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CoCoALib Closed Issues

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# Subject Target version Category Updated Assignee Estimated time
  Improving 89 Collapse all/Expand all
1136 IsInRadical: sometimes a bit slow CoCoALib-0.99700 Improving 09 Dec 2019 13:34 John Abbott
952 GCD very slow CoCoALib-0.99650 November 2019 Improving 30 Oct 2019 22:39 John Abbott 0.33
1347 New function: ctor of PPVector with vector<RingElem> CoCoALib-0.99650 November 2019 Improving 29 Oct 2019 19:44 Anna Maria Bigatti 1.51
1330 New syntax for NewQuotientRing CoCoALib-0.99650 November 2019 Improving 15 Oct 2019 17:52 Anna Maria Bigatti
1257 C++14: use nullptr CoCoALib-0.99650 November 2019 Improving 15 Oct 2019 14:09 John Abbott 4.44
1105 Primary Decompositon (zero-dim) slow cases CoCoALib-0.99650 November 2019 Improving 10 Oct 2019 19:20 Anna Maria Bigatti
1302 Factorization mod p CoCoALib-0.99650 November 2019 Improving 10 Oct 2019 19:12 John Abbott 0.21
1249 principal ideal has a Gbasis CoCoALib-0.99650 November 2019 Improving 10 Oct 2019 19:12 Anna Maria Bigatti 3.01
1250 SEGV: CoCoALib with Normaliz in multithreading CoCoALib-0.99650 November 2019 Improving 10 Oct 2019 19:12 Anna Maria Bigatti 2.11
691 Matrix determinant over ZZ CoCoALib-0.99650 November 2019 Improving 10 Oct 2019 18:46 John Abbott 1.33
1283 Printing for (prime) finite fields CoCoALib-0.99650 November 2019 Improving 10 Oct 2019 18:46 John Abbott 1.01
1309 SmoothFactor: allow limit = 1? CoCoALib-0.99650 November 2019 Improving 10 Oct 2019 18:45 John Abbott 1.01
1205 SyzOfGens: bug with zero generators CoCoALib-0.99600 Improving 03 Aug 2018 18:09 Anna Maria Bigatti 5.01
1165 MinPoly over QQ: verification may be very slow CoCoALib-0.99600 Improving 03 Aug 2018 17:37 Anna Maria Bigatti 7.70
764 ExternalLib: simplify configuration CoCoALib-0.99600 Improving 03 Aug 2018 17:33 Anna Maria Bigatti 1.55
1009 coefficients for MinPoly e Frobenius CoCoALib-0.99600 Improving 03 Aug 2018 17:16 Anna Maria Bigatti 2.51
1162 Check semantics of NoSmallFactorSeq CoCoALib-0.99600 Improving 03 Aug 2018 16:01 John Abbott 5.55
1110 Determinant of matrix over QQ (whose entries are actually integers) CoCoALib-0.99600 Improving 03 Aug 2018 15:56 John Abbott 19.90
1181 CpuTime is costly! CoCoALib-0.99600 Improving 31 Jul 2018 14:25 John Abbott 8.51
1203 factor over algebraic extensions CoCoALib-0.99600 Improving 31 Jul 2018 13:13 Anna Maria Bigatti 3.51
1030 IsInRadical: case of homog ideal CoCoALib-0.99560 Improving 28 Nov 2017 17:56 John Abbott
730 Stats in GBMill (GReductor) CoCoALib-0.99560 Improving 20 Nov 2017 16:12 Anna Maria Bigatti 4.00
1052 ReadExpr(P, string) and RingElem(P, string) in CoCoALib CoCoALib-0.99560 Improving 10 Nov 2017 12:34 Anna Maria Bigatti
1064 Bug in MinPolyModular (ugly prime) CoCoALib-0.99560 Improving 10 Nov 2017 12:16 Anna Maria Bigatti 6.01
