Hello Kretch, please, have a look at the following note by Robbie Morrison: http://winglpk.sourceforge.net/media/glpk-sos2_02.pdf SOS2 constraints in GLPK at http://winglpk.sourceforge.net/media/glpk-sos2_02.pdf
Best regards Xypron Yaron Kretchmer-2 wrote: > > Hi There. > At work i encounter a lot of "SOS' type problems - mostly when i want to > model "choose exactly one member of a group". Currently I model this with > binary variables, whose sum i constraint to be less than 1. Modeling this > using SOS seems like a better approach- more compact, and also could yield > better MIP results. > Are SOS's supported in glpk? If not, any reason why? > > Thanks > Kretch > > _______________________________________________ > Help-glpk mailing list > [email protected] > http://lists.gnu.org/mailman/listinfo/help-glpk > > -- View this message in context: http://www.nabble.com/SOS1-SOS2-in-GLPK--tp25902486p25922986.html Sent from the Gnu - GLPK - Help mailing list archive at Nabble.com. _______________________________________________ Help-glpk mailing list [email protected] http://lists.gnu.org/mailman/listinfo/help-glpk
