Includes all of the Accumulators Framework
包含累加器框架的所有東西

BOOST_ACCUMULATORS_MAX_FEATURES
BOOST_ACCUMULATORS_MAX_ARGS
BOOST_ACCUMULATORS_PROTO_DISABLE_IF_IS_CONST(T)
BOOST_PARAMETER_NESTED_KEYWORD(tag_namespace, name, alias)

namespace boost {
 namespace accumulators {
 template<typename Feature, typename AccumulatorSet> 
 mpl::apply< AccumulatorSet, Feature >::type const & 
 find_accumulator(AccumulatorSet const & acc);
 template<typename Feature, typename AccumulatorSet> 
 mpl::apply< AccumulatorSet, Feature >::type::result_type 
 extract_result(AccumulatorSet const & acc);
 template<typename Feature, typename AccumulatorSet, typename A1> 
 mpl::apply< AccumulatorSet, Feature >::type::result_type 
 extract_result(AccumulatorSet const & acc, A1 const & a1);
 namespace impl {
 }
 namespace tag {
 }
 }
}

namespace boost {
 namespace accumulators {
 struct dont_care;
 struct accumulator_base;
 }
}

namespace boost {
 namespace accumulators {
 template<typename Stat> struct accumulator_concept;
 }
}

namespace boost {
 namespace accumulators {
 template<typename Sample, typename Features, typename Weight> 
 struct accumulator_set;
 template<typename Feature, typename AccumulatorSet> 
 mpl::apply< AccumulatorSet, Feature >::type & 
 find_accumulator(AccumulatorSet &acc BOOST_ACCUMULATORS_PROTO_DISABLE_IF_IS_CONST);
 }
}

namespace boost {
 namespace accumulators {
 template<typename Accumulator> struct droppable_accumulator_base;
 template<typename Accumulator> struct droppable_accumulator;
 template<typename Accumulator> struct with_cached_result;

 template<typename Feature> struct as_feature<tag::droppable< Feature >>;
 template<typename Feature> 
 struct as_weighted_feature<tag::droppable< Feature >>;
 template<typename Feature> struct feature_of<tag::droppable< Feature >>;
 namespace tag {
 template<typename Feature> struct as_droppable;

 template<typename Feature> struct as_droppable<droppable< Feature >>;

 template<typename Feature> struct droppable;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename Feature, typename Tag, typename AccumulatorSet> 
 struct feature_of<tag::external< Feature, Tag, AccumulatorSet >>;
 namespace impl {
 }
 namespace tag {
 template<typename Feature, typename Tag, typename AccumulatorSet> 
 struct external;

 template<typename Feature, typename Tag> 
 struct external<Feature, Tag, void>;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename ValueType, typename Tag> 
 struct feature_of<tag::reference< ValueType, Tag >>;
 namespace extract {
 reference_tag;
  BOOST_ACCUMULATORS_DEFINE_EXTRACTOR(tag, reference, 
 (typename)(typename));
 }
 namespace impl {
 template<typename Referent, typename Tag> struct reference_accumulator_impl;
 }
 namespace tag {
 template<typename Tag> struct reference_tag;
 template<typename Referent, typename Tag> struct reference;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename ValueType, typename Tag> 
 struct feature_of<tag::value< ValueType, Tag >>;
 namespace extract {
 value_tag;
  BOOST_ACCUMULATORS_DEFINE_EXTRACTOR(tag, value, (typename)(typename));
 }
 namespace impl {
 template<typename ValueType, typename Tag> struct value_accumulator_impl;
 }
 namespace tag {
 template<typename Tag> struct value_tag;
 template<typename ValueType, typename Tag> struct value;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename Feature> struct as_feature;
 template<typename Feature> struct as_weighted_feature;
 template<typename Feature> struct feature_of;
 template<typename Feature1, typename Feature2, ... > struct depends_on;
 }
}

BOOST_ACCUMULATORS_DEFINE_EXTRACTOR(Tag, Feature, ParamSeq)

namespace boost {
 namespace accumulators {
 template<typename Feature> struct extractor;
 }
}

namespace boost {
 namespace accumulators {
 template<typename Feature1, typename Feature2, ... > struct features;
 }
}

namespace boost {
 namespace accumulators {
 boost::parameter::keyword< tag::accumulator > const accumulator;
 namespace tag {
 struct accumulator;
 }
 }
}

namespace boost {
 namespace accumulators {
 boost::parameter::keyword< tag::sample > const sample;
 namespace tag {
 struct sample;
 }
 }
}

namespace boost {
 namespace accumulators {
 boost::parameter::keyword< tag::weight > const weight;
 namespace tag {
 struct weight;
 }
 }
}

namespace boost {
 namespace accumulators {
 boost::parameter::keyword< tag::weights > const weights;
 namespace tag {
 struct weights;
 }
 }
}

