John Abbott's activity
From 28 Sep 2019 to 27 Oct 2019
27 Oct 2019
- 21:16 CoCoALib Support #1353 (In Progress): configure script help
- I have just compiled CoCoALib with the option *@--no-boost@*, and everything worked fine (as I expected/hoped). Of c...
- 21:13 CoCoALib Support #1353 (Closed): configure script help
- Bruns recently asked (by email) if configuring CoCoALib with *@--no-boost@* will work OK.
I believe CoCoALib does ... - 21:10 CoCoALib Slug #792 (In Progress): configure: search for libgmp too slow
- I think this may already be almost done. Let's finish it soon!
- 21:06 CoCoALib Support #976: configure: auxiliary scripts should be consistent about error messages
- Let's finish this soon! Boosted priority, and brought target version forward.
I think it is almost done anyway... b...
26 Oct 2019
- 09:11 CoCoA-5 Bug #1325 (Feedback): Emacs UI: emacs does not recognize "until" as marking the end of a "repeat" block
- I have made the changes which I think are right for having *@until@* recognized as an end-keyword.
I have tried to c...
25 Oct 2019
- 15:57 CoCoA-5 Bug #1325: Emacs UI: emacs does not recognize "until" as marking the end of a "repeat" block
- I now see that in *@cocoa5.el@* there are two very similar constants: *@cocoa5-endkeywords-list@* and *@cocoa5-end-bl...
- 15:39 CoCoA-5 Bug #1325 (Resolved): Emacs UI: emacs does not recognize "until" as marking the end of a "repeat" block
- I think I may have solved this (without actually understanding what the emacs-lisp code does).
I have changed the ... - 15:27 CoCoA-5 Bug #1325: Emacs UI: emacs does not recognize "until" as marking the end of a "repeat" block
- Here is a test case:...
- 15:12 CoCoA-5 Feature #673 (Feedback): Error message: I was expecting...
- I have tried some more tests. Mostly it seems OK, but it is possible to confuse the parser:...
- 14:07 CoCoA-5 Design #1352: cocoa5 (launch) script: sleep time
- One could argue that this is relatively unimportant for normal users (_i.e._ those who download CoCoA-5) since they _...
- 14:01 CoCoA-5 Design #1352 (In Progress): cocoa5 (launch) script: sleep time
- A slightly previous version of the script would sleep for 1 sec, print error mesg, sleep for 1 sec, then exit.
An ... - 13:39 CoCoA-5 Design #1352 (Closed): cocoa5 (launch) script: sleep time
- The usual way to start CoCoA-5 is to run the script *@cocoa5@*.
This script runs some quick basic checks then call... - 13:34 CoCoA-5 Bug #1351: Clean up package points.cpkg
- I was surprised by the following line in @points.cpkg5@...
- 13:31 CoCoA-5 Bug #1351 (New): Clean up package points.cpkg
- I noticed some old code in *@points.cpkg@* which does not work in CoCoA-5.
In any case, most functions in that pac... - 13:28 CoCoA-5 Support #1350: CoCoA manual: entry for operators, shortcuts
- I have added *@<=@* and *@>@* and *@>=@* to the list at the top of the page.
I also noticed that there appears to ... - 13:26 CoCoA-5 Support #1350 (New): CoCoA manual: entry for operators, shortcuts
- The first time I use the online manual in CoCoA-5, I always get a warning about the *@operators, shortcuts@* page bei...
- 11:55 CoCoA-5 Feature #504: New operators: += -= *= /=
- Here is a command for finding lines which contain commands like *@A := A + blah@* or some other operator -- it does f...
- 11:46 CoCoA-5 Feature #504: New operators: += -= *= /=
- One big advantage of rejecting the idea of introducing *@+=@* and friends is that there would be no need to fiddle ar...
24 Oct 2019
- 23:11 CoCoA-5 Feature #673: Error message: I was expecting...
- CVS-ed. Also CoCoA-5 tests pass :-)
- 23:00 CoCoA-5 Feature #673 (Resolved): Error message: I was expecting...
- Not really sure how to do this cleanly, so I have "hacked" the class @Token@ in @Lexer.H@ (near line 243) by adding a...
- 23:06 CoCoA-5 Support #530: Interpreter error message: "for" with missing "do"
- Oh, that is strange.
