Thanks to Dima, I have found the correct way of giving the constraints. Inequalities on individual variables seem to need the set_min and set_max methods. I have updated the worksheet below to show the new code.
On Saturday, January 21, 2012 5:02:03 PM UTC+8, P Purkayastha wrote: > > Hi, > It looks to me like there is something weird going on in the > implementation of linear programming in Sage. A very simple linear program > that I set up gives an incorrect solution. The worksheet is here: > http://test.sagenb.org/home/pub/26/ > I also tried changing the backend, but it seems I don't have the Coin or > CPLEX backend installed. > > On the other hand, it gives the correct result on Mathematica. Can anyone > tell me what I am doing wrong? > > -- To post to this group, send an email to [email protected] To unsubscribe from this group, send an email to [email protected] For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org
