-------- Forwarded Message -------- From: Claudia <[email protected]> To: [email protected] Subject: what does the output mean Date: Thu, 27 Jan 2005 12:09:43 +0100
hallo everybody I m quit new in using glpk and I wonder what the following output means: glp_simplex: original LP has 1739 rows, 261 columns, 26721 non-zeros glp_simplex: presolved LP has 1512 rows, 30 columns, 26470 non-zeros Scaling... A: min|aij| = 1.541e-34 max|aij| = 1.241e+01 ratio = 8.052e+34 GM: min|aij| = 3.972e-14 max|aij| = 2.518e+13 ratio = 6.338e+26 EQ: min|aij| = 1.578e-27 max|aij| = 1.000e+00 ratio = 6.338e+26 Crashing... Size of triangular part = 1512 |3394516: obj = 2.948447393e+00 infeas = 0.000e+00 (0) Integer optimization begins... +3457712: mip = not found yet >= -inf (1; 0) +3458014: >>>>> 3.915303074e+00 >= 2.948535456e+00 24.7% (20; 0) +3458421: >>>>> 3.816693853e+00 >= 2.948535456e+00 22.7% (37; 1) +3458505: >>>>> 3.715379696e+00 >= 2.948535456e+00 20.6% (41; 8) +3458641: >>>>> 3.680299957e+00 >= 2.948535456e+00 19.9% (52; 17) +3458682: >>>>> 3.622318282e+00 >= 2.948535456e+00 18.6% (58; 18) +3458709: >>>>> 3.447958058e+00 >= 2.948535456e+00 14.5% (64; 19) +3458733: >>>>> 3.234587190e+00 >= 2.948535456e+00 8.8% (60; 36) +3458741: >>>>> 3.168393019e+00 >= 2.948535456e+00 6.9% (48; 63) +3458745: >>>>> 3.028137040e+00 >= 2.948535456e+00 2.6% (44; 72) +3458748: >>>>> 2.952131912e+00 >= 2.948535456e+00 0.1% (26; 111) +3458933: >>>>> 2.950162350e+00 >= 2.948535456e+00 < 0.1% (19; 147) +3458947: >>>>> 2.949524969e+00 >= 2.948535456e+00 < 0.1% (17; 157) +3459635: >>>>> 2.948942155e+00 >= 2.948535456e+00 < 0.1% (20; 195) +3459650: >>>>> 2.948535456e+00 >= 2.948535456e+00 < 0.1% (19; 206) +3459650: mip = 2.948535456e+00 >= tree is empty 0.0% (0; 261) INTEGER OPTIMAL SOLUTION FOUND I would like to know what the rows with the "%" mean! can anybody help me? thanks claudia _______________________________________________ Help-glpk mailing list [email protected] http://lists.gnu.org/mailman/listinfo/help-glpk
