LindoIntInfoType

Description

The LindoIntInfoType enumeration is used to determine type of integer information about the LINDO calculation method.

It is used by the following method:

Available Values

  Brief description
11303 IINFO_MIP_SIM_ITER. Number of simplex iterations performed for solving a MIP.
11304 IINFO_MIP_BAR_ITER. Number of barrier iterations performed for solving a MIP.
11305 IINFO_MIP_NLP_ITER. Number of non-linear iterations performed for solving a MIP.
11306 IINFO_MIP_BRANCHCOUNT. Number of branches generated for solving a MIP.
11307 IINFO_MIP_NEWIPSOL. Returns True if an integer solution was just found.
11308 IINFO_MIP_LPCOUNT. Number of relaxed problems solved.
11309 IINFO_MIP_ACTIVENODES. Number of active nodes.
11310 IINFO_MIP_LTYPE. How the last integer solution was found. See detailed description of solution types in LINDO documentation.
11311 IINFO_MIP_AOPTTIMETOSTOP. Time to approximate optimality.
11312 IINFO_MIP_NUM_TOTAL_CUTS. Number of total cuts generated.
11313 IINFO_MIP_GUB_COVER_CUTS. Number of GUB cover cuts generated.
11314 IINFO_MIP_FLOW_COVER_CUTS. Number of flow cover cuts generated.
11315 IINFO_MIP_LIFT_CUTS. Number of lifted knapsack covers generated.
11316 IINFO_MIP_PLAN_LOC_CUTS. Number of plant location cuts generated.
11317 IINFO_MIP_DISAGG_CUTS. Number of disaggregation cuts generated.
11318 IINFO_MIP_KNAPSUR_COVER_CUTS. Number of surrogate knapsack covers generated.
11319 IINFO_MIP_LATTICE_CUTS. Number of lattice cuts generated.
11320 IINFO_MIP_GOMORY_CUTS. Number of Gomory cuts generated.
11321 IINFO_MIP_COEF_REDC_CUTS. Number of coefficient reduction cuts generated.
11322 IINFO_MIP_GCD_CUTS. Number of GCD cuts generated.
11323 IINFO_MIP_OBJ_CUT. Number of objective cuts generated.
11324 IINFO_MIP_BASIS_CUTS. Number of basis cuts generated.
11325 IINFO_MIP_CARDGUB_CUTS. Number of cardinality/GUB cuts generated.
11326 IINFO_MIP_CLIQUE_CUTS. Number of clique cuts generated.
11327 IINFO_MIP_CONTRA_CUTS. Number of contra cuts generated.
11328 IINFO_MIP_GUB_CONS. Number of GUB constraints in the formulation.
11329 IINFO_MIP_GLB_CONS. Number of GLB constraints in the formulation.
11330 IINFO_MIP_PLANTLOC_CONS. Number of plant location constraints in the formulation.
11331 IINFO_MIP_DISAGG_CONS. Number of disaggregation constraints in the formulation.
11332 IINFO_MIP_SB_CONS. Number of single bound constraints in the formulation.
11333 IINFO_MIP_IKNAP_CONS. Number of pure integer knapsack constraints in the formulation.
11334 IINFO_MIP_KNAP_CONS. Number of knapsack constraints in the formulation.
11335 IINFO_MIP_NLP_CONS. Number of non-linear constraints in the formulation.
11336 IINFO_MIP_CONT_CONS. Number of objective constraints in the formulation.
11350 IINFO_MIP_SOLSTATUS_LAST_BRANCH. Solution status of the relaxation at the last branch.
11352 IINFO_MIP_HEU_LEVEL. The current level for MIP heuristic engine.
11355 IINFO_MIP_WHERE_IN_CODE. The location macro specifying where the program control is in LSsolveMIP.
11356 IINFO_MIP_FP_ITER. The number of FP iterations executed for solving a MIP.
11361 IINFO_MIP_ROOT_METHOD. Code for getting information about the current state after optimization.
11367 IINFO_MIP_THREADS. The number of parallel threads used in MIP solver.

Comments

See full details about integer information in LINDO documentation.

See also:

Stat Assembly Enumerations