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John Abbott

  • Registered on: 18 Oct 2011
  • Last connection: 02 Jul 2018

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02 Jul 2018

18:42 CoCoALib 0.50 hour (Feature #1198 (New): Non-standard DegRevLex (NonStdDegRevLex, WDegRevLex))
Some thoughts
18:42 CoCoALib Feature #1198: Non-standard DegRevLex (NonStdDegRevLex, WDegRevLex)
Here are some thoughts about the design/impl.
If the GradingDim is 1 then we have a vector of positive "weights": ...

28 Jun 2018

11:00 CoCoALib Bug #1199 (In Progress): GCD bug with high degree arg
I wrote a program to try all primes in increasing order. None up to about 12000. Then restarted from 30000, and fou...
11:00 CoCoALib 1.50 hour (Bug #1199 (In Progress): GCD bug with high degree arg)
Looking for simpler example
10:54 CoCoALib Bug #1199 (In Progress): GCD bug with high degree arg
...

27 Jun 2018

15:08 CoCoALib Feature #1198 (New): Non-standard DegRevLex (NonStdDegRevLex, WDegRevLex)
There is a family of cases where a "DegRevLex" ordering with "non-standard" weights is useful.
This can be implement...

26 Jun 2018

15:25 CoCoALib 0.25 hour (Feature #82 (In Progress): C++11 compatibility questions)
Better C++14
15:25 CoCoALib Feature #82: C++11 compatibility questions
I read somewhere on the internet that it is probably better to jump straight to C++14 rather than to C++11; the argum...
14:40 CoCoALib Feature #1197 (New): IsZeroDet: new fn
Implement @IsZeroDet@ which should allow a fast modular impl.
14:38 CoCoALib 0.25 hour (Slug #691 (In Progress): Matrix determinant over ZZ)
Must port the old code

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