Re: [Bug-glpk] Bug in glpk 4.21?

2007-08-31 Thread Andrew Makhorin
> For the attached testcase, we obtain that > $ glpsol p0033.mps --max -o output.gomory --gomory > gives an optimum of 5201, while > $ glpsol p0033.mps --max -o output.intopt --intopt > gives an optimum of 5131. The optimum 5201 is confirmed > by a completely different MIP solver. > Does this

Re: [Bug-glpk] Bug in glpk 4.21?

2007-08-31 Thread Andrew Makhorin
> For the attached testcase, we obtain that > $ glpsol p0033.mps --max -o output.gomory --gomory > gives an optimum of 5201, while > $ glpsol p0033.mps --max -o output.intopt --intopt > gives an optimum of 5131. The optimum 5201 is confirmed > by a completely different MIP solver. > Does this

[Bug-glpk] Bug in glpk 4.21?

2007-08-31 Thread Roberto Bagnara
For the attached testcase, we obtain that $ glpsol p0033.mps --max -o output.gomory --gomory gives an optimum of 5201, while $ glpsol p0033.mps --max -o output.intopt --intopt gives an optimum of 5131. The optimum 5201 is confirmed by a completely different MIP solver. Does this behavior indi