CoCoA

16 Jun 2020

20:03 CoCoALib Design #1462 (In Progress): Change CoCoA_ERROR into CoCoA_THROW_ERROR

I have started. Defined the new macros @CoCoA_THROW_ERROR@ (drop in replacement for current @CoCoA_ERROR@).
Also de... John Abbott

16:55 CoCoALib Design #1462 (Closed): Change CoCoA_ERROR into CoCoA_THROW_ERROR

I suggest changing name of the macro to *@CoCoA_THROW_ERROR@* so that it i obvious to the reader that the error objec... John Abbott

20:01 CoCoALib Feature #1457 (Feedback): Make SmoothFactor interruptible

Speed test was OK. Also improved impl of @SmoothFactor@, but see #1463.
Checked in.
John Abbott

16:29 CoCoALib Feature #1457 (Resolved): Make SmoothFactor interruptible

The problem is that @SmoothFactor@ has two (nested) loops either of which can be slow; but I had inserted a call to @... John Abbott

19:56 CoCoALib Design #1463 (Closed): SmoothFactor: use FactorMultiplicity

@SmoothFactor@ contains almost a duplicate implementation of @FactorMultiplicity@.
Tidy up: Make @SmoothFactor@ ca... John Abbott

19:54 CoCoALib Slug #1170: SmoothFactor: slow when a factor is found

The given example is no longer slow.
The trick of testing for primality is used only when @RemainingFactor@ is not t... John Abbott

16:50 CoCoA-5 Bug #1412: Emacs UI: font size

See also @https://stackoverflow.com/questions/2238418/emacs-lisp-how-to-get-buffer-major-mode@
Emacs BUG: It seems... John Abbott

16:45 CoCoALib Bug #1458 (Rejected): Redesign interrupt mechanism?

What I wrote in comment 5 was perhaps once correct, but not any longer.
This bug did not exist where I thought it ex... John Abbott

10 Jun 2020

16:20 CoCoA-5 Feature #1461: Automatic mapping for multiplication?

use try/catch for better error message?
direct use of myMulByCoeff for efficiency? Is it worth it? (John guesses not) Anna Maria Bigatti

16:17 CoCoA-5 Feature #1461: Automatic mapping for multiplication?

Talking with John, getting bored in the hospital ;-)
first implementation
Anna Maria Bigatti

16:06 CoCoA-5 Feature #1461 (Closed): Automatic mapping for multiplication?

Anna Maria Bigatti

25 May 2020

10:10 CoCoALib Design #1460: Name of TensorMat; change to KroneckerProd?

John Abbott wrote:
> Another matter is *where* to put the defn of the function.
> Currently @TensorMat@ is defined ... Anna Maria Bigatti

09:32 CoCoALib Design #1460: Name of TensorMat; change to KroneckerProd?

Another matter is *where* to put the defn of the function.
Currently @TensorMat@ is defined in @MatrixSpecial.C@; I ... John Abbott

23 May 2020

14:45 CoCoALib Design #1460: Name of TensorMat; change to KroneckerProd?

I re-implemented the fn because I had forgotten (or didn't realise) that it was already in CoCoALib.
At the very lea... John Abbott

14:43 CoCoALib Design #1460 (Closed): Name of TensorMat; change to KroneckerProd?

CoCoALib has a function called @TensorMat@.
The operation is also known as *Kronecker product* of matrices. The wik... John Abbott

20 May 2020

14:17 CoCoALib Feature #1395: SHA checksum for released code

John Abbott wrote:
> I see that the SHA cecksum is in the "version" column; I think it might be more readable in the... Anna Maria Bigatti

13:33 CoCoALib Feature #1395 (Feedback): SHA checksum for released code

I see that the SHA cecksum is in the "version" column; I think it might be more readable in the "notes" column.
Is t... John Abbott

13:30 CoCoALib Support #1338 (Closed): Release CoCoALib-0.99700

We never officially released 0.99700 because issue #1449 came up just as we were about to announce.
So officially 0.... John Abbott

13:27 CoCoALib Support #1452 (Feedback): Release CoCoALib-0.99710

Anna should register her time on this issue, and then close it.
John Abbott

13:26 CoCoALib Bug #1449 (Closed): Bivariate factor bug: sometimes a factor is reducible

John Abbott