ISolverMathProgramInstance::IntegerMathProgramInfo Enumeration

The IntegerMathProgramInfo enumeration describes all integer parameters that can be specified via the int_param argument of the DoSolve method for a math programming problem passed by AIMMS to a solver.

C++

enum IntegerMathProgramInfo {
  IPARAM_SIZE,
  IPARAM_ROWS,
  IPARAM_NL_ROWS,
  IPARAM_UPD_R,
  IPARAM_SOS1_R,
  IPARAM_SOS2_R,
  IPARAM_COLS,
  IPARAM_NL_COLS,
  IPARAM_UPD_C,
  IPARAM_INT_C,
  IPARAM_SEMI_C,
  IPARAM_SEMI_INT_C,
  IPARAM_NONZEROS,
  IPARAM_L_NONZEROS,
  IPARAM_NL_NONZEROS,
  IPARAM_OBJ_NZ,
  IPARAM_UPD_NZ,
  IPARAM_UPD_L_NZ,
  IPARAM_UPD_NL_NZ,
  IPARAM_SOS1_NZ,
  IPARAM_SOS2_NZ,
  IPARAM_DIRECTION,
  IPARAM_BASIS,
  IPARAM_RANGED_R,
  IPARAM_EQUAL_R,
  IPARAM_MAX_ELEM_R,
  IPARAM_MAX_ELEM_C,
  IPARAM_QUAD_NZ,
  IPARAM_QUAD_UPD_NZ,
  IPARAM_QUAD_DIAGONAL,
  IPARAM_OBJ_COL_NO,
  IPARAM_RMIP,
  IPARAM_USE_MM,
  IPARAM_MM_ADD_C,
  IPARAM_MM_CHG_C,
  IPARAM_MM_CHG_TYP_C,
  IPARAM_MM_CHG_OBJ_C,
  IPARAM_MM_DEL_C,
  IPARAM_MM_ADD_R,
  IPARAM_MM_CHG_R,
  IPARAM_MM_DEL_R,
  IPARAM_MM_CHG_E,
  IPARAM_MM_CHG_QE,
  IPARAM_MM_FLAGS,
  IPARAM_MM_TYPE,
  IPARAM_NO_SOLVES,
  IPARAM_CALLBACK,
  IPARAM_UNAS_COMP_COL,
  IPARAM_NEW_COMP_COL,
  IPARAM_2D_DIR_DER,
  IPARAM_HESSIAN,
  IPARAM_HESSIAN_ELEM,
  IPARAM_QUAD_ROWS,
  IPARAM_MAX_ELEM_Q_R,
  IPARAM_BRANCH_CALLBACK,
  IPARAM_CUTS_CALLBACK,
  IPARAM_HEUR_CALLBACK,
  IPARAM_INCUMB_CALLBACK,
  IPARAM_OBJ_TYPE,
  IPARAM_COMPL_COUPLES,
  IPARAM_INDICATOR_ROWS,
  IPARAM_LAZY_ROWS,
  IPARAM_CUTPOOL_ROWS,
  IPARAM_FILTERS,
  IPARAM_MAX_ELEM_LAZY,
  IPARAM_MAX_ELEM_CUTPOOL,
  IPARAM_MAX_ELEM_FILTER,
  IPARAM_IS_ASYN_EXE,
  IPARAM_IS_MPI_SOLVE,
  IPARAM_IS_ENCRYPTED,
  IPARAM_IS_QUADRATIC,
  IPARAM_NR_MIP_STARTS,
  IPARAM_IS_SOCP,
  IPARAM_LAZY_CALLBACK,
  IPARAM_MAX_INSTRUCT,
  IPARAM_MAX_CONSTPOOL,
  IPARAM_MAX_INT_CONSTP,
  IPARAM_NR_HINTS,
  IPARAM_MAX
};