I suppose the parser thinks that @10 x@ is more likely a typo for @10*x@, but that @10 3@ is pr... - 15:38 CoCoALib Feature #1349: ideal ctor where given gens are a gbasis
- Here is the background for my request.
I want to modify @MinPolyQuot@ so that it accepts "relatively zero-dim idea... - 15:27 CoCoALib Feature #1349 (In Progress): ideal ctor where given gens are a gbasis
- I would like to create a new ideal from a list which I know is a (reduced) GBasis.
How should I do this?
In fact,... - 15:00 CoCoALib Feature #658: Indets actually in a poly (or vector or matrix)
- I have just added (in @SparsePolyOps-RingElem.C@) an impl for @IndetsIn(const std::vector<RingElem>&)@.
The result i...
23 Oct 2019
- 14:48 CoCoA-5 Design #1348 (In Progress): cocoa5 script for releases
- I have updated the release-* scripts for Linux, Mac and Microsoft.
CVS-ed.
- 14:43 CoCoA-5 Design #1348: cocoa5 script for releases
- I have noticed that @cocoa5-linux@ still includes the trick for choosing between 32-bit and 64-bit executables. Isn'...
- 14:35 CoCoA-5 Design #1348: cocoa5 script for releases
- The bug the student had found had been fixed (ages ago?) in our "private" version of @cocoa5@, but the change was nev...
- 14:34 CoCoA-5 Design #1348 (Closed): cocoa5 script for releases
- A student today reported a problem with CoCoA-5 on her Mac: we released a "bad" version of the @cocoa5@ start-up scri...
21 Oct 2019
- 23:00 CoCoA-5 Slug #1270 (In Progress): RationalSolve: use MinPolyQuot instead of elim
- Here is an example which shows that @RationalSolve@ can be unreasonably slow:...
- 12:29 CoCoALib Design #1242: C++14: Use type auto where appropriate
- I have created a new issue (#1346) about using the new *@for@* loop syntax; please put relevant progress reports ther...
- 12:27 CoCoALib Design #1346: C++14: use the new for loop syntax where appropriate (like cocoa's foreach)
- We should maintain a list of files to change and/or a list of files already changed.
* @SparsePolyOps-ideal-monomial... - 12:26 CoCoALib Design #1346 (In Progress): C++14: use the new for loop syntax where appropriate (like cocoa's foreach)
- Since C++11 there is a new "range-based" *@for@* loop.
Employ it where appropriate in CoCoALib.
19 Oct 2019
- 19:43 CoCoALib Bug #1345: Problem with linking the library
- Very strange. I think I may have seen a similar phenomenon occasionally, but @make clean; make@ always seemed to fix...
18 Oct 2019
- 11:23 CoCoALib Design #1242: C++14: Use type auto where appropriate
- It may be helpful to keep a list of source files which have been "done" (this may also include that the file was look...
- 11:19 CoCoALib Design #1242: C++14: Use type auto where appropriate
- I must re-read the relevant parts of Meyers's book (Eff. Modern C++). Where should we use *@auto@*?
* use *@auto@* ...
17 Oct 2019
- 23:27 CoCoALib Support #1263: Tidy CoCoALib test directory
- I have merged several tests in the series @test-NumTheory@ and @test-SparsePolyRing@ into fewer files.
I have prefer... - 23:23 CoCoALib Feature #1297 (Closed): New fn: FixedDivisor (formerly IntrinsicContent)
- I have added a test (and also reorganized several of the existing tests).
Closing.
- 17:45 CoCoALib Feature #1332: New function: vector of RingElem from string -- in CoCoALib
- OK for the name *@RingElems@* it is a bit like *@symbols@*
(I do not really like it that much, but cannot think of ... - 17:43 CoCoA-5 Support #1344 (Rejected): Clean out OBSOLESCENT
- Some obsolescent functions have been so for a long time.
Clean out some of the oldest ones (for 5.3.0).
16 Oct 2019
- 22:30 CoCoA-5 Bug #946: Function "ideal" evaluates the argument twice
- I have just run the test given in comment 2; now only the first one evals its arg twice.
Is this easy to fix?
Mov... - 22:23 CoCoA-5 Design #474: Eliminate package BinRepr
- This issue has been lingering for years. Now it is marked as *urgent* (so moving it back to target 5.3.0).
*Anna* n... - 22:15 CoCoA-5 Bug #1288 (Feedback): len for RINGELEM ?!?