1086 New design for interrupt mechanism CoCoALib-0.99560 Improving 08 Nov 2017 16:31 John Abbott 11.11
962 General verbose mode? CoCoALib-0.99560 Improving 08 Nov 2017 16:29 John Abbott 6.60
881 ReadExpr is too slow on large polys CoCoALib-0.99560 Improving 08 Nov 2017 15:59 John Abbott 12.12
1088 MinPolyQuot: runs out of primes CoCoALib-0.99560 Improving 08 Nov 2017 14:39 Anna Maria Bigatti 2.00
1035 Improvement: how to sort QuotientBasis? CoCoALib-0.99560 Improving 06 Nov 2017 15:53 John Abbott 0.77
1042 LF curiously slow (breaking a poly into homog pieces) CoCoALib-0.99560 Improving 06 Nov 2017 15:17 John Abbott 2.99
931 GBasis verbose mode CoCoALib-0.99550 spring 2017 Improving 29 Apr 2017 08:36 Anna Maria Bigatti 3.00
1016 ReducedGBasis for RingWeyl (and other non-commutative rings) CoCoALib-0.99550 spring 2017 Improving 28 Apr 2017 16:05 Anna Maria Bigatti 1.01
971 CheckForInterrupt does not work in the expected way CoCoALib-0.99550 spring 2017 Improving 28 Apr 2017 09:30 John Abbott 3.01
895 NumDigits: sometimes gives wrong answer CoCoALib-0.99550 spring 2017 Improving 28 Apr 2017 09:30 John Abbott 1.51
1036 LogStream: stream for log output CoCoALib-0.99550 spring 2017 Improving 22 Apr 2017 22:52 John Abbott 1.90
910 BigRat: read from a string in "decimal" format? CoCoALib-0.99550 spring 2017 Improving 18 Nov 2016 22:37 John Abbott 4.40
936 ReadExpr: cannot handle exponent which is not integer literal CoCoALib-0.99550 spring 2017 Improving 18 Nov 2016 22:22 John Abbott 1.50
773 DMPZmerge: make non-recursive CoCoALib-0.99540 Feb 2016 Improving 23 Mar 2016 15:00 John Abbott 3.90
747 New function for making list of symbols (indeterminate names) CoCoALib-0.99538 summer 2015 Improving 01 Feb 2016 14:21 John Abbott 3.00
721 CheckForInterrupt: string arg to specify where it was called? CoCoALib-0.99536 June 2015 Improving 01 Jul 2015 18:12 John Abbott 2.20
689 Fault tolerant rational reconstruction: make bad factor publicly accessible CoCoALib-0.99536 June 2015 Improving 01 Jul 2015 18:04 John Abbott
705 DetDirect calls myAddMul with 0 argument -- funny compilation problem?? CoCoALib-0.99536 June 2015 Improving 26 Jun 2015 16:15 Anna Maria Bigatti 3.00
  Makefile 7 Collapse all/Expand all
1360 configure script: add flags for "only cocoalib" or "both cocoalib and cocoa5" (for boost) CoCoALib-0.99850 Makefile 07 Mar 2023 21:00 John Abbott 14.01
701 Makefile; limit dependencies on external libs CoCoALib-0.99850 Makefile 14 Oct 2022 16:51
24 object files collected in one directory CoCoALib-0.99800 Makefile 14 Oct 2020 15:35 Anna Maria Bigatti 1.01
1426 Main Makefile: does not rebuild dependencies CoCoALib-0.99700 Makefile 04 Mar 2020 14:20 John Abbott 0.95
2 Makefile problem in ROOT and/or src/AlgebraicCore CoCoALib-0.99700 Makefile 12 Feb 2020 15:00 John Abbott 1.99
793 compilation on fedora 23: some worrying "error messages" CoCoALib-0.99560 Makefile 15 Dec 2017 16:59 John Abbott 3.10