Includes all of the Statistical Accumulators Library
包含統計累加器庫的所有東西

namespace boost {
 namespace accumulators {
 namespace extract {
 extractor< tag::count > const count;
 }
 namespace impl {
 struct count_impl;
 }
 namespace tag {
 struct count;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename VariateType, typename VariateTag> 
 struct feature_of<tag::covariance< VariateType, VariateTag >>;
 template<typename VariateType, typename VariateTag> 
 struct as_weighted_feature<tag::covariance< VariateType, VariateTag >>;
 template<typename VariateType, typename VariateTag> 
 struct feature_of<tag::weighted_covariance< VariateType, VariateTag >>;
 namespace extract {
 extractor< tag::abstract_covariance > const covariance;
 }
 namespace impl {
 template<typename Sample, typename VariateType, typename VariateTag> 
 struct covariance_impl;
 }
 namespace tag {
 template<typename VariateType, typename VariateTag> struct covariance;
 struct abstract_covariance;
 }
 }
 namespace numeric {
 static op::outer_product const & outer_product;
 namespace functional {
 template<typename Left, typename Right, typename EnableIf = void> 
 struct outer_product_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct outer_product;

 template<typename Left, typename Right> 
 struct outer_product<Left, Right, std_vector_tag, std_vector_tag>;
 }
 namespace op {
 struct outer_product;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<> struct as_weighted_feature<tag::density>;
 template<> struct feature_of<tag::weighted_density>;
 namespace extract {
 extractor< tag::density > const density;
 }
 namespace impl {
 template<typename Sample> struct density_impl;
 }
 namespace tag {
 struct density;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename Feature> struct as_feature<tag::error_of< Feature >>;
 template<typename Feature> 
 struct as_weighted_feature<tag::error_of< Feature >>;
 namespace extract {
 }
 namespace impl {
 }
 namespace tag {
 template<typename Feature> struct error_of;
 }
 }
}

namespace boost {
 namespace accumulators {
 namespace impl {
 template<typename Sample, typename Variance> struct error_of_mean_impl;
 }
 namespace tag {
 template<> struct error_of<mean>;
 template<> struct error_of<immediate_mean>;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<> struct as_weighted_feature<tag::extended_p_square>;
 template<> struct feature_of<tag::weighted_extended_p_square>;
 namespace extract {
 extractor< tag::extended_p_square > const extended_p_square;
 }
 namespace impl {
 template<typename Sample> struct extended_p_square_impl;
 }
 namespace tag {
 struct extended_p_square;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<> struct as_feature<tag::extended_p_square_quantile(linear)>;
 template<> struct as_feature<tag::extended_p_square_quantile(quadratic)>;
 template<> 
 struct as_feature<tag::weighted_extended_p_square_quantile(linear)>;
 template<> 
 struct as_feature<tag::weighted_extended_p_square_quantile(quadratic)>;
 template<> struct feature_of<tag::extended_p_square_quantile>;
 template<> struct feature_of<tag::extended_p_square_quantile_quadratic>;
 template<> struct as_weighted_feature<tag::extended_p_square_quantile>;
 template<> struct feature_of<tag::weighted_extended_p_square_quantile>;
 template<> 
 struct as_weighted_feature<tag::extended_p_square_quantile_quadratic>;
 template<> 
 struct feature_of<tag::weighted_extended_p_square_quantile_quadratic>;
 namespace extract {
 extractor< tag::extended_p_square_quantile > const extended_p_square_quantile;
 extractor< tag::extended_p_square_quantile_quadratic > const extended_p_square_quantile_quadratic;
 extractor< tag::weighted_extended_p_square_quantile > const weighted_extended_p_square_quantile;
 extractor< tag::weighted_extended_p_square_quantile_quadratic > const weighted_extended_p_square_quantile_quadratic;
 }
 namespace impl {
 template<typename Sample, typename Impl1, typename Impl2> 
 struct extended_p_square_quantile_impl;
 }
 namespace tag {
 struct extended_p_square_quantile;
 struct extended_p_square_quantile_quadratic;
 struct weighted_extended_p_square_quantile;
 struct weighted_extended_p_square_quantile_quadratic;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<> struct as_weighted_feature<tag::kurtosis>;
 template<> struct feature_of<tag::weighted_kurtosis>;
 namespace extract {
 extractor< tag::kurtosis > const kurtosis;
 }
 namespace impl {
 template<typename Sample> struct kurtosis_impl;
 }
 namespace tag {
 struct kurtosis;
 }
 }
}

