Hi, This particular problem is only in this mathprog model.
When I changed the Period from Period 6 to Period 10 for the planning horizon. GLPK Solver translates the mps model correctly. Both models (mathprog and mps) produce the same objective function. Thanks. Noli On 3/13/16, Noli Sicad <[email protected]> wrote: > Hi, > > Translated MPS (fixed and freemps) and CPLEX (LP) from MathProg Model > have 0.000 Objective function whereas the MathProg has correct > objective function ( 7.153413121e+07) > > What causes these problems, not getting the right results? > > The logs of the 2 models (MathProg and translated fixed MPS) below. > > Thanks. > > Noli > > ~~~~~~~~~~~~ > Here's log of MathProg Model > ~~~~~ > > Model has been successfully generated > GLPK Simplex Optimizer, v4.59 > 25482 rows, 2988 columns, 7498 non-zeros > Preprocessing... > 486 rows, 2513 columns, 4773 non-zeros > Scaling... > A: min|aij| = 1.000e+00 max|aij| = 1.594e+02 ratio = 1.594e+02 > GM: min|aij| = 9.250e-01 max|aij| = 1.081e+00 ratio = 1.169e+00 > EQ: min|aij| = 8.595e-01 max|aij| = 1.000e+00 ratio = 1.163e+00 > Constructing initial basis... > Size of triangular part is 486 > * 0: obj = -0.000000000e+00 inf = 0.000e+00 (2250) > * 500: obj = 5.474891825e+07 inf = 0.000e+00 (691) 4 > * 1000: obj = 7.153360252e+07 inf = 0.000e+00 (19) 4 > * 1024: obj = 7.153413121e+07 inf = 0.000e+00 (0) > OPTIMAL LP SOLUTION FOUND > Time used: 0.1 secs > Memory used: 55.8 Mb (58530515 bytes) > ==================================== > > Net Present Value = 71534131.21 > > ==================================== > > Here's log of fixed MPS > > ~~~~ > GLPSOL: GLPK LP/MIP Solver, v4.59 > Parameter(s) specified in the command line: > --mps Model_1_P6_classic.mps > Reading problem data from 'Model_1_P6_classic.mps'... > Problem: Model_I_ > Objective: MaxNPV1 > 25482 rows, 2988 columns, 7498 non-zeros > 30974 records were read > One free row was removed > GLPK Simplex Optimizer, v4.59 > 25481 rows, 2988 columns, 5248 non-zeros > Preprocessing... > 486 rows, 2513 columns, 4773 non-zeros > Scaling... > A: min|aij| = 1.000e+00 max|aij| = 1.594e+02 ratio = 1.594e+02 > GM: min|aij| = 9.250e-01 max|aij| = 1.081e+00 ratio = 1.169e+00 > EQ: min|aij| = 8.595e-01 max|aij| = 1.000e+00 ratio = 1.163e+00 > Constructing initial basis... > Size of triangular part is 486 > * 0: obj = 0.000000000e+00 inf = 0.000e+00 (0) > OPTIMAL LP SOLUTION FOUND > Time used: 0.0 secs > Memory used: 8.1 Mb (8535148 bytes) > _______________________________________________ Help-glpk mailing list [email protected] https://lists.gnu.org/mailman/listinfo/help-glpk
