ClpSimplexNonlinear.hpp

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00001 /* $Id: ClpSimplexNonlinear.hpp 2025 2014-03-19 12:49:55Z forrest $ */
00002 // Copyright (C) 2004, International Business Machines
00003 // Corporation and others.  All Rights Reserved.
00004 // This code is licensed under the terms of the Eclipse Public License (EPL).
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();
00044      int primalSLP(int numberPasses, double deltaTolerance,
00045                 int otherOptions=0);
00047      int primalDualCuts(char * rowsIn, int startUp, int algorithm);
00053      int primalSLP(int numberConstraints, ClpConstraint ** constraints,
00054                    int numberPasses, double deltaTolerance);
00055 
00061      void directionVector (CoinIndexedVector * longArray,
00062                            CoinIndexedVector * spare1, CoinIndexedVector * spare2,
00063                            int mode,
00064                            double & normFlagged, double & normUnflagged,
00065                            int & numberNonBasic);
00067      int whileIterating (int & pivotMode);
00080      int pivotColumn(CoinIndexedVector * longArray,
00081                      CoinIndexedVector * rowArray,
00082                      CoinIndexedVector * columnArray,
00083                      CoinIndexedVector * spare,
00084                      int & pivotMode,
00085                      double & solutionError,
00086                      double * array1);
00096      void statusOfProblemInPrimal(int & lastCleaned, int type,
00097                                   ClpSimplexProgress * progress,
00098                                   bool doFactorization,
00099                                   double & bestObjectiveWhenFlagged);
00112      int pivotNonlinearResult();
00114 
00115 };
00116 #endif
00117 
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