Clp 1.17.5
Loading...
Searching...
No Matches
ClpCholeskyWssmp.hpp
Go to the documentation of this file.
1/* $Id: ClpCholeskyWssmp.hpp 2385 2019-01-06 19:43:06Z unxusr $ */
2// Copyright (C) 2003, 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 ClpCholeskyWssmp_H
7#define ClpCholeskyWssmp_H
8
9#include "ClpCholeskyBase.hpp"
10class ClpMatrixBase;
12
17
18public:
23 virtual int order(ClpInterior *model);
28 virtual int symbolic();
31 virtual int factorize(const double *diagonal, int *rowsDropped);
33 virtual void solve(double *region);
35
40 ClpCholeskyWssmp(int denseThreshold = -1);
43 // Copy
45 // Assignment
48 virtual ClpCholeskyBase *clone() const;
50
51private:
55};
56
57#endif
58
59/* vi: softtabstop=2 shiftwidth=2 expandtab tabstop=2
60*/
Base class for Clp Cholesky factorization Will do better factorization.
longDouble * diagonal() const
Return diagonal.
char * rowsDropped() const
rowsDropped - which rows are gone
Wssmp class for Clp Cholesky factorization.
ClpCholeskyWssmp(const ClpCholeskyWssmp &)
ClpCholeskyWssmp(int denseThreshold=-1)
Constructor which has dense columns activated.
virtual int symbolic()
Does Symbolic factorization given permutation.
virtual int factorize(const double *diagonal, int *rowsDropped)
Factorize - filling in rowsDropped and returning number dropped.
virtual int order(ClpInterior *model)
Orders rows and saves pointer to matrix.and model.
virtual ClpCholeskyBase * clone() const
Clone.
ClpCholeskyWssmp & operator=(const ClpCholeskyWssmp &)
virtual void solve(double *region)
Uses factorization to solve.
virtual ~ClpCholeskyWssmp()
Destructor
This solves LPs using interior point methods.
Abstract base class for Clp Matrices.