[sage-devel] Re: track 12339, please review

2012-04-28 Thread mmarco
> I still wonder if people who are in the knot theory community could > work to port a lot of the Knot Atlas Mma code to Sage... What i had in mind was something like what sage does with the graphs: to have an editor and procedures to construct links and compute invariants from them. That would n

[sage-devel] Re: track 12339, please review

2012-04-28 Thread kcrisman
On Apr 28, 3:32 am, mmarco wrote: > > Thus, I very much appreciate to have braids and braid groups in Sage. > > Any chance to get knots and links as well? If I remember correctly, > > there are a couple of open source packages dealing with hyperbolic > > knots. > > > Best regards, > > Simon > >

[sage-devel] Re: track 12339, please review

2012-04-28 Thread mmarco
> > Thus, I very much appreciate to have braids and braid groups in Sage. > Any chance to get knots and links as well? If I remember correctly, > there are a couple of open source packages dealing with hyperbolic > knots. > > Best regards, > Simon That is one of the possible aditions for the futu

[sage-devel] Re: track 12339, please review

2012-04-28 Thread syd.lavas...@gmail.com
I use fintely presented group in my code and for that I have to make lots of call to gap. I'll try to replace them with your code and I'll see how it'll work. At first glance, I think it would have been a good idea, if you would have started with permgroup.py and turned it into a free/finitepre

[sage-devel] Re: track 12339, please review

2012-04-27 Thread Simon King
Hi Marco! On 2012-04-27, mmarco wrote: > I have a first version of an implementation of free groups, finitely > presented groups and braid groups. For the moment there is a partial > list of the fatures: > > -operation in free groups, finitely presented groups and braid groups > through gap. > -s