CoCoA

07 Jan 2014

16:09 CoCoA-5 Bug #422: Bug or feature for protected name? (Use command)

Damn!!! Emacs is failing to read my entire archive of emails about CoCoALib/CoCoA-5
John Abbott

12:49 CoCoA-5 Feature #421: Allow user to give a name to a ring (in C5)

I remember an old discussion about this topic.
There is this problem (which was not possibible in CoCoA-4)... Anna Maria Bigatti

06 Jan 2014

00:42 CoCoA-5 Bug #422: Bug or feature for protected name? (Use command)

There was an email discussion 2010-11-22 & 2010-11-23.
Perhaps add a summary *here*??
It is peculiar that... John Abbott

00:35 CoCoA-5 Bug #422 (New): Bug or feature for protected name? (Use command)

From email of 2010-11-19
Is this the behaviour we want?... John Abbott

00:26 CoCoA-5 Feature #421 (New): Allow user to give a name to a ring (in C5)

In C4 the command @R ::= QQ[x,y];@ automatically gave the name @R@ to the created ring.
There was a _trick_ to cater... John Abbott

00:20 CoCoALib Feature #420: Allow user to give a name to a ring

From emails exchanged on 2010-11-05...
Anna notes that short printed names are helpful when printing out resolutio... John Abbott

00:14 CoCoALib Feature #420 (New): Allow user to give a name to a ring

In C4 rings had names (single upper case letter, or of the form @R#n@ for integer @n@)
In C5 they do not have name... John Abbott

12:43 CoCoA-5 Feature #419: FloatStr

While we're looking at the C++ version of @FloatStr@ (which works via @MantExp@), try profiling on some larger values... John Abbott

12:37 CoCoA-5 Feature #419 (Closed): FloatStr

@FloatStr@ still uses interpreted C5 code; change it to use the C++ version (which is usefully faster for large numbe... John Abbott

18 Dec 2013

14:53 CoCoALib Bug #154: GCD normalization (e.g. monic)

John Abbott wrote:
> I think we should guarantee that if the gcd is trivial then the result is 1, so users can write... Anna Maria Bigatti

14:30 CoCoALib Bug #154: GCD normalization (e.g. monic)

I think we should guarantee that if the gcd is trivial then the result is 1, so users can write clear code such as @i... John Abbott

14:20 CoCoALib Bug #154: GCD normalization (e.g. monic)

I agree that it would be convenient having a guarantee on the result, but the operation might be uselessly costly (fo... Anna Maria Bigatti

14:35 CoCoALib Feature #4: Squarefree GCD-free basis

Something to do over the Xmas holidays?
I thought I'd already implemented this but cannot find it anywhere (unless I... John Abbott

12:33 CoCoA-5 Bug #418: What does interreduce do?

fixed. will cvs as soon as I can.... Anna Maria Bigatti