namespace boost {
 namespace accumulators {
 namespace extract {
 extractor< tag::max > const max;
 }
 namespace impl {
 template<typename Sample> struct max_impl;
 }
 namespace tag {
 struct max;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<> struct as_feature<tag::mean(lazy)>;
 template<> struct as_feature<tag::mean(immediate)>;
 template<> struct as_feature<tag::mean_of_weights(lazy)>;
 template<> struct as_feature<tag::mean_of_weights(immediate)>;
 template<typename VariateType, typename VariateTag> 
 struct as_feature<tag::mean_of_variates< VariateType, VariateTag >(lazy)>;
 template<typename VariateType, typename VariateTag> 
 struct as_feature<tag::mean_of_variates< VariateType, VariateTag >(immediate)>;
 template<> struct feature_of<tag::immediate_mean>;
 template<> struct feature_of<tag::immediate_mean_of_weights>;
 template<typename VariateType, typename VariateTag> 
 struct feature_of<tag::immediate_mean_of_variates< VariateType, VariateTag >>;
 template<> struct as_weighted_feature<tag::mean>;
 template<> struct feature_of<tag::weighted_mean>;
 template<> struct as_weighted_feature<tag::immediate_mean>;
 template<> struct feature_of<tag::immediate_weighted_mean>;
 template<typename VariateType, typename VariateTag> 
 struct as_weighted_feature<tag::mean_of_variates< VariateType, VariateTag >>;
 template<typename VariateType, typename VariateTag> 
 struct feature_of<tag::weighted_mean_of_variates< VariateType, VariateTag >>;
 template<typename VariateType, typename VariateTag> 
 struct as_weighted_feature<tag::immediate_mean_of_variates< VariateType, VariateTag >>;
 template<typename VariateType, typename VariateTag> 
 struct feature_of<tag::immediate_weighted_mean_of_variates< VariateType, VariateTag >>;
 namespace extract {
 extractor< tag::mean > const mean;
 extractor< tag::mean_of_weights > const mean_of_weights;
 }
 namespace impl {
 template<typename Sample, typename SumFeature> struct mean_impl;
 template<typename Sample, typename Tag> struct immediate_mean_impl;
 }
 namespace tag {
 struct mean;
 struct immediate_mean;
 struct mean_of_weights;
 struct immediate_mean_of_weights;
 template<typename VariateType, typename VariateTag> struct mean_of_variates;
 template<typename VariateType, typename VariateTag> 
 struct immediate_mean_of_variates;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<> struct as_feature<tag::median(with_p_square_quantile)>;
 template<> struct as_feature<tag::median(with_density)>;
 template<> 
 struct as_feature<tag::median(with_p_square_cumulative_distribution)>;
 template<> struct feature_of<tag::with_density_median>;
 template<> 
 struct feature_of<tag::with_p_square_cumulative_distribution_median>;
 template<> struct as_weighted_feature<tag::median>;
 template<> struct feature_of<tag::weighted_median>;
 template<> struct as_weighted_feature<tag::with_density_median>;
 template<> struct feature_of<tag::with_density_weighted_median>;
 template<> 
 struct as_weighted_feature<tag::with_p_square_cumulative_distribution_median>;
 template<> 
 struct feature_of<tag::with_p_square_cumulative_distribution_weighted_median>;
 namespace extract {
 extractor< tag::median > const median;
 extractor< tag::with_density_median > const with_density_median;
 extractor< tag::with_p_square_cumulative_distribution_median > const with_p_square_cumulative_distribution_median;
 }
 namespace impl {
 template<typename Sample> struct median_impl;
 template<typename Sample> struct with_density_median_impl;
 template<typename Sample> 
 struct with_p_square_cumulative_distribution_median_impl;
 }
 namespace tag {
 struct median;
 struct with_density_median;
 struct with_p_square_cumulative_distribution_median;
 }
 }
}

