Got it, I hadn't seen the version in distributedmodules.py . So it looks 
like sdm_groebner() implements sugar, but sdp_groebner() in 
groebnertools.py does not? Is that correct?

On Wednesday, September 10, 2014 4:08:29 AM UTC-4, Mateusz Paprocki wrote:
>
> Hi, 
>
> On 10 September 2014 06:36, Aaron Meurer <[email protected] <javascript:>> 
> wrote: 
> > Yes, we would love to have improvements to the Groebner algorithms. 
>
> According to `git log`, sympy implements sugar cube strategy since 
> ad2332f74cc474253d803388d2cf8a3c61d4c42d. 
>
> Mateusz 
>
> > We have some benchmarks in 
> > sympy/polys/benchmarks/bench_groebnertools.py. I haven't looked at 
> > them closely, so I don't know if they are good enough or if we should 
> > add some more. 
> > 
> > Aaron Meurer 
> > 
> > On Tue, Sep 9, 2014 at 8:54 PM,  <[email protected] 
> <javascript:>> wrote: 
> >> Hi All, 
> >> 
> >> I've been using the polynomials module in SymPy, and it's great stuff. 
> I 
> >> noticed that your implementation of Buchberger's algorithm uses the 
> normal 
> >> selection strategy for choosing which pair to look at next. I was 
> wondering 
> >> if there would be any interest in a pull request that implements the 
> "sugar" 
> >> strategy outlined in Giovini & Mora 
> >> (http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.7.1065)? I 
> think 
> >> it's supposed to be a little better when computing with lex orderings. 
> >> 
> >> Also, does the SymPy community have a benchmark for efficiency of the 
> >> groebner() implementations? If not, and if there's interest in one, I'd 
> be 
> >> happy to help with that too. 
> >> 
> >> Thanks! 
> >> Will 
> >> 
> >> -- 
> >> You received this message because you are subscribed to the Google 
> Groups 
> >> "sympy" group. 
> >> To unsubscribe from this group and stop receiving emails from it, send 
> an 
> >> email to [email protected] <javascript:>. 
> >> To post to this group, send email to [email protected] 
> <javascript:>. 
> >> Visit this group at http://groups.google.com/group/sympy. 
> >> To view this discussion on the web visit 
> >> 
> https://groups.google.com/d/msgid/sympy/b37d3295-1f0a-42bc-adc1-bc9e66034c52%40googlegroups.com.
>  
>
> >> For more options, visit https://groups.google.com/d/optout. 
> > 
> > -- 
> > You received this message because you are subscribed to the Google 
> Groups "sympy" group. 
> > To unsubscribe from this group and stop receiving emails from it, send 
> an email to [email protected] <javascript:>. 
> > To post to this group, send email to [email protected] 
> <javascript:>. 
> > Visit this group at http://groups.google.com/group/sympy. 
> > To view this discussion on the web visit 
> https://groups.google.com/d/msgid/sympy/CAKgW%3D6J8EVfkCM4nKVCT8y%2B_Y1yHJrtgN5bJRgcHNiBg4gPtMQ%40mail.gmail.com.
>  
>
> > For more options, visit https://groups.google.com/d/optout. 
>

-- 
You received this message because you are subscribed to the Google Groups 
"sympy" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To post to this group, send email to [email protected].
Visit this group at http://groups.google.com/group/sympy.
To view this discussion on the web visit 
https://groups.google.com/d/msgid/sympy/ec6693b6-e35a-40fa-8101-fb03d3388261%40googlegroups.com.
For more options, visit https://groups.google.com/d/optout.

Reply via email to