, was done (now closing) Anna Maria Bigatti
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...
Anna Maria Bigatti
11:21 CoCoALib Feature #400: add myJBMill member field to ideal
I found this is an email message (from me) of 20140613:... John Abbott

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... John Abbott
 

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