Classes | |
| class | LapMessages |
| Output messages for Cgl. More... | |
| class | LandPMessages |
| Message handler for lift-and-project simplex. More... | |
| class | CglLandPSimplex |
| struct | TabRow |
| struct | Cuts |
| To store extra cuts generated by columns from which they origin. More... | |
| class | Validator |
| Class to validate or reject a cut. More... | |
Enumerations | |
| enum | LapMessagesTypes { BEGIN_ROUND, END_ROUND, DURING_SEP, CUT_REJECTED, CUT_FAILED, CUT_GAP, LAP_CUT_FAILED_DO_MIG, LAP_MESSAGES_DUMMY_END } |
| enum | LAP_messages { Separating, FoundImprovingRow, FoundBestImprovingCol, WarnFailedBestImprovingCol, LogHead, PivotLog, FinishedOptimal, HitLimit, NumberNegRc, NumberZeroRc, NumberPosRc, WeightsStats, WarnBadSigmaComputation, WarnBadRowComputation, WarnGiveUpRow, PivotFailedSigmaUnchanged, PivotFailedSigmaIncreased, FailedSigmaIncreased, WarnBadRhsComputation, WarnFailedPivotTol, WarnFailedPivotIIf, RoundStats, CutStat, DUMMY_END } |
| Types of messages for lift-and-project simplex. More... | |
Functions | |
| double | normCoef (TabRow &row, int ncols, const int *nonBasics) |
| Compute $ {{j=1}^n | a_{ij} |}{1 - a_{i0}} $ for row passed as argument. | |
| void | scale (OsiRowCut &cut) |
| scale the cut passed as argument | |
| void | scale (OsiRowCut &cut, double norma) |
| scale the cut passed as argument using provided normalization factor | |
| void | modularizeRow (TabRow &row, const bool *integerVar) |
| Modularize row. | |
| double | intersectionCutCoef (double alpha_i, double beta) |
| return the coefficients of the intersection cut | |
| double | modularizedCoef (double alpha, double beta) |
| compute the modularized row coefficient for an integer variable | |
| bool | int_val (double value, double tol) |
| Says is value is integer. | |
| BEGIN_ROUND | |
| END_ROUND | |
| DURING_SEP | |
| CUT_REJECTED | |
| CUT_FAILED | |
| CUT_GAP | |
| LAP_CUT_FAILED_DO_MIG | |
| LAP_MESSAGES_DUMMY_END |
Definition at line 26 of file CglLandP.hpp.
| enum LAP::LAP_messages |
Types of messages for lift-and-project simplex.
Definition at line 22 of file CglLandPMessages.hpp.
| double LAP::normCoef | ( | TabRow & | row, | |
| int | ncols, | |||
| const int * | nonBasics | |||
| ) |
Compute $ {{j=1}^n | a_{ij} |}{1 - a_{i0}} $ for row passed as argument.
| void LAP::scale | ( | OsiRowCut & | cut | ) |
scale the cut passed as argument
| void LAP::scale | ( | OsiRowCut & | cut, | |
| double | norma | |||
| ) |
scale the cut passed as argument using provided normalization factor
| void LAP::modularizeRow | ( | TabRow & | row, | |
| const bool * | integerVar | |||
| ) |
Modularize row.
| double LAP::intersectionCutCoef | ( | double | alpha_i, | |
| double | beta | |||
| ) | [inline] |
return the coefficients of the intersection cut
Definition at line 35 of file CglLandPUtils.hpp.
Referenced by LAP::CglLandPSimplex::strengthenedIntersectionCutCoef().
| double LAP::modularizedCoef | ( | double | alpha, | |
| double | beta | |||
| ) | [inline] |
compute the modularized row coefficient for an integer variable
Definition at line 42 of file CglLandPUtils.hpp.
| bool LAP::int_val | ( | double | value, | |
| double | tol | |||
| ) | [inline] |
1.4.7