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# Project Parent task Priority Subject Assignee Updated Category % Done
1449 CoCoALib Urgent Bivariate factor bug: sometimes a factor is reducible John Abbott 20 May 2020 13:26 Maths Bugs

1411 CoCoALib Normal IsPrimary sometimes wrong John Abbott 03 Feb 2020 15:42 Maths Bugs

1331 CoCoALib Normal adj: for matrices 7x7 and bigger John Abbott 28 Oct 2020 23:17 Maths Bugs

1310 CoCoALib Urgent RealRoots: gives odd number of roots for deg 6 irred poly John Abbott 14 Oct 2019 15:01 Maths Bugs

1300 CoCoALib Normal CoprimeFactorBasis: mishandles negative args John Abbott 01 Oct 2019 13:34 Maths Bugs

1185 CoCoALib High factor: multivariate, wrong RemainingFactor (sign wrong) John Abbott 31 Jul 2018 13:15 Maths Bugs

1143 CoCoALib Urgent Polynomial multiplication wrong for non integral rings John Abbott 20 Dec 2017 15:48 Maths Bugs

1121 CoCoALib Normal PrevPrime and NextPrime anomalies John Abbott 03 Aug 2018 15:48 Maths Bugs

1082 CoCoALib High factor in ZZ[x] gives errors John Abbott 08 Nov 2017 14:12 Maths Bugs

956 CoCoALib Normal determinant: fails for 0x0 matrix (SEGV) John Abbott 28 Apr 2017 09:29 Maths Bugs

938 CoCoALib Urgent ReadExpr: misreads 2/3^4 John Abbott 18 Nov 2016 22:23 Maths Bugs

858 CoCoALib Normal floor for TwinFloat can produce ERR::SERIOUS John Abbott 25 Jun 2016 12:08 Maths Bugs

853 CoCoALib Normal NearestInt can needlessly throw InsufficientPrecision John Abbott 05 Oct 2016 16:33 Maths Bugs

776 CoCoALib Normal FloatStr prints a NUL character John Abbott 01 Feb 2016 14:23 Maths Bugs

666 CoCoALib Urgent RatReconstructByLattice fails in some simple cases John Abbott 25 Jun 2015 15:16 Maths Bugs

648 CoCoALib High QBGenerator crashes John Abbott 17 Nov 2014 11:38 Maths Bugs

457 CoCoALib Normal Zero to the power zero, 0^0 John Abbott 03 Apr 2014 11:50 Maths Bugs

377 CoCoALib Normal IsDivisible -- exact semantics? John Abbott 17 Apr 2014 09:21 Maths Bugs

199 CoCoALib Normal CFApprox: division by zero John Abbott 29 Jun 2012 17:23 Maths Bugs

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