- The CoCoA-5 manual page has already been fixed.
I have just modified @BuiltinFunction-CoCoALib.C@ so that an error... - 22:04 CoCoA-5 Design #1075: LaTeX package: power-product printing
- I have just tried a quick test: it is a bit surprising that the resulting strings are different...
- 21:56 CoCoA-5 Slug #1284 (Feedback): CartesianProductList: too slow
- Apparently I checked this in some time ago -- I suppose not long after the previous comment (5 months ago).
Maybe ... - 15:10 ApCoCoA Feature #1343 (New): ApCoCoA projects
- ApCoCoA input files are organized into "projects"; a project is just a directory.
There should be a small window f... - 15:08 ApCoCoA Feature #1342 (New): Input tabbed windows associated to files
- In addition to teh interactive input window, it is possible to have other "tabbed windows" each associated to a (dist...
- 15:02 ApCoCoA Bug #1341 (Closed): Test: redmine problem
- The solution appeared to be that Klaus had to log out and log in again. Then all issues were visible to him.
- 15:00 ApCoCoA Bug #1341 (Closed): Test: redmine problem
- Redmine does not show 1340 when Klaus asks for a list of issues inside ApCoCoA project.
- 14:58 ApCoCoA Feature #1328: New ApCoCoA UI
- *2019-10-16 Current state*
Klaus summarises the current state as follows:
* early prototype
* JAA confirms that ... - 14:45 ApCoCoA Design #1340: Interactive window and history mechanism
- There is a *single* interactive window.
*Q:* Martin can you confirm this?
The user types input into a blank "new ... - 14:39 ApCoCoA Design #1340 (New): Interactive window and history mechanism
- Issue to summarise design of "interactive window" and its history mechanism.
Also to report progress on implementati... - 14:04 CoCoALib Feature #1339: All PPs of given wdeg
- There used to be a function like this is CoCoA-4, I think.
What was it called? What was its interface?
- 14:03 CoCoALib Feature #1339 (New): All PPs of given wdeg
- Bernhard Andraschko wants a function which produces a list of all PPs with given wdeg (actually stddeg in his case).
...
15 Oct 2019
- 14:09 CoCoALib Design #1257 (Closed): C++14: use nullptr
- All tests pass, examples too. Even with debugging active.
Checked-in.
Closing. It is not worth devoting any more ...
14 Oct 2019
- 22:37 CoCoALib Design #1336 (In Progress): Rename SparsePolyOps-MonomialIdeal into SparsePolyOps-IdealMonomial?
- I agree it would be nice to have them all start the second part of the name with @Ideal@ (or maybe @ideal@?)
Mayb... - 22:29 CoCoA-5 Slug #948: radical is slow (compared to singular) on these examples
- I have just tried modifying the code, but *it does not work as expected.*
In @SparsePolyOps-Ideal0Dim.C@ around l... - 19:31 CoCoALib Design #1257: C++14: use nullptr
- Ha ha! I did not change "nearly" all 0s into @nullptr@ that need to be changed.
I've just changed many more... it i... - 15:17 CoCoALib Support #1039 (Closed): Rename iroot?
- This has apparently all been done (incl. doc, tests, CVS).
No complaints, so closing. - 15:15 CoCoALib Design #1259 (Closed): ThreadsafeCounter is now obsolete?
- Well, I am now sync'd with CVS, so presumably this also works fine for Anna.
Apparently I have deleted the source fi... - 15:10 CoCoALib Feature #1301 (Closed): New function primorial
- I am inclined not to put in any tests since CoCoALib merely delegates all the work to GMP.
Also, as the function is ... - 15:01 CoCoALib Bug #1310 (Closed): RealRoots: gives odd number of roots for deg 6 irred poly
11 Oct 2019
- 22:18 CoCoA-5 Support #1311 (In Progress): THINGS TO DO IN GENOVA September 2019
- 22:16 CoCoA-5 Support #406: Manual for CoCoAManual/CoCoAHelp.xml
- Should we postpone this issue to the release after 5.3.0?
- 22:14 CoCoA-5 Support #1222: Release CoCoA-5.3.0
- I have revised the title since we changed the planned version number ;-)
- 22:12 CoCoA-5 Bug #1335: ManExamples: some problems
- Running the example on the man page for @StandardInput@ is definitely a problem. I do not know how to fix this (othe...
