/home/coin/svn-release/OptimizationSuite-1.1.0/CoinUtils/src/CoinPresolveMatrix.hpp File Reference
#include "CoinPragma.hpp"#include "CoinPackedMatrix.hpp"#include "CoinMessage.hpp"#include "CoinTime.hpp"#include <cmath>#include <cassert>#include <cfloat>
Go to the source code of this file.
Classes | |
| class | CoinPresolveAction |
| Abstract base class of all presolve routines. More... | |
| class | CoinPrePostsolveMatrix |
| Collects all the information about the problem that is needed in both presolve and postsolve. More... | |
| class | presolvehlink |
| Links to aid in packed matrix modification. More... | |
| class | CoinPresolveMatrix |
| Augments CoinPrePostsolveMatrix with information about the problem that is only needed during presolve. More... | |
| class | CoinPostsolveMatrix |
| Augments CoinPrePostsolveMatrix with information about the problem that is only needed during postsolve. More... | |
Defines | |
| #define | deleteAction(array, type) delete [] array |
| #define | PRESOLVEASSERT(x) |
| #define | PRESOLVE_STMT(s) |
| #define | PRESOLVE_INF COIN_DBL_MAX |
| #define | NO_LINK -66666666 |
| #define | PRESOLVEFINITE(n) (-PRESOLVE_INF < (n) && (n) < PRESOLVE_INF) |
Functions | |
| void | DIE (const char *s) |
| int | ALIGN (int n, int m) |
| int | ALIGN_DOUBLE (int n) |
| void | presolve_delete_many_from_major (int majndx, char *marked, const CoinBigIndex *majstrts, int *majlens, int *minndxs, double *els) |
| double * | presolve_dupmajor (const double *elems, const int *indices, int length, CoinBigIndex offset, int tgt=-1) |
Duplicate a major-dimension vector; optionally omit the entry with minor index tgt. | |
Variables | |
| const double | ZTOLDP = 1e-12 |
| Zero tolerance. | |
Detailed Description
Declarations for CoinPresolveMatrix and CoinPostsolveMatrix and their common base class CoinPrePostsolveMatrix. Also declarations for CoinPresolveAction and a number of non-member utility functions.
Definition in file CoinPresolveMatrix.hpp.
Define Documentation
| #define deleteAction | ( | array, | |||
| type | ) | delete [] array |
Definition at line 29 of file CoinPresolveMatrix.hpp.
| #define PRESOLVEASSERT | ( | x | ) |
Definition at line 55 of file CoinPresolveMatrix.hpp.
| #define PRESOLVE_STMT | ( | s | ) |
Definition at line 56 of file CoinPresolveMatrix.hpp.
| #define PRESOLVE_INF COIN_DBL_MAX |
Definition at line 69 of file CoinPresolveMatrix.hpp.
| #define NO_LINK -66666666 |
Definition at line 683 of file CoinPresolveMatrix.hpp.
| #define PRESOLVEFINITE | ( | n | ) | (-PRESOLVE_INF < (n) && (n) < PRESOLVE_INF) |
Definition at line 1377 of file CoinPresolveMatrix.hpp.
Function Documentation
| void DIE | ( | const char * | s | ) | [inline] |
Definition at line 58 of file CoinPresolveMatrix.hpp.
| int ALIGN | ( | int | n, | |
| int | m | |||
| ) | [inline] |
Definition at line 62 of file CoinPresolveMatrix.hpp.
| int ALIGN_DOUBLE | ( | int | n | ) | [inline] |
Definition at line 63 of file CoinPresolveMatrix.hpp.
Variable Documentation
| const double ZTOLDP = 1e-12 |
Zero tolerance.
OSL had a fixed zero tolerance; we still use that here.
Definition at line 36 of file CoinPresolveMatrix.hpp.