namespace boost {
 namespace accumulators {
 namespace extract {
 extractor< tag::min > const min;
 }
 namespace impl {
 template<typename Sample> struct min_impl;
 }
 namespace tag {
 struct min;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<int N> struct as_weighted_feature<tag::moment< N >>;
 template<int N> struct feature_of<tag::weighted_moment< N >>;
 namespace extract {
 }
 namespace impl {
 template<typename N, typename Sample> struct moment_impl;
 }
 namespace tag {
 template<int N> struct moment;
 }
 }
 namespace numeric {
 }
}

namespace boost {
 namespace accumulators {
 template<> 
 struct as_weighted_feature<tag::p_square_cumulative_distribution>;
 template<> 
 struct feature_of<tag::weighted_p_square_cumulative_distribution>;
 namespace extract {
 extractor< tag::p_square_cumulative_distribution > const p_square_cumulative_distribution;
 }
 namespace impl {
 template<typename Sample> struct p_square_cumulative_distribution_impl;
 }
 namespace tag {
 struct p_square_cumulative_distribution;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<> struct as_weighted_feature<tag::p_square_quantile>;
 template<> struct feature_of<tag::weighted_p_square_quantile>;
 namespace extract {
 extractor< tag::p_square_quantile > const p_square_quantile;
 extractor< tag::p_square_quantile_for_median > const p_square_quantile_for_median;
 }
 namespace impl {
 template<typename Sample, typename Impl> struct p_square_quantile_impl;
 }
 namespace tag {
 struct p_square_quantile;
 struct p_square_quantile_for_median;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename LeftRight> 
 struct as_feature<tag::peaks_over_threshold< LeftRight >(with_threshold_value)>;
 template<typename LeftRight> 
 struct as_feature<tag::peaks_over_threshold< LeftRight >(with_threshold_probability)>;
 template<typename LeftRight> 
 struct feature_of<tag::peaks_over_threshold< LeftRight >>;
 template<typename LeftRight> 
 struct feature_of<tag::peaks_over_threshold_prob< LeftRight >>;
 template<typename LeftRight> 
 struct as_weighted_feature<tag::peaks_over_threshold< LeftRight >>;
 template<typename LeftRight> 
 struct feature_of<tag::weighted_peaks_over_threshold< LeftRight >>;
 template<typename LeftRight> 
 struct as_weighted_feature<tag::peaks_over_threshold_prob< LeftRight >>;
 template<typename LeftRight> 
 struct feature_of<tag::weighted_peaks_over_threshold_prob< LeftRight >>;
 namespace extract {
 extractor< tag::abstract_peaks_over_threshold > const peaks_over_threshold;
 }
 namespace impl {
 template<typename Sample, typename LeftRight> 
 struct peaks_over_threshold_impl;
 template<typename Sample, typename LeftRight> 
 struct peaks_over_threshold_prob_impl;
 }
 namespace tag {
 template<typename LeftRight> struct peaks_over_threshold;
 template<typename LeftRight> struct peaks_over_threshold_prob;
 struct abstract_peaks_over_threshold;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename LeftRight> 
 struct as_feature<tag::pot_quantile< LeftRight >(with_threshold_value)>;