- 22:06 CoCoA-5 Feature #1236: Add "socket" devices
- It would be good to close this soon.
We should test it on the 3 usual platforms: GNU/Linux seems OK to me, Mac? M... - 22:03 CoCoA-5 Bug #1230 (Resolved): PrimaryDecomposition with lex ordering
- I think this has already been done. Changed status to "resolved".
- 22:02 CoCoA-5 Bug #1274 (Closed): SortBy and SortedBy sometimes give wrong result
- This was actually fixed some time ago; I just forgot to tell redmine.
- 21:54 CoCoA-5 Design #1334: sylvester or SylvesterMat?
- I have renamed @jacobian@ to @JacobianMat@; @jacobian@ is now in obsolescent (both for CoCoA-5 and CoCoALib).
- 15:03 CoCoA-5 Design #1334 (Resolved): sylvester or SylvesterMat?
- I have changed the CoCoA-5 manual to use the new name. There was no need to change any tests.
Also added @Sylvest... - 12:06 CoCoA-5 Design #1334: sylvester or SylvesterMat?
- Not really related: there is a function *@jacobian@* which returns the jacobian matrix. Should it be called *@Jacobi...
- 12:01 CoCoA-5 Design #1334: sylvester or SylvesterMat?
- What should @SylvesterMat@ do if one of the args is 0?
An error must be signalled, but how?
Currently the error is ... - 11:57 CoCoA-5 Design #1334: sylvester or SylvesterMat?
- I have now made the impl in C++; more or less a straight copy of the CoCoA-5 code.
It seems to work (on 2 simple e... - 15:18 ApCoCoA Feature #1328: New ApCoCoA UI
- Here are the main features of the UI which Martin wants to preserve:
* allow cut-and-paste of arbitrarily large text...
10 Oct 2019
- 17:35 CoCoA-5 Bug #1261 (Closed): ASCII function
- Still no reaction. Anyway, there is a test in @exbugs.cocoa5@. So we can close.
- 17:27 CoCoA-5 Feature #1243: New function: Read a string into a list (of RingElem) -- CoCoA-5
- One "advantage" of @BlaBlaVector@ and @BlaBlaList@ is that it help reminds the programmer that indices in the first c...
- 17:21 CoCoA-5 Support #1333: Typevectors
- Here are some questions:
* roughly how long might it take to resurrect it?
* could it be easily translated into C++... - 16:10 CoCoA-5 Design #1334: sylvester or SylvesterMat?
- This fn should be in CoCoALib!
Move it there and change its name; and put @sylvester@ into obsolescent. Change the ...
09 Oct 2019
- 21:45 CoCoALib Slug #1238: ReadExpr is too slow on long lists of monomial with many indets: ---> use RingElems instead
- I have run an example (in a ring with 4999 indets) with the profiler (it was rather slower than I expected).
The t... - 20:32 CoCoALib Slug #1238: ReadExpr is too slow on long lists of monomial with many indets: ---> use RingElems instead
- I have just tried the example from comment 4, but in a ring with 9999 indets (instead of just 999). The time increas...
- 20:41 CoCoA-5 Bug #1335: ManExamples: some problems
- I now see that the errors reported in the examples about hyperplane arrangements are intentional; _i.e._ the example ...
- 14:44 CoCoA-5 Bug #1335 (In Progress): ManExamples: some problems
- Here is a quick summary of the problems with MaxExamples@ (after I have already fixed a few)
*NOTE*: I do not have ... - 14:38 CoCoA-5 Bug #1335 (Closed): ManExamples: some problems
- I have just run @make ManExamples@, and there are some problems.
Fix them.
- 20:29 CoCoA-5 Support #677: Credits to CoCoA-5 contributors
- A simple approach would be to have either a manual page about contributors, or a function which prints out some infor...
- 20:26 CoCoALib Design #1309 (Closed): SmoothFactor: allow limit = 1?
- 19:36 ApCoCoA Feature #1328: New ApCoCoA UI
- Next meeting with Nguetsa: Wed 16th Oct, at 14:00.
Intro to redmine; plan for next 2 weeks. New version of cocoa5.... - 19:33 ApCoCoA Feature #1328: New ApCoCoA UI
- What characteristics of the new UI must be tested?
Here is a list: probably each entry here will correspond to a n...
08 Oct 2019
- 21:25 CoCoA-5 Design #1334 (Closed): sylvester or SylvesterMat?
