Detailed Description

LP interface.

Definition at line 87 of file lpi_glop.cc.

Public Attributes
operations_research::glop::LinearProgram *	linear_program
	the linear program More...

operations_research::glop::LinearProgram *	scaled_lp
	scaled linear program More...

operations_research::glop::RevisedSimplex *	solver
	direct reference to the revised simplex, not passing through lp_solver More...

operations_research::glop::GlopParameters *	parameters
	parameters More...

operations_research::glop::LpScalingHelper *	scaler
	scaler auxiliary class More...

bool	lp_modified_since_last_solve

bool	lp_time_limit_was_reached

bool	lp_info
	whether additional output is turned on More...

SCIP_PRICING	pricing
	SCIP pricing setting More...

bool	from_scratch
	store whether basis is ignored for next solving call More...

int	numthreads
	number of threads used to solve the LP (0 = automatic) More...

SCIP_Real	conditionlimit
	maximum condition number of LP basis counted as stable (-1.0: no limit) More...

bool	checkcondition
	Should condition number of LP basis be checked for stability? More...

int	timing
	type of timer (1 - cpu, 2 - wallclock, 0 - off) More...

SCIP_Longint	niterations
	number of iterations used More...

ScatteredRow *	tmp_row
	temporary vector More...

ScatteredColumn *	tmp_column
	temporary vector More...

Member Data Documentation

◆ checkcondition

bool checkcondition

Should condition number of LP basis be checked for stability?

Definition at line 105 of file lpi_glop.cc.

◆ conditionlimit

SCIP_Real conditionlimit

maximum condition number of LP basis counted as stable (-1.0: no limit)

Definition at line 104 of file lpi_glop.cc.

◆ from_scratch

bool from_scratch

store whether basis is ignored for next solving call

Definition at line 102 of file lpi_glop.cc.

◆ linear_program

operations_research::glop::LinearProgram* linear_program

the linear program

Definition at line 89 of file lpi_glop.cc.

◆ lp_info

bool lp_info

whether additional output is turned on

Definition at line 100 of file lpi_glop.cc.

◆ lp_modified_since_last_solve

bool lp_modified_since_last_solve

Definition at line 96 of file lpi_glop.cc.

◆ lp_time_limit_was_reached

bool lp_time_limit_was_reached

Definition at line 97 of file lpi_glop.cc.

◆ niterations

SCIP_Longint niterations

number of iterations used

Definition at line 109 of file lpi_glop.cc.

◆ numthreads

int numthreads

number of threads used to solve the LP (0 = automatic)

Definition at line 103 of file lpi_glop.cc.

◆ parameters

operations_research::glop::GlopParameters* parameters

parameters

Definition at line 92 of file lpi_glop.cc.

◆ pricing

SCIP_PRICING pricing

SCIP pricing setting

Definition at line 101 of file lpi_glop.cc.

◆ scaled_lp

operations_research::glop::LinearProgram* scaled_lp

scaled linear program

Definition at line 90 of file lpi_glop.cc.

◆ scaler

operations_research::glop::LpScalingHelper* scaler

scaler auxiliary class

Definition at line 93 of file lpi_glop.cc.

◆ solver

operations_research::glop::RevisedSimplex* solver

direct reference to the revised simplex, not passing through lp_solver

Definition at line 91 of file lpi_glop.cc.

◆ timing

int timing

type of timer (1 - cpu, 2 - wallclock, 0 - off)

Definition at line 106 of file lpi_glop.cc.

◆ tmp_column

ScatteredColumn* tmp_column

temporary vector

Definition at line 116 of file lpi_glop.cc.

◆ tmp_row

ScatteredRow* tmp_row