[sage-devel] Re: Eric Raymond on open source and math

2014-10-04 Thread rjf
On Wednesday, October 1, 2014 8:59:22 AM UTC-7, Simon King wrote: > > Hi! > > On 2014-10-01, Francesco Biscani > > wrote: > > As a non-mathematician, I would be curious to know what (if any) "big" > > results in pure mathematics can be ascribed directly to the use of > > Mathematica or other

Re: [sage-devel] Re: Eric Raymond on open source and math

2014-10-02 Thread Jori Mantysalo
On Thu, 2 Oct 2014, Francesco Biscani wrote: Thanks for the other pointers as well. At Tampere we used Sage to study singularity of lcm-matrices of gcd-closed sets. With Sage it is very easy to show divisor semilattice of such a set. On the other direction we generated all lattices of given

Re: [sage-devel] Re: Eric Raymond on open source and math

2014-10-02 Thread Francesco Biscani
Hi, On 1 October 2014 17:59, Simon King wrote: > > There are famous results obtained by computer-assisted proofs, such as > Four Colour Theorem; but I don't know if a specific software was needed. > Yes I had read about it, that was one of the things I had in mind :) > And there are of course

[sage-devel] Re: Eric Raymond on open source and math

2014-10-01 Thread Travis Scrimshaw
> On 2014-10-01, Francesco Biscani > > wrote: > > As a non-mathematician, I would be curious to know what (if any) "big" > > results in pure mathematics can be ascribed directly to the use of > > Mathematica or other mathematical software. I.e., results that would > have > > not happened (o

Re: [sage-devel] Re: Eric Raymond on open source and math

2014-10-01 Thread Nathann Cohen
> There are famous results obtained by computer-assisted proofs, such as > Four Colour Theorem; but I don't know if a specific software was needed. > > And there are of course explicit computations, in my case computations > of modular cohomology rings of finite groups. Here, new methods were > nee

[sage-devel] Re: Eric Raymond on open source and math

2014-10-01 Thread Simon King
Hi! On 2014-10-01, Francesco Biscani wrote: > As a non-mathematician, I would be curious to know what (if any) "big" > results in pure mathematics can be ascribed directly to the use of > Mathematica or other mathematical software. I.e., results that would have > not happened (or would have not h

Re: [sage-devel] Re: Eric Raymond on open source and math

2014-10-01 Thread Francesco Biscani
On 1 October 2014 10:59, Nathann Cohen wrote: > > Twenty-four years later, the vast majority of the world’s pure mathematicians > do in fact use *Mathematica* in one way or another. >> >> > The vast majority of world's pure mathematicians ?.. > > Beware boy, you seem to reject on principle the i

[sage-devel] Re: Eric Raymond on open source and math

2014-10-01 Thread Nathann Cohen
> > Twenty-four years later, the vast majority of the world’s pure mathematicians > do in fact use *Mathematica* in one way or another. > > The vast majority of world's pure mathematicians ?.. Beware boy, you seem to reject on principle the idea that mathematica may not be the best math softwar

[sage-devel] Re: Eric Raymond on open source and math

2014-09-27 Thread rjf
The first comment points to the QED project, recently celebrating 20+ years. QED+20: Twenty Years of the QED Manifesto July 18, 2014, Vienna, Austriahttp://vsl2014.at/meetings/QED-index.html CALL FOR PARTICIPATION QED+20: Twenty Years of the QED Manifesto is a workshop commemorating the 20th ann