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Class template modified_midpointBoost , Chapter 1. Boost.Numeric.Odeint , Header <boost/numeric/odeint/stepper/modified_midpoint.hpp>
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boost::numeric::odeint::modified_midpoint
// In header: <boost/numeric/odeint/stepper/modified_midpoint.hpp> template<typename State, typename Value = double, typename Deriv = State, typename Time = Value, typename Algebra = typename algebra_dispatcher< State >::algebra_type, typename Operations = typename operations_dispatcher< State >::operations_type, typename Resizer = initially_resizer> class modified_midpoint : public explicit_stepper_base { public: // types typedef explicit_stepper_base< modified_midpoint< State, Value, Deriv, Time, Algebra, Operations, Resizer >, 2, State, Value, Deriv, Time, Algebra, Operations, Resizer > stepper_base_type; typedef stepper_base_type::state_type state_type; typedef stepper_base_type::wrapped_state_type wrapped_state_type; typedef stepper_base_type::value_type value_type; typedef stepper_base_type::deriv_type deriv_type; typedef stepper_base_type::wrapped_deriv_type wrapped_deriv_type; typedef stepper_base_type::time_type time_type; typedef stepper_base_type::algebra_type algebra_type; typedef stepper_base_type::operations_type operations_type; typedef stepper_base_type::resizer_type resizer_type; typedef stepper_base_type::stepper_type stepper_type; // construct/copy/destruct modified_midpoint(unsigned short = 2, const algebra_type & = algebra_type()); // public member functions template<typename System, typename StateIn, typename DerivIn, typename StateOut> void do_step_impl(System, const StateIn &, const DerivIn &, time_type, StateOut &, time_type); void set_steps(unsigned short); unsigned short steps(void) const; template<typename StateIn> void adjust_size(const StateIn &); // private member functions template<typename StateIn> bool resize_impl(const StateIn &); };
Реализация модифицированного метода средней точки с настраиваемым числом промежуточных стадий. Этот класс используется алгоритмом Булирша-Стоера и не предназначен для непосредственного использования.
modified_midpoint public member functionstemplate<typenameSystem,typenameStateIn,typenameDerivIn, typenameStateOut> voiddo_step_impl(Systemsystem,constStateIn&in,constDerivIn&dxdt, time_typet,StateOut&out,time_typedt);>
voidset_steps(unsignedshortsteps);>
unsignedshortsteps(void)const;>
template<typenameStateIn>voidadjust_size(constStateIn&x);>
Статья Class template modified_midpoint раздела Chapter 1. Boost.Numeric.Odeint Header <boost/numeric/odeint/stepper/modified_midpoint.hpp> может быть полезна для разработчиков на c++ и boost.
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