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diff --git a/test/monniaux/glpk-4.65/src/draft/bfd.h b/test/monniaux/glpk-4.65/src/draft/bfd.h
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+/* bfd.h (LP basis factorization driver) */
+
+/***********************************************************************
+*  This code is part of GLPK (GNU Linear Programming Kit).
+*
+*  Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
+*  2009, 2010, 2011, 2013 Andrew Makhorin, Department for Applied
+*  Informatics, Moscow Aviation Institute, Moscow, Russia. All rights
+*  reserved. E-mail: <mao@gnu.org>.
+*
+*  GLPK is free software: you can redistribute it and/or modify it
+*  under the terms of the GNU General Public License as published by
+*  the Free Software Foundation, either version 3 of the License, or
+*  (at your option) any later version.
+*
+*  GLPK is distributed in the hope that it will be useful, but WITHOUT
+*  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+*  or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
+*  License for more details.
+*
+*  You should have received a copy of the GNU General Public License
+*  along with GLPK. If not, see <http://www.gnu.org/licenses/>.
+***********************************************************************/
+
+#ifndef BFD_H
+#define BFD_H
+
+#if 1 /* 30/III-2016 */
+#include "fvs.h"
+#endif
+
+typedef struct BFD BFD;
+
+/* return codes: */
+#define BFD_ESING    1  /* singular matrix */
+#define BFD_ECOND    2  /* ill-conditioned matrix */
+#define BFD_ECHECK   3  /* insufficient accuracy */
+#define BFD_ELIMIT   4  /* update limit reached */
+#if 0 /* 05/III-2014 */
+#define BFD_EROOM    5  /* SVA overflow */
+#endif
+
+#define bfd_create_it _glp_bfd_create_it
+BFD *bfd_create_it(void);
+/* create LP basis factorization */
+
+#if 0 /* 08/III-2014 */
+#define bfd_set_parm _glp_bfd_set_parm
+void bfd_set_parm(BFD *bfd, const void *parm);
+/* change LP basis factorization control parameters */
+#endif
+
+#define bfd_get_bfcp _glp_bfd_get_bfcp
+void bfd_get_bfcp(BFD *bfd, void /* glp_bfcp */ *parm);
+/* retrieve LP basis factorization control parameters */
+
+#define bfd_set_bfcp _glp_bfd_set_bfcp
+void bfd_set_bfcp(BFD *bfd, const void /* glp_bfcp */ *parm);
+/* change LP basis factorization control parameters */
+
+#define bfd_factorize _glp_bfd_factorize
+int bfd_factorize(BFD *bfd, int m, /*const int bh[],*/ int (*col)
+      (void *info, int j, int ind[], double val[]), void *info);
+/* compute LP basis factorization */
+
+#if 1 /* 21/IV-2014 */
+#define bfd_condest _glp_bfd_condest
+double bfd_condest(BFD *bfd);
+/* estimate condition of B */
+#endif
+
+#define bfd_ftran _glp_bfd_ftran
+void bfd_ftran(BFD *bfd, double x[]);
+/* perform forward transformation (solve system B*x = b) */
+
+#if 1 /* 30/III-2016 */
+#define bfd_ftran_s _glp_bfd_ftran_s
+void bfd_ftran_s(BFD *bfd, FVS *x);
+/* sparse version of bfd_ftran */
+#endif
+
+#define bfd_btran _glp_bfd_btran
+void bfd_btran(BFD *bfd, double x[]);
+/* perform backward transformation (solve system B'*x = b) */
+
+#if 1 /* 30/III-2016 */
+#define bfd_btran_s _glp_bfd_btran_s
+void bfd_btran_s(BFD *bfd, FVS *x);
+/* sparse version of bfd_btran */
+#endif
+
+#define bfd_update _glp_bfd_update
+int bfd_update(BFD *bfd, int j, int len, const int ind[], const double
+      val[]);
+/* update LP basis factorization */
+
+#define bfd_get_count _glp_bfd_get_count
+int bfd_get_count(BFD *bfd);
+/* determine factorization update count */
+
+#define bfd_delete_it _glp_bfd_delete_it
+void bfd_delete_it(BFD *bfd);
+/* delete LP basis factorization */
+
+#endif
+
+/* eof */