Activity
From 16 Sep 2014 to 15 Oct 2014
15 Oct 2014
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12:13 CoCoALib Bug #631: Ambiguous: rank for matrix (in ex-matrix1.C)
- John Abbott wrote:
> After speaking to Anna by phone, I have changed the name of @rank@ into @rk@.
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> I'm ready ... -
- John Abbott wrote:
> I now believe the ambiguity would disappear if the entire function were placed inside @namespac...
14 Oct 2014
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21:34 CoCoALib Design #619: Modulus (for CRTMill) ambiguous
- (see #631 comment 5) I think the problem goes away if the code is put inside @namespace CoCoA@.
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- Assuming my explanation in the _correction_ in comment 1 is correct, then the STL people could break our code at any ...
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- John Abbott wrote:
> I think the C++ rules will compel us to change name -- asking the user to write @CoCoA::modulus... -
- I think the C++ rules will compel us to change name -- asking the user to write @CoCoA::modulus@ every time is not ac...
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- I now believe the ambiguity would disappear if the entire function were placed inside @namespace CoCoA@. We could mo...
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- Strictly speaking the proper solution to the problem is to put a @using CoCoA::rank;@ inside the function which will ...
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- After speaking to Anna by phone, I have changed the name of @rank@ into @rk@.
I'm ready to do CVS check in, but fi... -
- John Abbott wrote:
> I think the problem arises because @rank(M)@ entails a user type conversion from @matrix@ to @C... -
- I think the problem arises because @rank(M)@ entails a user type conversion from @matrix@ to @ConstMatrixView@.
@s... -
- I think that ScalarProduct(MODULELEM,LIST) is OK
but MATRIX * MODULELEM may be ambiguous (row or col?)
For sure we ...
13 Oct 2014
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- I now think that a good solution would be to put tmpdirs in @configuration/TMP/@. That way they can all be "cleaned"...
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- If I recall correctly, Bini said that graeffe can also be done for polynomial systems. Right now I cannot see when i...
03 Oct 2014
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- I have revised some impls in @CoCoALibSupplement.C@ to avoid some warnings by Clang/LLVM; the problem derived from th...
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- Currently the edit has to be done by hand.
Is it worth trying to add the flag automatically? (_e.g._ during config... -
- Recent MacOSX compilers produce lots of (spurious?) warnings when compiling BOOST code.
The warnings can be suppre...
26 Sep 2014
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- Apple LLVM version 6.0 (Laura's new computer) reports that @rank@ is ambiguous in @ex-matrix1.C@
25 Sep 2014
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- Add a new fn @graeffe@ which transforms a polynomial into one whose roots are the squares of the root of the original...
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- == Download and unpack Boost 1.56
http://sourceforge.net/projects/boost/files/boost/1.56.0/
start bootstrap.bat g... -
- == Download and unpack GMP 6.0.0a
https://gmplib.org/download/gmp/gmp-6.0.0a.tar.lz
(might need to install zlib... -
- (Following and updating Jan Limbeck's notes)
== Download QT 5.3.2 32 Bit with MinGW compiler
http://download.qt-... -
- Instructions on how to compile with MinGW (including GUI)
23 Sep 2014
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- Recalling that every ring (except @RingZZ@) in CoCoALib has a @BaseRing@ and an "extension type". What should the @B...
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- What should be the internal representation of an element of @QQ[i]@?
# a pair of @BigRat@ values (real and imag part...
22 Sep 2014
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- Ulrich would like to compute with (approximations to) complex numbers.
Can twin-floats be extended to complexes? ... -
- Ulrich would like to have an easy way to compute with (approximations to) complex numbers.
Currently, it is possib...
17 Sep 2014
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- This is a known bug. We had looked for it ages ago (obviously without success).
The bug appears to be "minor" in ... -
- Taken from an email of 20140709:...
16 Sep 2014
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- Maybe the @vector@ version needs a little more thought.
In a deterministic algorithm, where we lift to an _a prior... -
- I have now checked in the code.
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