- CoCoA-5 has a function called *@sylvester@*; should it not be called *@SylvesterMat@*?
- 21:08 CoCoA-5 Support #1333 (Closed): Typevectors
- In the CoCoA-5 manual there is an entry *@Typevectors@* (which says NYI).
Should it be *@TypeVectors@*?
- 15:26 CoCoALib Bug #1331 (In Progress): adj: for matrices 7x7 and bigger
- Here is a simple failing case:...
- 15:24 CoCoALib Bug #1331 (Closed): adj: for matrices 7x7 and bigger
- *@adj@* (previously @adjoint@) gives a misleading and unnecessary error mesg if given a square matrix of dimension at...
- 10:35 CoCoA-5 Design #1327 (In Progress): Inconvenient PolyRingHom, PolyAlgebraHom
- If we find it non-trivial to create a good solution then we really should include some example(s) in the documentatio...
07 Oct 2019
- 18:10 ApCoCoA Feature #1328 (New): New ApCoCoA UI
- The old ApCoCoA UI (based on Eclipse/Java8) no longer works on more recent versions of GNU/Linux.
Implement a new ... - 17:25 CoCoA-5 Design #1327: Inconvenient PolyRingHom, PolyAlgebraHom
- Here is the solution I ended up producing, but I found discovering it to be unnatural....
- 17:13 CoCoA-5 Design #1327 (Closed): Inconvenient PolyRingHom, PolyAlgebraHom
- I wanted to do in CoCoA-5 an example/exercise from Martin Kreuzer's lecture course on computer algebra.
It turned ou...
05 Oct 2019
- 12:25 CoCoA-5 Feature #1290: NewPolyRing: allow symbols with just head and no indices?
- Yes, @NewPolyRing(QQ, "alpha")@ is cleaner, simpler, etc.
But if you want to specify several symbols, some of which ...
02 Oct 2019
- 16:27 CoCoA-5 Slug #948 (Resolved): radical is slow (compared to singular) on these examples
- I have just tried a few examples, and they seems to be much quicker (but perhaps not as fast as Singular).
Should we... - 16:22 CoCoA-5 Bug #1226 (Closed): ExternalLibs return empty list
- This has been in feedback for at least 7 months. I cannot quickly and easily check whether the GSL problem still per...
- 16:17 CoCoA-5 Support #169: Font for parameters in manual
- We should try to work through the manual systematically. Perhaps there should be 26 sub-issues, one for each initial...
- 16:10 CoCoALib Slug #1105: Primary Decompositon (zero-dim) slow cases
- This seems to be related to issue #1230
I have just tried the examples from comment 13, but changing the current r...
01 Oct 2019
- 17:42 CoCoA-5 Bug #1325 (Closed): Emacs UI: emacs does not recognize "until" as marking the end of a "repeat" block
- When typing in code into a CoCoA-5 buffer, emacs does not recognise that the keyword *@until@* as marking the end of ...
- 17:37 CoCoA-5 Bug #1104: Eigenvectors: inconsistent return type
- Even the example in the manual exhibits this... that's embarrassing. We should decide what to do, and then take acti...
- 14:53 CoCoA-5 Design #1120 (Resolved): Web site
- Can we close this issue now?
- 14:52 CoCoA-5 Design #168: Type info in CoCoA-5 manual
- Can we close this now?
- 14:49 CoCoA-5 Design #1292: Interpreter: fns which accept INT or RAT
- Some cases where it may not be so clear:
* *@den@* and *@num@*
* *@SmoothFactor@*
* *@floor@* and *@ceil@*
(... - 14:44 CoCoA-5 Bug #1230 (In Progress): PrimaryDecomposition with lex ordering
- The given example seems to work now. Has this been fixed?
If so, close; otherwise postpone to next version.
- 14:41 CoCoA-5 Support #1220 (Closed): NewRingFp obsolescent; superseded by NewZZmod
- 14:35 CoCoA-5 Support #1241: GDPR: website, mailing list
- We should seek advice about this.
- 14:33 CoCoA-5 Feature #912: Add TUTORIALs to online manual
- I have added two tutorials: one about giving *feedback and reporting bugs*, the other about some *basic emacs* comman...
- 14:31 CoCoA-5 Slug #709: Speed of some Normaliz calls (NmzComputation)
- We should check what happens with current (2019-10-01) versions of CoCoALib and Normaliz.