 template<typename LeftRight> 
 struct as_feature<tag::pot_quantile< LeftRight >(with_threshold_probability)>;
 template<typename LeftRight> 
 struct as_feature<tag::weighted_pot_quantile< LeftRight >(with_threshold_value)>;
 template<typename LeftRight> 
 struct as_feature<tag::weighted_pot_quantile< LeftRight >(with_threshold_probability)>;
 template<typename LeftRight> 
 struct feature_of<tag::pot_quantile< LeftRight >>;
 template<typename LeftRight> 
 struct feature_of<tag::pot_quantile_prob< LeftRight >>;
 template<typename LeftRight> 
 struct as_weighted_feature<tag::pot_quantile< LeftRight >>;
 template<typename LeftRight> 
 struct feature_of<tag::weighted_pot_quantile< LeftRight >>;
 template<typename LeftRight> 
 struct as_weighted_feature<tag::pot_quantile_prob< LeftRight >>;
 template<typename LeftRight> 
 struct feature_of<tag::weighted_pot_quantile_prob< LeftRight >>;
 namespace impl {
 template<typename Sample, typename Impl, typename LeftRight> 
 struct pot_quantile_impl;
 }
 namespace tag {
 template<typename LeftRight> struct pot_quantile;
 template<typename LeftRight> struct pot_quantile_prob;
 template<typename LeftRight> struct weighted_pot_quantile;
 template<typename LeftRight> struct weighted_pot_quantile_prob;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename LeftRight> 
 struct as_feature<tag::pot_tail_mean< LeftRight >(with_threshold_value)>;
 template<typename LeftRight> 
 struct as_feature<tag::pot_tail_mean< LeftRight >(with_threshold_probability)>;
 template<typename LeftRight> 
 struct as_feature<tag::weighted_pot_tail_mean< LeftRight >(with_threshold_value)>;
 template<typename LeftRight> 
 struct as_feature<tag::weighted_pot_tail_mean< LeftRight >(with_threshold_probability)>;
 template<typename LeftRight> 
 struct feature_of<tag::pot_tail_mean< LeftRight >>;
 template<typename LeftRight> 
 struct feature_of<tag::pot_tail_mean_prob< LeftRight >>;
 template<typename LeftRight> 
 struct as_weighted_feature<tag::pot_tail_mean< LeftRight >>;
 template<typename LeftRight> 
 struct feature_of<tag::weighted_pot_tail_mean< LeftRight >>;
 template<typename LeftRight> 
 struct as_weighted_feature<tag::pot_tail_mean_prob< LeftRight >>;
 template<typename LeftRight> 
 struct feature_of<tag::weighted_pot_tail_mean_prob< LeftRight >>;
 namespace impl {
 template<typename Sample, typename Impl, typename LeftRight> 
 struct pot_tail_mean_impl;
 }
 namespace tag {
 template<typename LeftRight> struct pot_tail_mean;
 template<typename LeftRight> struct pot_tail_mean_prob;
 template<typename LeftRight> struct weighted_pot_tail_mean;
 template<typename LeftRight> struct weighted_pot_tail_mean_prob;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<> struct as_weighted_feature<tag::skewness>;
 template<> struct feature_of<tag::weighted_skewness>;
 namespace extract {
 extractor< tag::skewness > const skewness;
 }
 namespace impl {
 template<typename Sample> struct skewness_impl;
 }
 namespace tag {
 struct skewness;
 }
 }
}

