Clp 1.16.9
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ClpCholeskyWssmpKKT.hpp
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1/* $Id: ClpCholeskyWssmpKKT.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 ClpCholeskyWssmpKKT_H
7#define ClpCholeskyWssmpKKT_H
8
9#include "ClpCholeskyBase.hpp"
10class ClpMatrixBase;
12
13
18
19public:
24 virtual int order(ClpInterior * model) ;
29 virtual int symbolic();
32 virtual int factorize(const double * diagonal, int * rowsDropped) ;
34 virtual void solve (double * region) ;
37 virtual void solveKKT (double * region1, double * region2, const double * diagonal,
38 double diagonalScaleFactor);
40
41
46 ClpCholeskyWssmpKKT(int denseThreshold = -1);
49 // Copy
51 // Assignment
54 virtual ClpCholeskyBase * clone() const ;
56
57
58private:
62};
63
64#endif
Base class for Clp Cholesky factorization Will do better factorization.
longDouble * diagonal() const
Return diagonal.
char * rowsDropped() const
rowsDropped - which rows are gone
WssmpKKT class for Clp Cholesky factorization.
ClpCholeskyWssmpKKT(int denseThreshold=-1)
Constructor which has dense columns activated.
ClpCholeskyWssmpKKT & operator=(const ClpCholeskyWssmpKKT &)
virtual ~ClpCholeskyWssmpKKT()
Destructor
virtual int factorize(const double *diagonal, int *rowsDropped)
Factorize - filling in rowsDropped and returning number dropped.
virtual void solve(double *region)
Uses factorization to solve.
ClpCholeskyWssmpKKT(const ClpCholeskyWssmpKKT &)
virtual void solveKKT(double *region1, double *region2, const double *diagonal, double diagonalScaleFactor)
Uses factorization to solve.
virtual int symbolic()
Does Symbolic factorization given permutation.
virtual ClpCholeskyBase * clone() const
Clone.
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.