Method evaluate_jacobian

interfaces/AMPL/AMPLModel.cpp:199–206

   }

   void AMPLModel::evaluate_jacobian(const Vector<double>& x, double* jacobian_values) const {
      fint error_flag = 0;
      this->asl->p.Jacval(this->asl, const_cast<double*>(x.data()), jacobian_values, &error_flag);
      if (0 < error_flag) {
         throw GradientEvaluationError();
      }
      ++this->number_model_evaluations.jacobian;
   }

   // register the vector of variables
   //this->asl->p.Xknown(this->asl, const_cast<double*>(x.data()), nullptr);