Contains the stats<> template.

namespace boost {
 namespace accumulators {
 template<typename Stat1, typename Stat2, ... > struct stats;
 }
}

namespace boost {
 namespace accumulators {
 template<> struct as_weighted_feature<tag::sum>;
 template<> struct feature_of<tag::weighted_sum>;
 template<typename VariateType, typename VariateTag> 
 struct feature_of<tag::sum_of_variates< VariateType, VariateTag >>;
 namespace extract {
 extractor< tag::sum > const sum;
 extractor< tag::sum_of_weights > const sum_of_weights;
 extractor< tag::abstract_sum_of_variates > const sum_of_variates;
 }
 namespace impl {
 template<typename Sample, typename Tag> struct sum_impl;
 }
 namespace tag {
 struct sum;
 struct sum_of_weights;
 template<typename VariateType, typename VariateTag> struct sum_of_variates;
 struct abstract_sum_of_variates;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename T> struct tail_cache_size_named_arg;

 template<> struct tail_cache_size_named_arg<left>;
 template<> struct tail_cache_size_named_arg<right>;
 template<typename LeftRight> struct feature_of<tag::tail< LeftRight >>;
 namespace extract {
 extractor< tag::abstract_tail > const tail;
 }
 namespace impl {
 template<typename Sample, typename LeftRight> struct tail_impl;
 }
 namespace tag {
 template<typename LeftRight> struct tail;
 struct abstract_tail;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename LeftRight> 
 struct feature_of<tag::coherent_tail_mean< LeftRight >>;
 template<typename LeftRight> 
 struct feature_of<tag::non_coherent_tail_mean< LeftRight >>;
 template<typename LeftRight> 
 struct as_weighted_feature<tag::non_coherent_tail_mean< LeftRight >>;
 template<typename LeftRight> 
 struct feature_of<tag::non_coherent_weighted_tail_mean< LeftRight >>;
 namespace extract {
 extractor< tag::abstract_non_coherent_tail_mean > const non_coherent_tail_mean;
 extractor< tag::tail_mean > const coherent_tail_mean;
 }
 namespace impl {
 template<typename Sample, typename LeftRight> 
 struct coherent_tail_mean_impl;
 template<typename Sample, typename LeftRight> 
 struct non_coherent_tail_mean_impl;
 }
 namespace tag {
 template<typename LeftRight> struct coherent_tail_mean;
 template<typename LeftRight> struct non_coherent_tail_mean;
 struct abstract_non_coherent_tail_mean;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename LeftRight> 
 struct feature_of<tag::tail_quantile< LeftRight >>;
 template<typename LeftRight> 
 struct as_weighted_feature<tag::tail_quantile< LeftRight >>;
 template<typename LeftRight> 
 struct feature_of<tag::weighted_tail_quantile< LeftRight >>;
 namespace extract {
 extractor< tag::quantile > const tail_quantile;
 }
 namespace impl {
 template<typename Sample, typename LeftRight> struct tail_quantile_impl;
 }
 namespace tag {
 template<typename LeftRight> struct tail_quantile;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename VariateType, typename VariateTag, typename LeftRight> 
 struct feature_of<tag::tail_variate< VariateType, VariateTag, LeftRight >>;
 template<typename LeftRight> 
 struct feature_of<tag::tail_weights< LeftRight >>;
 namespace extract {
 extractor< tag::abstract_tail_variate > const tail_variate;
 extractor< tag::abstract_tail_weights > const tail_weights;
 }
 namespace impl {
 template<typename VariateType, typename VariateTag, typename LeftRight> 
 struct tail_variate_impl;
 }
 namespace tag {
 template<typename VariateType, typename VariateTag, typename LeftRight> 
 struct tail_variate;
 struct abstract_tail_variate;
 template<typename LeftRight> struct tail_weights;
 struct abstract_tail_weights;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct as_feature<tag::tail_variate_means< LeftRight, VariateType, VariateTag >(absolute)>;
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct as_feature<tag::tail_variate_means< LeftRight, VariateType, VariateTag >(relative)>;
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct feature_of<tag::absolute_tail_variate_means< LeftRight, VariateType, VariateTag >>;
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct feature_of<tag::relative_tail_variate_means< LeftRight, VariateType, VariateTag >>;
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct as_weighted_feature<tag::absolute_tail_variate_means< LeftRight, VariateType, VariateTag >>;
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct feature_of<tag::absolute_weighted_tail_variate_means< LeftRight, VariateType, VariateTag >>;
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct as_weighted_feature<tag::relative_tail_variate_means< LeftRight, VariateType, VariateTag >>;
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct feature_of<tag::relative_weighted_tail_variate_means< LeftRight, VariateType, VariateTag >>;
 namespace extract {
 extractor< tag::abstract_absolute_tail_variate_means > const tail_variate_means;
 extractor< tag::abstract_relative_tail_variate_means > const relative_tail_variate_means;
 }
 namespace impl {
 template<typename Sample, typename Impl, typename LeftRight, 
 typename VariateTag> 
 struct tail_variate_means_impl;
 }
 namespace tag {
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct absolute_tail_variate_means;
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct relative_tail_variate_means;
 struct abstract_absolute_tail_variate_means;
 struct abstract_relative_tail_variate_means;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<> struct as_feature<tag::variance(lazy)>;
 template<> struct as_feature<tag::variance(immediate)>;
 template<> struct feature_of<tag::lazy_variance>;
 template<> struct as_weighted_feature<tag::variance>;
 template<> struct feature_of<tag::weighted_variance>;
 template<> struct as_weighted_feature<tag::lazy_variance>;
 template<> struct feature_of<tag::lazy_weighted_variance>;
 namespace extract {
 extractor< tag::lazy_variance > const lazy_variance;
 extractor< tag::variance > const variance;
 }
 namespace impl {
 template<typename Sample, typename MeanFeature> struct lazy_variance_impl;
 template<typename Sample, typename MeanFeature, typename Tag> 
 struct variance_impl;
 }
 namespace tag {
 struct lazy_variance;
 struct variance;
 }
 }
}

namespace boost {
 namespace accumulators {
 boost::parameter::keyword< tag::covariate1 > const covariate1;
 boost::parameter::keyword< tag::covariate2 > const covariate2;
 namespace tag {
 struct covariate1;
 struct covariate2;
 }
 }
}

