Activity
From 01 May 2021 to 30 May 2021
29 May 2021
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18:15 CoCoA-5 Feature #1112: New function: IsEmpty
- John Abbott wrote:
> Is this in some way related to issue #31?
> If not, delete the link I have just created above.... -
15:37 CoCoA-5 Slug #31: theValue makes copy
- Correcting earlier mistake (when I forgot to reload the page)
28 May 2021
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- Is this in some way related to issue #31?
If not, delete the link I have just created above.
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- I have just re-run the test: it took about 9.0s on my current linux laptop.
Still too slow :-(
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- Current plan of action:
* Anna will check in her changes (hinted at above)
* Anna will make an interim release of t... -
- Now investigate why the code is split in Interpreter.H and BuiltInOneLiners.H
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- The (template) function theValue makes a copy of...
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- ------ *THIS IS NOW COPIED IN #31* --------
The (template) function @theValue@ makes a copy of... -
- ...
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- John Abbott wrote:
> Now it takes 0.001s. No idea why it is fast now and not before.
I guess is was for the move... -
- Now it takes 0.001s. No idea why it is fast now and not before.
Closing.
27 May 2021
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- I have just tried a slightly modified test, namely...
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- How should the error be reported?
In the fn @Parser::checkThereIsntAnotherUnaryPlusOrMinus@ the error is reported ... -
- Further investigation, this is very surprising for me...
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- Fixed...
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- This also corresponds to the time for...
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- The problem is that *each call* to @GetRow@ makes a copy of the complete matrix!
The copy is triggered by @CoCoA::In... -
- For larger matrices @GetRow@ and @GetRows@ are unexpectedly slow:...
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- I am not so sure about it being useful to allow a user to change the string.
However, it would be a good idea to hav...
21 May 2021
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- Maybe we could get some benefit from using @swap@ or @std::move@?
Investigate?
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- I think the syntax is worth having, and I think it should be exception safe, as for RingElems.
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- Internally, in CoCoALib, the input/output interface with Normaliz is through matrices, and this was chosen because it...
20 May 2021
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- I have not found the real bug, but do have a workaround.
I have changed *@Parser::checkThereIsntAnotherUnaryPlusOr...
16 May 2021
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- Here is an entertaining failing input:...
14 May 2021
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- The latent problem did appear (see issue #1594; now fixed).
A different design might be better, but this is good eno... -
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- Anna and John are happy. Closing.
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- How to test of the compiler is @clang@?
Is it enough just to check that the OS is MacOS? -
- ...
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- Anna Maria Bigatti wrote:
> It seems that
> [...]
> gives the wrong answer (gives the 2 vectors in M). The code... -
- Add entry in cocoa manual. (for Anna)
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- Added @NmzHilbertBasisKer@. In @BuiltInFunctions-Normaliz.C@...
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- Add function to do @HilbertBasisKer@ using Normaliz (much faster)
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- John Abbott wrote:
> I have rewritten the "fancy delayed prompt" code, and now the problem seems to have gone away ...
13 May 2021
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- Separate issue because I think the cause is different; at least the error message seems to be different.
How tedio... -
- Even after my latest update CoCoA can still crash with bad input:...
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- I have rewritten the "fancy delayed prompt" code, and now the problem seems to have gone away (after some rather min...
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- The bug seems to vanish if I disable the "fancy" delayed prompt code (which creates a new thread).
I am vaguely awar...
12 May 2021
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- It is really annoying that CoCoA-5 treats inputs via different mechanisms differently.
Anyway, I have some new faili... -
- Huh???
If I run CoCoA inside emacs (so with readline disabled) and type in @[1,]@ as input then CoCoA crashes.
*B... -
- Here are some more failing cases:...
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- Some relevant source code is in @Parser.C@ around line 1990, in the fn *@Parser::parseRecord@*
11 May 2021
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- Here are some more inputs which cause trouble:...
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- The exception is thrown at line 81 in @LineProviders.C@, and ought to have been caught
in line 376 of @Parser.C@. M...
10 May 2021
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- After some _ad hoc_ testing, it seems that the bug appears only when using CoCoA-5 through the Emacs interface.
@g... -
- I confirm the bug exists also for the Linux version.
08 May 2021
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- It seems that ...
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- ...
07 May 2021
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- Now it works.
Repeat on Linux (anche make cocoa-5.3.3b for linux)
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08:20 CoCoA-5 Bug #1593 (New): CanonicalHom
- Hi,
I was just playing around with the function @PolyAlgebraHom@ and noticed that there is a weird behavior when w...
06 May 2021
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- Thanks to Winfried Bruns!
I left the old lines in, in case someone needs to compile with 3.8.9.
These are the cha... -
- At the moment CoCoALib is (again) not compatible with Normaliz latest version 3.8.10 (pre-release?).
Make it compa... -
- The data types in Normaliz have changed. Now we need to understand what we should pick.
I tried...
05 May 2021
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- I have put in _ad hoc_ protections for @factorial@ and @binomial@.
Still need to decide how high to set the overflow... -
- It seems that I managed to compile libnormaliz.a with my gmp.
(info in our doc file, when I see it working)
But n...
02 May 2021
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- Following on from an email discussion between Winfried Bruns and Anna...
Anna is simulating a set-up where a user,...
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