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/build/buildd/clp-1.11.1/Clp/src/ClpSimplexNonlinear.hpp

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00001 /* $Id: ClpSimplexNonlinear.hpp 1458 2009-11-05 12:34:07Z forrest $ */
00002 // Copyright (C) 2004, International Business Machines
00003 // Corporation and others.  All Rights Reserved.
00004 
00005 /* 
00006    Authors
00007    
00008    John Forrest
00009 
00010  */
00011 #ifndef ClpSimplexNonlinear_H
00012 #define ClpSimplexNonlinear_H
00013 
00014 class ClpNonlinearInfo;
00015 class ClpQuadraticObjective;
00016 class ClpConstraint;
00017 
00018 #include "ClpSimplexPrimal.hpp"
00019 
00028 class ClpSimplexNonlinear : public ClpSimplexPrimal {
00029 
00030 public:
00031 
00038 
00039   int primal();
00045   int primalSLP(int numberPasses, double deltaTolerance);
00051   int primalSLP(int numberConstraints, ClpConstraint ** constraints,
00052                 int numberPasses, double deltaTolerance);
00053 
00059   void directionVector (CoinIndexedVector * longArray,
00060                         CoinIndexedVector * spare1, CoinIndexedVector * spare2,
00061                         int mode,
00062                         double & normFlagged,double & normUnflagged,
00063                         int & numberNonBasic);
00065   int whileIterating (int & pivotMode);
00078   int pivotColumn(CoinIndexedVector * longArray,
00079                   CoinIndexedVector * rowArray,
00080                   CoinIndexedVector * columnArray,
00081                   CoinIndexedVector * spare,
00082                   int & pivotMode,
00083                   double & solutionError,
00084                   double * array1);
00094   void statusOfProblemInPrimal(int & lastCleaned, int type,
00095                                ClpSimplexProgress * progress,
00096                                bool doFactorization,
00097                                double & bestObjectiveWhenFlagged);
00110   int pivotNonlinearResult();
00112 
00113 };
00114 #endif
00115 

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