namespace boost {
 namespace accumulators {
 namespace extract {
 extractor< tag::abstract_covariance > const weighted_covariance;
 }
 namespace impl {
 template<typename Sample, typename Weight, typename VariateType, 
 typename VariateTag> 
 struct weighted_covariance_impl;
 }
 namespace tag {
 template<typename VariateType, typename VariateTag> 
 struct weighted_covariance;
 }
 }
}

namespace boost {
 namespace accumulators {
 namespace extract {
 extractor< tag::density > const weighted_density;
 }
 namespace impl {
 template<typename Sample, typename Weight> struct weighted_density_impl;
 }
 namespace tag {
 struct weighted_density;
 }
 }
}

namespace boost {
 namespace accumulators {
 namespace extract {
 extractor< tag::weighted_extended_p_square > const weighted_extended_p_square;
 }
 namespace impl {
 template<typename Sample, typename Weight> 
 struct weighted_extended_p_square_impl;
 }
 namespace tag {
 struct weighted_extended_p_square;
 }
 }
}

namespace boost {
 namespace accumulators {
 namespace extract {
 extractor< tag::weighted_kurtosis > const weighted_kurtosis;
 }
 namespace impl {
 template<typename Sample, typename Weight> struct weighted_kurtosis_impl;
 }
 namespace tag {
 struct weighted_kurtosis;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<> struct as_feature<tag::weighted_mean(lazy)>;
 template<> struct as_feature<tag::weighted_mean(immediate)>;
 template<typename VariateType, typename VariateTag> 
 struct as_feature<tag::weighted_mean_of_variates< VariateType, VariateTag >(lazy)>;
 template<typename VariateType, typename VariateTag> 
 struct as_feature<tag::weighted_mean_of_variates< VariateType, VariateTag >(immediate)>;
 namespace extract {
 extractor< tag::mean > const weighted_mean;
 }
 namespace impl {
 template<typename Sample, typename Weight, typename Tag> 
 struct weighted_mean_impl;
 template<typename Sample, typename Weight, typename Tag> 
 struct immediate_weighted_mean_impl;
 }
 namespace tag {
 struct weighted_mean;
 struct immediate_weighted_mean;
 template<typename VariateType, typename VariateTag> 
 struct weighted_mean_of_variates;
 template<typename VariateType, typename VariateTag> 
 struct immediate_weighted_mean_of_variates;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<> struct as_feature<tag::weighted_median(with_p_square_quantile)>;
 template<> struct as_feature<tag::weighted_median(with_density)>;
 template<> 
 struct as_feature<tag::weighted_median(with_p_square_cumulative_distribution)>;
 namespace extract {
 extractor< tag::median > const weighted_median;
 }
 namespace impl {
 template<typename Sample> struct weighted_median_impl;
 template<typename Sample> struct with_density_weighted_median_impl;
 template<typename Sample, typename Weight> 
 struct with_p_square_cumulative_distribution_weighted_median_impl;
 }
 namespace tag {
 struct weighted_median;
 struct with_density_weighted_median;
 struct with_p_square_cumulative_distribution_weighted_median;
 }
 }
}

namespace boost {
 namespace accumulators {
 namespace extract {
 }
 namespace impl {
 template<typename N, typename Sample, typename Weight> 
 struct weighted_moment_impl;
 }
 namespace tag {
 template<int N> struct weighted_moment;
 }
 }
}

namespace boost {
 namespace accumulators {
 namespace extract {
 extractor< tag::weighted_p_square_cumulative_distribution > const weighted_p_square_cumulative_distribution;
 }
 namespace impl {
 template<typename Sample, typename Weight> 
 struct weighted_p_square_cumulative_distribution_impl;
 }
 namespace tag {
 struct weighted_p_square_cumulative_distribution;
 }
 }
}