340 "configure" does not set BOOST if there are multiple copies in "standard" location CoCoALib-0.9953 Makefile 28 May 2013 18:41 John Abbott
  Maths Bugs 44 Collapse all/Expand all
1206 syz, SyzOfGens: which shifts for zero? CoCoALib-0.99850 Maths Bugs 28 Mar 2024 10:15 Anna Maria Bigatti 3.00
1790 saturate with zero ideals CoCoALib-0.99850 Maths Bugs 21 Mar 2024 17:56 John Abbott
1773 CyclotomicFactorIndexes: gave wrong answer CoCoALib-0.99850 Maths Bugs 22 Dec 2023 21:30 John Abbott 0.99
1758 Graeffe "sign bug" CoCoALib-0.99850 Maths Bugs 22 Dec 2023 20:59 John Abbott 1.33
1729 Bug HilbertPoly of zero-dimensional ideals CoCoALib-0.99850 Maths Bugs 12 Apr 2023 14:45 Anna Maria Bigatti
1725 resultant: gives wrong answer when should be 0 CoCoALib-0.99850 Maths Bugs 09 Mar 2023 20:49 John Abbott 0.75
1710 IsSqFree, IsIrred bugs in ZZ[x] and QQ[x] CoCoALib-0.99850 Maths Bugs 07 Mar 2023 20:55 John Abbott 3.90
1690 resultant gives wrong answer if an arg has deg 0 CoCoALib-0.99850 Maths Bugs 18 Jan 2023 18:33 John Abbott 0.55
1656 SEGV in resultant CoCoALib-0.99800 Maths Bugs 04 Feb 2022 21:33 John Abbott 0.66
1646 radical: could be more clever CoCoALib-0.99800 Maths Bugs 24 Jan 2022 09:07 John Abbott 1.33
1484 ker bug (quotientinghom for R/ideal()) CoCoALib-0.99800 Maths Bugs 16 Sep 2021 13:33 Anna Maria Bigatti 2.52
1565 IsInRadical: gives "weird" error CoCoALib-0.99800 Maths Bugs 16 Sep 2021 12:49 John Abbott 2.51
1570 FloatStr sometimes produces NUL chars CoCoALib-0.99800 Maths Bugs 16 Sep 2021 12:32 John Abbott 8.11
1331 adj: for matrices 7x7 and bigger CoCoALib-0.99800 Maths Bugs 28 Oct 2020 23:17 John Abbott 1.17
1449 Bivariate factor bug: sometimes a factor is reducible CoCoALib-0.99710 Maths Bugs 20 May 2020 13:26 John Abbott 5.99
1416 IdealOfProjectivePoints and MinGens CoCoALib-0.99700 Maths Bugs 04 Mar 2020 14:19 Anna Maria Bigatti 2.01
1411 IsPrimary sometimes wrong CoCoALib-0.99700 Maths Bugs 03 Feb 2020 15:42 John Abbott 1.25
1379 Fails to recognize zero-dim ideal CoCoALib-0.99700 Maths Bugs 10 Jan 2020 12:17 Anna Maria Bigatti 5.55
1248 MinPolyQuot: guaranteed and ideal without GBasis CoCoALib-0.99650 November 2019 Maths Bugs 31 Oct 2019 15:55 Anna Maria Bigatti
1310 RealRoots: gives odd number of roots for deg 6 irred poly CoCoALib-0.99650 November 2019 Maths Bugs 14 Oct 2019 15:01 John Abbott 2.22
1211 HilbertSeries should check grading CoCoALib-0.99650 November 2019 Maths Bugs 03 Oct 2019 10:37 Anna Maria Bigatti 2.00
1300 CoprimeFactorBasis: mishandles negative args CoCoALib-0.99650 November 2019 Maths Bugs 01 Oct 2019 13:34 John Abbott 1.11
1121 PrevPrime and NextPrime anomalies CoCoALib-0.99600 Maths Bugs 03 Aug 2018 15:48 John Abbott 0.22
1199 GCD bug with high degree arg CoCoALib-0.99600 Maths Bugs 03 Aug 2018 15:47 Anna Maria Bigatti 3.33
1185 factor: multivariate, wrong RemainingFactor (sign wrong) CoCoALib-0.99600 Maths Bugs 31 Jul 2018 13:15 John Abbott 4.51
