typedef runge_kutta_cash_karp54< state_type > error_stepper_type;
integrate_adaptive( make_controlled< error_stepper_type >(opts);

template< class Stepper , class System , class State , class Time , class Observer >
    size_t integrate_adaptive(
        Stepper stepper , System system , State &start_state ,
        Time start_time , Time end_time , Time dt, Time dt_min,
        Observer observer )

typedef runge_kutta_cash_karp54_limited< state_type > error_stepper_type;
integrate_adaptive_limited( make_controlled< error_stepper_type >(opts);