CoCoA » CoCoALib

10 May 2020

12:14 Bug #1458 (In Progress): Redesign interrupt mechanism?

The problem lies in the design.
To avoid performing a potentially costly check too often, I copied the mechanism f... John Abbott

12:06 Bug #1458 (Rejected): Redesign interrupt mechanism?

I have just made @SmoothFactor@ interruptible. Testing revealed disappointing performance.... John Abbott

11:57 Feature #1457 (In Progress): Make SmoothFactor interruptible

I have added the obvious call to @CheckForInterrupt@ in the main loop in @SmoothFactor@ (just for @BigInt@).
Testi... John Abbott

11:54 Feature #1457 (Closed): Make SmoothFactor interruptible

The following is disappointingly slow:... John Abbott

30 Apr 2020

14:57 Feature #1299 (Closed): New fn ConstantTerm?

John Abbott

14:46 Support #1452 (Closed): Release CoCoALib-0.99710

Everything related to making a CoCoALib release:

* Redmine Roadmap: close or postpone issue
* Redmine Release... Anna Maria Bigatti

26 Apr 2020

19:57 Bug #1449: Bivariate factor bug: sometimes a factor is reducible

Added test to @src/tests/test-bug1.C@ John Abbott

19:43 Bug #1449: Bivariate factor bug: sometimes a factor is reducible

Added test to exbugs.cocoa5.
John Abbott

25 Apr 2020

14:31 Bug #1449 (Feedback): Bivariate factor bug: sometimes a factor is reducible

I have done some ad hoc testing; seems OK.
Checked in; incr version number of CoCoALib (CoCoA-5 too).
*ANNA:* Cou... John Abbott

24 Apr 2020

20:43 Bug #1449 (Resolved): Bivariate factor bug: sometimes a factor is reducible

I has disabled the dodgy looking short-cut, and now several tests (incl. the original example) have worked just fine.... John Abbott

16:36 Bug #1449: Bivariate factor bug: sometimes a factor is reducible

Here is an even simpler example:... John Abbott

15:53 Bug #1449: Bivariate factor bug: sometimes a factor is reducible

I have found a bug... not yet sure how to fix it. :-/
The crucial line is around @DUPZfactor_combine.c:315@; the va... John Abbott

23 Apr 2020

08:54 Bug #1449: Bivariate factor bug: sometimes a factor is reducible

John Abbott wrote:
> The problem is in the *univariate* factorizer (ouch!)
>
> [...]
I confirm on my Mac: 2 fa... Anna Maria Bigatti

22 Apr 2020

21:57 Bug #1449: Bivariate factor bug: sometimes a factor is reducible

The problem is in the *univariate* factorizer (ouch!)... John Abbott

21 Apr 2020

10:18 Bug #1449: Bivariate factor bug: sometimes a factor is reducible

Here is a simpler example:... John Abbott

20 Apr 2020

15:32 Bug #1449 (In Progress): Bivariate factor bug: sometimes a factor is reducible

Here is a simpler failing example:... John Abbott

13:56 Bug #1449: Bivariate factor bug: sometimes a factor is reducible

I have simplified slightly the problem (from what Nalbach reported by email).
About 7% of calls gave a wrong resul... John Abbott

13:54 Bug #1449 (Closed): Bivariate factor bug: sometimes a factor is reducible

The following code prints out some faulty (_i.e._ not irred) factorizations:... John Abbott

19 Apr 2020

19:26 Feature #1299 (Feedback): New fn ConstantTerm?

I have now checked in my code... since I was checking CVS anyway.
Also added doc to @CoCoAHelp.xml@.
John Abbott