File

IAimmsOSI.h

Members

Members	Description
IPARAM_SIZE	Number of integer parameters.
IPARAM_ROWS	Number of rows.
IPARAM_NL_ROWS	Number of nonlinear rows (excluding objective row).
IPARAM_UPD_R	Number of updated rows.
IPARAM_SOS1_R	Number of SOS 1 rows (MIP only).
IPARAM_SOS2_R	Number of SOS 2 rows (MIP only).
IPARAM_COLS	Number of columns.
IPARAM_NL_COLS	Number of nonlinear columns.
IPARAM_UPD_C	Number of updated columns.
IPARAM_INT_C	Number of integer columns.
IPARAM_SEMI_C	Number of semi-continuous columns (MIP only).
IPARAM_SEMI_INT_C	Number of semi-continuous integer columns (MIP only).
IPARAM_NONZEROS	Number of non-zeros (excluding objective, bounds).
IPARAM_L_NONZEROS	Number of linear non-zeros (excluding objective, bounds).
IPARAM_NL_NONZEROS	Number of nonlinear non-zeros (excluding objective, bounds).
IPARAM_OBJ_NZ	Number of non-zeros in objective function.
IPARAM_UPD_NZ	Number of updated non-zeros.
IPARAM_UPD_L_NZ	Number of updated linear non-zeros.
IPARAM_UPD_NL_NZ	Number of updated nonlinear non-zeros.
IPARAM_SOS1_NZ	Number of SOS 1 non-zeros (MIP only).
IPARAM_SOS2_NZ	Number of SOS-2 non-zeros (MIP only).
IPARAM_DIRECTION	Optimization direction, value taken from SolveDirection enumeration.
IPARAM_BASIS	If 1, AIMMS provides a basis.
IPARAM_RANGED_R	Number of ranged rows.
IPARAM_EQUAL_R	Number of equality rows.
IPARAM_MAX_ELEM_R	Largest number of elements in a row.
IPARAM_MAX_ELEM_C	Largest number of elements in a column.
IPARAM_QUAD_NZ	Number of non-zeros in Q matrix.
IPARAM_QUAD_UPD_NZ	Number of updated non-zeros in Q matrix.
IPARAM_QUAD_DIAGONAL	If 1, the Q matrix is pure diagonal.
IPARAM_OBJ_COL_NO	Objective column number.
IPARAM_RMIP	If 1, the problem given to solver is a relaxed MIP.
IPARAM_USE_MM	If 1, updates from GMP modifications.
IPARAM_MM_ADD_C	Number of added columns from GMP modifications.
IPARAM_MM_CHG_C	Number of columns with changed lower or upper bounds from GMP modifications.
IPARAM_MM_CHG_TYP_C	Number of columns with changed type from GMP modifications.
IPARAM_MM_CHG_OBJ_C	Number of columns with changed objective coefficients from GMP modifications.
IPARAM_MM_DEL_C	Number of deleted columns from GMP modifications.
IPARAM_MM_ADD_R	Number of added rows from GMP modifications.
IPARAM_MM_CHG_R	Number of rows with changed bounds from GMP modifications.
IPARAM_MM_DEL_R	Number of deleted rows from GMP modifications.
IPARAM_MM_CHG_E	Number of changed matrix elements from GMP modifications.
IPARAM_MM_CHG_QE	Number of changed quadratic matrix elements from GMP modifications.
IPARAM_MM_FLAGS	Additional bit field information from GMP modifications, flags taken from the MMFlag enumeration.
IPARAM_MM_TYPE	Problem type after GMP modifications.
IPARAM_NO_SOLVES	Number of solves with current solver during this AIMMS session.
IPARAM_CALLBACK	If 1, a callback procedure is defined in the AIMMS model.
IPARAM_UNAS_COMP_COL	Number of unassociated columns in MCP/MPCC.
IPARAM_NEW_COMP_COL	Number of new created complementarity colums (MCP/MPCC only).
IPARAM_2D_DIR_DER	If 1, directed second order derivatives are available (NLP/MINLP only).
IPARAM_HESSIAN	If 1, the Hessian of the Lagrangian is available (NLP/MINLP only).
IPARAM_HESSIAN_ELEM	Number of elements required to store the lower triangular part (including the diagonal) of the Hessian of the Lagrangian (NLP/MINLP only).
IPARAM_QUAD_ROWS	Number of quadratic rows.
IPARAM_MAX_ELEM_Q_R	Largest number of quadratic elements in a row.
IPARAM_BRANCH_CALLBACK	If 1, a branch callback procedure is defined in the AIMMS model that can be called by the branch-and-bound algorithm (MIP only).
IPARAM_CUTS_CALLBACK	If 1, a callback procedure is defined in the AIMMS model for adding cuts in branch-and-bound algorithm (MIP only).
IPARAM_HEUR_CALLBACK	If 1, a callback procedure is defined in the AIMMS model for a heuristic in branch-and-bound algorithm (MIP only).
IPARAM_INCUMB_CALLBACK	If 1, a callback procedure is defined in the AIMMS model for incumbents in a branch-and-bound algorithm (MIP only).
IPARAM_OBJ_TYPE	The objective type: linear (0), quadratic (FLAGS_IS_QUADRATIC) or nonlinear (FLAGS_IS_NONLINEAR).
IPARAM_COMPL_COUPLES	Number of complementarity couples (MCP/MPCC only).
IPARAM_INDICATOR_ROWS	Number of indicator rows (MIP only).
IPARAM_LAZY_ROWS	Number of lazy constraints.
IPARAM_CUTPOOL_ROWS	Number of cut pool rows.
IPARAM_FILTERS	Number of filters.
IPARAM_MAX_ELEM_LAZY	Largest number of elements in a lazy constraint.
IPARAM_MAX_ELEM_CUTPOOL	Largest number of elements in a cut pool row.
IPARAM_MAX_ELEM_FILTER	Largest number of elements in a filter row.
IPARAM_IS_ASYN_EXE	If 1, this is an asynchronous solve.
IPARAM_IS_MPI_SOLVE	If 1, this is a solve from the Math Program Inspector.
IPARAM_IS_ENCRYPTED	If 1, the model is encrypted in which case the solver might not display the model.
IPARAM_IS_QUADRATIC	If 1, the model is quadratic.
IPARAM_NR_MIP_STARTS	Number of MIP starts.
IPARAM_IS_SOCP	If 1, then the model corresponds to a special kind of QCP model in which case the quadratic constraints are Lorentz (or ice-cream) cones.
IPARAM_LAZY_CALLBACK	If 1, a callback procedure is defined in the AIMMS model for adding lazy constraint in branch-and-bound algorithm (MIP only).
IPARAM_NR_HINTS	Number of variables for which a hint has been specified.
IPARAM_MAX	Maximum size of integer parameter array.

Group

ISolverMathProgramInstance Enumerations

Links

IAimmsOSI.h, ISolverMathProgramInstance Enumerations

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