117     typedef typename JacobianType::RealScalar RealScalar;   typedef
151       m_ftol = sqrt(NumTraits<RealScalar>::epsilon());  in resetParameters()
152       m_xtol = sqrt(NumTraits<RealScalar>::epsilon());  in resetParameters()
158     void setXtol(RealScalar xtol) { m_xtol = xtol; }  in setXtol()
161     void setFtol(RealScalar ftol) { m_ftol = ftol; }  in setFtol()
164     void setGtol(RealScalar gtol) { m_gtol = gtol; }  in setGtol()
167     void setFactor(RealScalar factor) { m_factor = factor; }      in setFactor()
170     void setEpsilon (RealScalar epsfcn) { m_epsfcn = epsfcn; }  in setEpsilon()
179     RealScalar xtol() const {return m_xtol; }  in xtol()
182     RealScalar ftol() const {return m_ftol; }  in ftol()
185     RealScalar gtol() const {return m_gtol; }  in gtol()
188     RealScalar factor() const {return m_factor; }  in factor()
191     RealScalar epsilon() const {return m_epsfcn; }  in epsilon()
209     RealScalar fnorm() {return m_fnorm; }  in fnorm()
212     RealScalar gnorm() {return m_gnorm; }  in gnorm()
215     RealScalar lm_param(void) { return m_par; }  in lm_param()
257     RealScalar m_fnorm; // Norm of the current vector function
258     RealScalar m_gnorm; //Norm of the gradient of the error 
259     RealScalar m_factor; //
261     RealScalar m_ftol; //Tolerance in the norm of the vector function
262     RealScalar m_xtol; // 
263     RealScalar m_gtol; //tolerance of the norm of the error gradient
264     RealScalar m_epsfcn; //
266     RealScalar m_delta;
270     RealScalar m_par;