LinearEquation.h

00001 #ifndef LinearEquation_h
00002 #define LinearEquation_h
00003 
00004 
00005 #include "LinearConstraint.h"
00006 
00015 //----------------------------------------------------------------------
00016 // Linear Equations
00017 //----------------------------------------------------------------------
00018 
00019 namespace OPTPP {
00020 
00021 class LinearEquation: public LinearConstraint {
00022 
00023 protected:
00025   NEWMAT::ColumnVector b_;              
00027   NEWMAT::ColumnVector ctype_;          
00028 
00029 public:
00030 
00035   LinearEquation();
00041   LinearEquation(const NEWMAT::Matrix& A, const NEWMAT::ColumnVector& rhs);
00042 
00046   virtual ~LinearEquation(){}
00047 
00051   virtual NEWMAT::ColumnVector getConstraintType() const { return ctype_;};
00052 
00056   NEWMAT::ColumnVector getB() const {return b_;}
00057 
00063   virtual NEWMAT::ColumnVector evalAx(const NEWMAT::ColumnVector& xc) const;
00064 
00071   virtual NEWMAT::ColumnVector evalResidual(const NEWMAT::ColumnVector& xc) const;
00072   virtual void evalCFGH(const NEWMAT::ColumnVector& xc) const;
00073 
00080   virtual NEWMAT::Matrix evalGradient(const NEWMAT::ColumnVector& xc) const;
00081 
00088   virtual bool amIFeasible(const NEWMAT::ColumnVector& xc, double epsilon) const;
00089 };
00090 
00091 } // namespace OPTPP
00092 #endif