For the solution given by Symphony 5.1.8 for problem manna81 after a few seconds a gap of 0.00 is stated. The solution matches the literature values. GLPK cannot close the gap in reasonable time.
Jen-Min wrote: > > -------- Original-Nachricht -------- >> Datum: Wed, 28 May 2008 06:45:57 -0700 >> Betreff: [Help-glpk] GLPK and MIPLIB 2003 manna81.mps > >> >> I generated glpsol.exe 4.2.8 using Microsoft Visual Studio 2005. It did >> not stop after over 10 hours when manna81.mps of MIPLIB 2003 was being >> solved. However COIN_OR could solve manna81.mps in less than 10 >> seconds. >> >> Will any please tell me what happened. Thanks. > > -- View this message in context: http://www.nabble.com/Question-about-Lagrange-multiplier-tp13945564p17572155.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