1143 Polynomial multiplication wrong for non integral rings CoCoALib-0.99560 Maths Bugs 20 Dec 2017 15:48 John Abbott 4.01
1101 Bug in MinPolyModular (insufficient rational reconstruction) CoCoALib-0.99560 Maths Bugs 15 Dec 2017 16:42 Anna Maria Bigatti 3.00
1081 ideal() * RingElem gives error CoCoALib-0.99560 Maths Bugs 08 Nov 2017 17:03 Anna Maria Bigatti 1.01
1082 factor in ZZ[x] gives errors CoCoALib-0.99560 Maths Bugs 08 Nov 2017 14:12 John Abbott 0.90
956 determinant: fails for 0x0 matrix (SEGV) CoCoALib-0.99550 spring 2017 Maths Bugs 28 Apr 2017 09:29 John Abbott 0.51
938 ReadExpr: misreads 2/3^4 CoCoALib-0.99550 spring 2017 Maths Bugs 18 Nov 2016 22:23 John Abbott 2.60
853 NearestInt can needlessly throw InsufficientPrecision CoCoALib-0.99550 spring 2017 Maths Bugs 05 Oct 2016 16:33 John Abbott 7.70
858 floor for TwinFloat can produce ERR::SERIOUS CoCoALib-0.99550 spring 2017 Maths Bugs 25 Jun 2016 12:08 John Abbott 3.90
776 FloatStr prints a NUL character CoCoALib-0.99540 Feb 2016 Maths Bugs 01 Feb 2016 14:23 John Abbott
666 RatReconstructByLattice fails in some simple cases CoCoALib-0.99536 June 2015 Maths Bugs 25 Jun 2015 15:16 John Abbott 2.10
648 QBGenerator crashes CoCoALib-0.99536 June 2015 Maths Bugs 17 Nov 2014 11:38 John Abbott 4.00
577 Hilbert crashes with > 100 indeterminates CoCoALib-0.99534 Seoul14 Maths Bugs 31 Jul 2014 16:57 Anna Maria Bigatti 1.50
510 SyzOfGens (CoCoALib): fix shifts CoCoALib-0.99533 Easter14 Maths Bugs 17 Apr 2014 16:36 Anna Maria Bigatti 2.00
377 IsDivisible -- exact semantics? CoCoALib-0.99533 Easter14 Maths Bugs 17 Apr 2014 09:21 John Abbott 3.00
457 Zero to the power zero, 0^0 CoCoALib-0.99532 Maths Bugs 03 Apr 2014 11:50 John Abbott 1.50
355 Colon of zero ideal fails (zero-divisors) CoCoALib-0.99531 Maths Bugs 30 Oct 2013 10:52 Anna Maria Bigatti
85 QuotientRing problem CoCoALib-0.9951 Maths Bugs 05 Jul 2012 10:11 Anna Maria Bigatti 3.00
199 CFApprox: division by zero CoCoALib-0.9952 Maths Bugs 29 Jun 2012 17:23 John Abbott 0.75
36 Saturation CoCoALib-0.9950 Maths Bugs 05 Dec 2011 18:27 Anna Maria Bigatti 2.00
  New Function 142 Collapse all/Expand all
1212 New function: GBasisByHomog CoCoALib-0.99850 New Function 22 Mar 2024 14:32 Anna Maria Bigatti 8.00
1619 Make saturate available in CoCoALib CoCoALib-0.99850 New Function 22 Mar 2024 10:14 Anna Maria Bigatti
1780 radical for ideals in SparsePolyRing: code in C++ CoCoALib-0.99850 New Function 22 Mar 2024 09:13 Anna Maria Bigatti
1788 New MatrixView/function "FirstRows/FirstCols"? CoCoALib-0.99850 New Function 20 Mar 2024 15:53 Anna Maria Bigatti 4.00
1770 Evaluate polynomial function/class CoCoALib-0.99850 New Function 16 Mar 2024 21:52 John Abbott 3.11
1763 implement ideal(R) for zero ideal, with no generators? CoCoALib-0.99850 New Function 16 Feb 2024 18:01 Anna Maria Bigatti 1.01
1488 BuiltIn Interreduce-Function CoCoALib-0.99850 New Function 15 Mar 2023 08:40 John Abbott
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