CoinUtils 2.11.4
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CoinPresolveIsolated.hpp
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1/* $Id$ */
2// Copyright (C) 2002, International Business Machines
3// Corporation and others. All Rights Reserved.
4// This code is licensed under the terms of the Eclipse Public License (EPL).
5
6#ifndef CoinPresolveIsolated_H
7#define CoinPresolveIsolated_H
8
10
15
16 double rlo_;
17 double rup_;
18 int row_;
20 // the arrays are owned by the class and must be deleted at destruction
21 const int *rowcols_;
22 const double *rowels_;
23 const double *costs_;
24
26 double rup,
27 int row,
28 int ninrow,
29 const int *rowcols,
30 const double *rowels,
31 const double *costs,
34 , rlo_(rlo)
35 , rup_(rup)
36 , row_(row)
37 , ninrow_(ninrow)
38 , rowcols_(rowcols)
39 , rowels_(rowels)
40 , costs_(costs)
41 {
42 }
43
44public:
45 const char *name() const;
46
48 int row,
50
51 void postsolve(CoinPostsolveMatrix *prob) const;
52
54};
55
56#endif
57
58/* vi: softtabstop=2 shiftwidth=2 expandtab tabstop=2
59*/
Declarations for CoinPresolveMatrix and CoinPostsolveMatrix and their common base class CoinPrePostso...
Augments CoinPrePostsolveMatrix with information about the problem that is only needed during postsol...
Abstract base class of all presolve routines.
const CoinPresolveAction * next
The next presolve transformation.
Augments CoinPrePostsolveMatrix with information about the problem that is only needed during presolv...
virtual ~isolated_constraint_action()
void postsolve(CoinPostsolveMatrix *prob) const
Apply the postsolve transformation for this particular presolve action.
isolated_constraint_action(double rlo, double rup, int row, int ninrow, const int *rowcols, const double *rowels, const double *costs, const CoinPresolveAction *next)
isolated_constraint_action(const isolated_constraint_action &rhs)
static const CoinPresolveAction * presolve(CoinPresolveMatrix *prob, int row, const CoinPresolveAction *next)
isolated_constraint_action & operator=(const isolated_constraint_action &rhs)
const char * name() const
A name for debug printing.