#include <CoinPresolveZeros.hpp>
Inheritance diagram for drop_zero_coefficients_action:
Public Member Functions | |
const char * | name () const |
A name for debug printing. | |
void | postsolve (CoinPostsolveMatrix *prob) const |
Apply the postsolve transformation for this particular presolve action. | |
~drop_zero_coefficients_action () | |
Static Public Member Functions | |
static const CoinPresolveAction * | presolve (CoinPresolveMatrix *prob, int *checkcols, int ncheckcols, const CoinPresolveAction *next) |
Private Member Functions | |
drop_zero_coefficients_action (int nzeros, const dropped_zero *zeros, const CoinPresolveAction *next) | |
Private Attributes | |
const int | nzeros_ |
const dropped_zero *const | zeros_ |
The presolve action for this class removes explicit zeros from the constraint matrix. The postsolve action puts them back.
Definition at line 30 of file CoinPresolveZeros.hpp.
drop_zero_coefficients_action::drop_zero_coefficients_action | ( | int | nzeros, | |
const dropped_zero * | zeros, | |||
const CoinPresolveAction * | next | |||
) | [inline, private] |
Definition at line 35 of file CoinPresolveZeros.hpp.
drop_zero_coefficients_action::~drop_zero_coefficients_action | ( | ) | [inline] |
const char* drop_zero_coefficients_action::name | ( | ) | const [inline, virtual] |
A name for debug printing.
It is expected that the name is not stored in the transform itself.
Implements CoinPresolveAction.
Definition at line 43 of file CoinPresolveZeros.hpp.
static const CoinPresolveAction* drop_zero_coefficients_action::presolve | ( | CoinPresolveMatrix * | prob, | |
int * | checkcols, | |||
int | ncheckcols, | |||
const CoinPresolveAction * | next | |||
) | [static] |
void drop_zero_coefficients_action::postsolve | ( | CoinPostsolveMatrix * | prob | ) | const [virtual] |
Apply the postsolve transformation for this particular presolve action.
Implements CoinPresolveAction.
const int drop_zero_coefficients_action::nzeros_ [private] |
Definition at line 32 of file CoinPresolveZeros.hpp.
const dropped_zero* const drop_zero_coefficients_action::zeros_ [private] |
Definition at line 33 of file CoinPresolveZeros.hpp.
Referenced by ~drop_zero_coefficients_action().