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/home/coinadmin/Update/COIN/Clp/include/ClpSimplexNonlinear.hpp

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00001 // Copyright (C) 2004, International Business Machines
00002 // Corporation and others.  All Rights Reserved.
00003 
00004 /* 
00005    Authors
00006    
00007    John Forrest
00008 
00009  */
00010 #ifndef ClpSimplexNonlinear_H
00011 #define ClpSimplexNonlinear_H
00012 
00013 class ClpNonlinearInfo;
00014 class ClpQuadraticObjective;
00015 
00016 #include "ClpSimplexPrimal.hpp"
00017 
00026 class ClpSimplexNonlinear : public ClpSimplexPrimal {
00027 
00028 public:
00029 
00036 
00037   int primal();
00043   int primalSLP(int numberPasses, double deltaTolerance);
00044 
00049   void directionVector (CoinIndexedVector * longArray,
00050                         CoinIndexedVector * spare1, CoinIndexedVector * spare2,
00051                         int mode,
00052                         double & normFlagged,
00053                         int & numberNonBasic);
00055   int whileIterating (int & pivotMode);
00068   int pivotColumn(CoinIndexedVector * longArray,
00069                   CoinIndexedVector * rowArray,
00070                   CoinIndexedVector * columnArray,
00071                   CoinIndexedVector * spare,
00072                   int & pivotMode,
00073                   double & nullError);
00083   void statusOfProblemInPrimal(int & lastCleaned, int type,
00084                                ClpSimplexProgress * progress,
00085                                bool doFactorization,
00086                                double & bestObjectiveWhenFlagged);
00099   int pivotNonlinearResult();
00101 
00102 };
00103 #endif
00104 

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