- 14:27 CoCoA-5 Design #476: Review utility of package IO
- If the package exports only *@format@*, perhaps that package name should be changed to @format@?
- 14:25 CoCoA-5 Support #1240 (Closed): John's visit Feb 2019
- Closing this because the visit is over -- this does not imply that we achieved all that we had hoped to. :-(
- 14:21 CoCoA-5 Feature #368: port SmithNormalForm (CoCoA-4)package to CoCoA-5
- I think Florian had done some implementing; perhaps we can delegate to him?
- 14:19 CoCoA-5 Support #1217 (Rejected): CoCoA-5 tests directory: cleaning
- This is apparently a duplicate of #1318, so rejecting.
- 14:11 CoCoA-5 Bug #1321 (Closed): RealRoots fails on -x^2
- I have added @RealRoots(-x^2)@ to the exbugs test suite.
Closing.
- 14:05 CoCoA-5 Design #1164: Manual: loading manual entries written by users
- The manual entry for @ReloadMan@ needs to be updated, assuming that the impl is meant to be public.
- 13:34 CoCoALib Bug #1300 (Closed): CoprimeFactorBasis: mishandles negative args
- Added a test (to @test-bug1.C@).
Corrected name in doc in @doc/txt/NumTheory.txt@.
- 12:22 CoCoALib Slug #866: implicit, ImplicitHypersurface: improve output verification
- 2019-10-01: I have just tried the example from comment 2, and now it takes about 5.9s on my computer.
- 12:15 CoCoALib Bug #1248: MinPolyQuot: guaranteed and ideal without GBasis
- We should either close this issue (almost immediately), or postpone it (to 0.99700?).
- 12:07 CoCoALib Feature #813: Implement "elim" in CoCoALib
- I have increased this to max priority because I believe it is trivial to achieve, and it would be nice to close the i...
- 12:00 CoCoALib Design #707: MatrixOrderingMod32749Impl: test and write documentation!
- Can we use a bigger modulus now that we are effectively assuming 64-bit platform? (are we?)
- 11:57 CoCoALib Feature #1249: principal ideal has a Gbasis
- Has this already been done?
I think what Anna showed me in Genova, indicated that it has been done. If so, we can c... - 11:55 CoCoALib Slug #1105: Primary Decompositon (zero-dim) slow cases
- Here is a short file which checks the computation times of the examples given above:...
- 11:37 CoCoALib Feature #259 (Feedback): Squarefree(?) GCD-free basis
- I changed the names (not sure when).
A problem with the integer version is that the "squarefree" part is potential... - 11:31 CoCoALib Bug #1250 (Closed): SEGV: CoCoALib with Normaliz in multithreading
- This has been in "feedback" for 7 months, so I'm closing.
30 Sep 2019
- 20:00 CoCoA-5 Support #1315 (In Progress): Manual entry about reporting bugs?
- I have added a "tutorial" page about giving feedback and reporting bugs.
I was not sure where to put it, but perha... - 19:42 CoCoALib Slug #1324: Improve RootBound
- *CAREFUL* with the suggestions below: it is likely the @RootBound@ is used internally when factorizing or computing s...
- 19:40 CoCoALib Slug #1324 (In Progress): Improve RootBound
- It maybe possible to improve @RootBound@ (in some cases) by using @SqfreeFactor@.
Also the CoCoA-5 prototype @Good... - 19:32 CoCoALib Support #1263: Tidy CoCoALib test directory
- I have transferred test-bugN into test-bug1 for N=6,7,8,9. So far, so good.
- 16:14 CoCoALib Feature #1323: Improve RealRoots: compute sqfr decomp
- Sqfr decomp should always be reasonably quick; full factorization could be slow if the input is "nasty".
One could... - 16:11 CoCoALib Feature #1323: Improve RealRoots: compute sqfr decomp
- I have already begun writing a package called @RRList@.
I think this is related, esp. as regards combining the inter... - 16:09 CoCoALib Feature #1323 (New): Improve RealRoots: compute sqfr decomp
- Consider changing @RealRoots@ so that it computes the sqfr decomp of the input poly, then works on the separate piece...
29 Sep 2019
- 21:57 CoCoA-5 Bug #1321 (Feedback): RealRoots fails on -x^2
- Indeed I had "fixed" it, but there was a slight mistake: I forgot to guarantee that the LC of the poly handed to the ...
Also available in: Atom