Re: [sage-devel] Vote for including GLPK standard in Sage

2010-06-21 Thread Robert Bradshaw
On Jun 21, 2010, at 11:20 AM, William Stein wrote: On Monday, June 21, 2010, Robert Miller wrote: Hello, Almost a year ago there was a brief discussion about this topic: http://groups.google.com/group/sage-devel/browse_thread/thread/fed15c54478e8d5 GLPK is a GPLv3 program from the FSF for l

Re: [sage-devel] Vote for including GLPK standard in Sage

2010-06-21 Thread Dr. David Kirkby
On 06/21/10 07:45 PM, William Stein wrote: On Monday, June 21, 2010, Robert Miller wrote: On Mon, Jun 21, 2010 at 11:34 AM, kcrisman wrote: As long as there are no licensing issues, we *definitely* need something for semi-serious LP (and I don't even use it!). If this is the most obvious can

Re: [sage-devel] Vote for including GLPK standard in Sage

2010-06-21 Thread Michele Comignano
Il 21/06/2010 20:20, William Stein ha scritto: This is an official call for a vote: [ ] yes, include glpk [ ] no, don't because ___ [X] yes, include glpk Having a class to build easily MILP problems and discover that p.solve() raise an excetion by default is somewh

Re: [sage-devel] Vote for including GLPK standard in Sage

2010-06-21 Thread Mike Hansen
On Mon, Jun 21, 2010 at 11:45 AM, William Stein wrote: > Tested on cygwin? Seems to work on Cygwin: real9m30.674s user2m52.117s sys 5m37.069s Successfully installed glpk-4.42.p0 Now cleaning up tmp files. Making Sage/Python scripts relocatable... Making script relocatable Finished in

Re: [sage-devel] Vote for including GLPK standard in Sage

2010-06-21 Thread Martin Albrecht
> Many of the awesome graph theory functions (such as for Hamiltonian > graphs) depend on some LP program being installed, and I think it > would be great if sage-standard could, e.g. solve the is_hamiltonian > question. I'm all in favour of having some LP (and MIP) solver in Sage by default. It

Re: [sage-devel] Vote for including GLPK standard in Sage

2010-06-21 Thread Robert Miller
> Build time? On my MacBook, under two minutes: $ time sage -f glpk ... real1m25.964s user0m58.227s sys 0m14.410s > Tested on solaris? > > Tested on cygwin? Sorry, but I have no idea... -- Robert L. Miller http://www.rlmiller.org/ -- To post to this group, send an email to sag

Re: [sage-devel] Vote for including GLPK standard in Sage

2010-06-21 Thread William Stein
On Monday, June 21, 2010, Robert Miller wrote: > On Mon, Jun 21, 2010 at 11:34 AM, kcrisman wrote: >> As long as there are no licensing issues, we *definitely* need >> something for semi-serious LP (and I don't even use it!).  If this is >> the most obvious candidate for an official package, do i

Re: [sage-devel] Vote for including GLPK standard in Sage

2010-06-21 Thread David Joyner
On Mon, Jun 21, 2010 at 2:20 PM, William Stein wrote: > On Monday, June 21, 2010, Robert Miller wrote: ... > > This is an official call for a vote: > > [ ]  yes, include glpk I vote yes. > > [ ] no, don't because ___ > -- To post to this group, send an email to sage-de

Re: [sage-devel] Vote for including GLPK standard in Sage

2010-06-21 Thread William Stein
On Monday, June 21, 2010, Robert Miller wrote: > Hello, > > Almost a year ago there was a brief discussion about this topic: > > http://groups.google.com/group/sage-devel/browse_thread/thread/fed15c54478e8d5 > > GLPK is a GPLv3 program from the FSF for linear programming: > > http://www.gnu.org/so

[sage-devel] Vote for including GLPK standard in Sage

2010-06-21 Thread Robert Miller
Hello, Almost a year ago there was a brief discussion about this topic: http://groups.google.com/group/sage-devel/browse_thread/thread/fed15c54478e8d5 GLPK is a GPLv3 program from the FSF for linear programming: http://www.gnu.org/software/glpk/ Many of the awesome graph theory functions (such