/usr/include/qsopt_ex/simplex_dbl.h is in libqsopt-ex-dev 2.5.10.3-1+b1.
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/****************************************************************************/
/* */
/* This file is part of QSopt_ex. */
/* */
/* (c) Copyright 2006 by David Applegate, William Cook, Sanjeeb Dash, */
/* and Daniel Espinoza */
/* */
/* Sanjeeb Dash ownership of copyright in QSopt_ex is derived from his */
/* copyright in QSopt. */
/* */
/* This code may be used under the terms of the GNU General Public License */
/* (Version 2.1 or later) as published by the Free Software Foundation. */
/* */
/* Alternatively, use is granted for research purposes only. */
/* */
/* It is your choice of which of these two licenses you are operating */
/* under. */
/* */
/* We make no guarantees about the correctness or usefulness of this code. */
/* */
/****************************************************************************/
/* $RCSfile: simplex_dbl.h,v $ $Revision: 1.3 $ $Date: 2003/11/05 16:57:39 $ */
#ifndef dbl___SIMPLEX_H
#define dbl___SIMPLEX_H
struct itcnt_t;
#include "lpdata_dbl.h"
#include "basicdefs.h"
typedef struct dbl_param_info
{
int origalgo;
int pphaseI;
int pphaseII;
int dphaseI;
int dphaseII;
int p_strategy;
int d_strategy;
}
dbl_param_info;
typedef struct dbl_iter_info
{
int newphase;
int nextphase;
int nextstep;
int sdisplay;
int itercnt;
int solstatus;
int curtime;
int rounds;
int chkobj;
int nosolve;
int noprog;
int inner;
int algorithm;
int resumeid;
int pricetype;
int n_restart;
int n_pivot_fail;
double prevobj;
double objtol;
dbl_param_info oldinfo;
}
dbl_iter_info;
void dbl_ILLsimplex_init_lpinfo ( dbl_lpinfo * lp),
dbl_ILLsimplex_free_lpinfo ( dbl_lpinfo * lp),
dbl_ILLsimplex_load_lpinfo ( dbl_ILLlpdata * qslp, dbl_lpinfo * lp),
dbl_ILLsimplex_set_bound ( dbl_lpinfo * lp, const double * objbound, int sense);
void dbl_free_internal_lpinfo ( dbl_lpinfo * lp);
void dbl_init_internal_lpinfo ( dbl_lpinfo * lp);
int dbl_build_internal_lpinfo ( dbl_lpinfo * lp);
int dbl_ILLsimplex_retest_psolution ( dbl_lpinfo * lp, dbl_price_info * p, int phase,
dbl_feas_info * fs),
dbl_ILLsimplex_retest_dsolution ( dbl_lpinfo * lp, dbl_price_info * p, int phase,
dbl_feas_info * fs),
dbl_ILLsimplex_solution ( dbl_lpinfo * lp, double * xz, double * piz,
double * dz, double * objval),
dbl_ILLsimplex_infcertificate ( dbl_lpinfo * lp, double * pi),
dbl_ILLsimplex ( dbl_lpinfo * lp, int algorithm, dbl_ILLlp_basis * B,
dbl_price_info * pinf, int *sol_status, int sdisplay, itcnt_t* itcnt),
dbl_ILLsimplex_pivotin ( dbl_lpinfo * lp, dbl_price_info * pinf, int rcnt,
int *rlist, int pivot_opt, int *basis_mod);
#endif /* dbl___SIMPLEX_H */
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