<commit_before>#ifndef STAN_MATH_PRIM_ARR_FUNCTOR_INTEGRATE_ODE_RK45_HPP
#define STAN_MATH_PRIM_ARR_FUNCTOR_INTEGRATE_ODE_RK45_HPP


#include <stan/math/prim/meta.hpp>
#include <stan/math/prim/arr/err/check_nonzero_size.hpp>
#include <stan/math/prim/arr/err/check_ordered.hpp>
#include <stan/math/prim/arr/functor/coupled_ode_system.hpp>
#include <stan/math/prim/arr/functor/coupled_ode_observer.hpp>
#include <stan/math/prim/scal/fun/value_of.hpp>
#include <stan/math/prim/scal/err/check_less.hpp>
#include <stan/math/prim/scal/err/check_finite.hpp>
#include <stan/math/prim/scal/err/invalid_argument.hpp>
#include <boost/version.hpp>
#if BOOST_VERSION == 106400
#include <boost/serialization/array_wrapper.hpp>
#endif
#include <boost/numeric/odeint.hpp>
#include <algorithm>
#include <ostream>
#include <functional>
#include <iterator>
#include <vector>

namespace stan {
namespace math {

/**
 * Return the solutions for the specified system of ordinary
 * differential equations given the specified initial state,
 * initial times, times of desired solution, and parameters and
 * data, writing error and warning messages to the specified
 * stream.
 *<commit_msg>[Jenkins] auto-formatting by clang-format version 6.0.0 (tags/google/stable/2017-11-14)<commit_after>#ifndef STAN_MATH_PRIM_ARR_FUNCTOR_INTEGRATE_ODE_RK45_HPP
#define STAN_MATH_PRIM_ARR_FUNCTOR_INTEGRATE_ODE_RK45_HPP

#include <stan/math/prim/meta.hpp>
#include <stan/math/prim/arr/err/check_nonzero_size.hpp>
#include <stan/math/prim/arr/err/check_ordered.hpp>
#include <stan/math/prim/arr/functor/coupled_ode_system.hpp>
#include <stan/math/prim/arr/functor/coupled_ode_observer.hpp>
#include <stan/math/prim/scal/fun/value_of.hpp>
#include <stan/math/prim/scal/err/check_less.hpp>
#include <stan/math/prim/scal/err/check_finite.hpp>
#include <stan/math/prim/scal/err/invalid_argument.hpp>
#include <boost/version.hpp>
#if BOOST_VERSION == 106400
#include <boost/serialization/array_wrapper.hpp>
#endif
#include <boost/numeric/odeint.hpp>
#include <algorithm>
#include <ostream>
#include <functional>
#include <iterator>
#include <vector>

namespace stan {
namespace math {

/**
 * Return the solutions for the specified system of ordinary
 * differential equations given the specified initial state,
 * initial times, times of desired solution, and parameters and
 * data, writing error and warning messages to the specified
 * stream.
 *
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