Clp 1.16.9
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ClpCholeskyTaucs.hpp
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1/* $Id: ClpCholeskyTaucs.hpp 1665 2011-01-04 17:55:54Z lou $ */
2// Copyright (C) 2004, 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 ClpCholeskyTaucs_H
7#define ClpCholeskyTaucs_H
8#include "taucs.h"
9#include "ClpCholeskyBase.hpp"
10class ClpMatrixBase;
11
12
44
45public:
50 virtual int order(ClpInterior * model) ;
52 virtual int symbolic();
55 virtual int factorize(const double * diagonal, int * rowsDropped) ;
57 virtual void solve (double * region) ;
59
60
67 // Copy
69 // Assignment
72 virtual ClpCholeskyBase * clone() const ;
74
75
76private:
80 taucs_ccs_matrix * matrix_;
82 void * factorization_;
84 double * sparseFactorT_;
86 CoinBigIndex * choleskyStartT_;
88 int * choleskyRowT_;
90 CoinBigIndex sizeFactorT_;
92 ClpMatrixBase * rowCopyT_;
94};
95
96#endif
Base class for Clp Cholesky factorization Will do better factorization.
longDouble * diagonal() const
Return diagonal.
char * rowsDropped() const
rowsDropped - which rows are gone
Taucs class for Clp Cholesky factorization.
virtual void solve(double *region)
Uses factorization to solve.
virtual int factorize(const double *diagonal, int *rowsDropped)
Factorize - filling in rowsDropped and returning number dropped.
ClpCholeskyTaucs & operator=(const ClpCholeskyTaucs &)
ClpCholeskyTaucs(const ClpCholeskyTaucs &)
ClpCholeskyTaucs()
Default constructor.
virtual int symbolic()
Dummy.
virtual ClpCholeskyBase * clone() const
Clone.
virtual ~ClpCholeskyTaucs()
Destructor
virtual int order(ClpInterior *model)
Orders rows and saves pointer to matrix.and model.
This solves LPs using interior point methods.
Definition: ClpInterior.hpp:72
Abstract base class for Clp Matrices.