Clp 1.17.5
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ClpCholeskyMumps.hpp
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1/* $Id: ClpCholeskyMumps.hpp 2385 2019-01-06 19:43:06Z unxusr $ */
2// Copyright (C) 2009, 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 ClpCholeskyMumps_H
7#define ClpCholeskyMumps_H
8#include "ClpCholeskyBase.hpp"
9class ClpMatrixBase;
11
12// unfortunately, DMUMPS_STRUC_C is an anonymous struct in MUMPS, so we define it to void for everyone outside ClpCholeskyMumps
13// if this file is included by ClpCholeskyMumps.cpp, then after dmumps_c.h has been included, which defines MUMPS_VERSION
14#ifndef MUMPS_VERSION
15typedef void DMUMPS_STRUC_C;
16#endif
17
22
23public:
28 virtual int order(ClpInterior *model);
33 virtual int symbolic();
36 virtual int factorize(const double *diagonal, int *rowsDropped);
38 virtual void solve(double *region);
40
45 ClpCholeskyMumps(int denseThreshold = -1, int logLevel = 0);
49 virtual ClpCholeskyBase *clone() const;
51
52private:
53 // Mumps structure
55
56 // Copy
58 // Assignment
60};
61
62#endif
63
64/* vi: softtabstop=2 shiftwidth=2 expandtab tabstop=2
65*/
void DMUMPS_STRUC_C
Base class for Clp Cholesky factorization Will do better factorization.
longDouble * diagonal() const
Return diagonal.
char * rowsDropped() const
rowsDropped - which rows are gone
Mumps class for Clp Cholesky factorization.
DMUMPS_STRUC_C * mumps_
ClpCholeskyMumps(const ClpCholeskyMumps &)
virtual ClpCholeskyBase * clone() const
Clone.
ClpCholeskyMumps(int denseThreshold=-1, int logLevel=0)
Constructor which has dense columns activated.
virtual void solve(double *region)
Uses factorization to solve.
virtual int order(ClpInterior *model)
Orders rows and saves pointer to matrix.and model.
virtual int symbolic()
Does Symbolic factorization given permutation.
virtual int factorize(const double *diagonal, int *rowsDropped)
Factorize - filling in rowsDropped and returning number dropped.
ClpCholeskyMumps & operator=(const ClpCholeskyMumps &)
virtual ~ClpCholeskyMumps()
Destructor
This solves LPs using interior point methods.
Abstract base class for Clp Matrices.