namespace boost {
 namespace accumulators {
 namespace extract {
 extractor< tag::weighted_p_square_quantile > const weighted_p_square_quantile;
 extractor< tag::weighted_p_square_quantile_for_median > const weighted_p_square_quantile_for_median;
 }
 namespace impl {
 template<typename Sample, typename Weight, typename Impl> 
 struct weighted_p_square_quantile_impl;
 }
 namespace tag {
 struct weighted_p_square_quantile;
 struct weighted_p_square_quantile_for_median;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename LeftRight> 
 struct as_feature<tag::weighted_peaks_over_threshold< LeftRight >(with_threshold_value)>;
 template<typename LeftRight> 
 struct as_feature<tag::weighted_peaks_over_threshold< LeftRight >(with_threshold_probability)>;
 namespace extract {
 extractor< tag::abstract_peaks_over_threshold > const weighted_peaks_over_threshold;
 }
 namespace impl {
 template<typename Sample, typename Weight, typename LeftRight> 
 struct weighted_peaks_over_threshold_impl;
 template<typename Sample, typename Weight, typename LeftRight> 
 struct weighted_peaks_over_threshold_prob_impl;
 }
 namespace tag {
 template<typename LeftRight> struct weighted_peaks_over_threshold;
 template<typename LeftRight> struct weighted_peaks_over_threshold_prob;
 }
 }
}

namespace boost {
 namespace accumulators {
 namespace extract {
 extractor< tag::weighted_skewness > const weighted_skewness;
 }
 namespace impl {
 template<typename Sample, typename Weight> struct weighted_skewness_impl;
 }
 namespace tag {
 struct weighted_skewness;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename VariateType, typename VariateTag> 
 struct feature_of<tag::weighted_sum_of_variates< VariateType, VariateTag >>;
 namespace extract {
 extractor< tag::weighted_sum > const weighted_sum;
 extractor< tag::abstract_weighted_sum_of_variates > const weighted_sum_of_variates;
 }
 namespace impl {
 template<typename Sample, typename Weight, typename Tag> 
 struct weighted_sum_impl;
 }
 namespace tag {
 struct weighted_sum;
 template<typename VariateType, typename VariateTag> 
 struct weighted_sum_of_variates;
 struct abstract_weighted_sum_of_variates;
 }
 }
}

namespace boost {
 namespace accumulators {
 namespace extract {
 extractor< tag::abstract_non_coherent_tail_mean > const non_coherent_weighted_tail_mean;
 }
 namespace impl {
 template<typename Sample, typename Weight, typename LeftRight> 
 struct non_coherent_weighted_tail_mean_impl;
 }
 namespace tag {
 template<typename LeftRight> struct non_coherent_weighted_tail_mean;
 }
 }
}

namespace boost {
 namespace accumulators {
 namespace extract {
 extractor< tag::quantile > const weighted_tail_quantile;
 }
 namespace impl {
 template<typename Sample, typename Weight, typename LeftRight> 
 struct weighted_tail_quantile_impl;
 }
 namespace tag {
 template<typename LeftRight> struct weighted_tail_quantile;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct as_feature<tag::weighted_tail_variate_means< LeftRight, VariateType, VariateTag >(absolute)>;
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct as_feature<tag::weighted_tail_variate_means< LeftRight, VariateType, VariateTag >(relative)>;
 namespace extract {
 extractor< tag::abstract_absolute_tail_variate_means > const weighted_tail_variate_means;
 extractor< tag::abstract_relative_tail_variate_means > const relative_weighted_tail_variate_means;
 }
 namespace impl {
 template<typename Sample, typename Weight, typename Impl, 
 typename LeftRight, typename VariateType> 
 struct weighted_tail_variate_means_impl;
 }
 namespace tag {
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct absolute_weighted_tail_variate_means;
 template<typename LeftRight, typename VariateType, typename VariateTag> 
 struct relative_weighted_tail_variate_means;
 }
 }
 namespace numeric {
 namespace functional {
 template<typename T, typename U> struct multiply_and_promote_to_double;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<> struct as_feature<tag::weighted_variance(lazy)>;
 template<> struct as_feature<tag::weighted_variance(immediate)>;
 namespace extract {
 extractor< tag::lazy_weighted_variance > const lazy_weighted_variance;
 extractor< tag::weighted_variance > const weighted_variance;
 }
 namespace impl {
 template<typename Sample, typename Weight, typename MeanFeature> 
 struct lazy_weighted_variance_impl;
 template<typename Sample, typename Weight, typename MeanFeature, 
 typename Tag> 
 struct weighted_variance_impl;
 }
 namespace tag {
 struct lazy_weighted_variance;
 struct weighted_variance;
 }
 }
}

namespace boost {
 namespace accumulators {
 template<typename Feature1, typename Feature2, ... > struct with_error;
 }
}

namespace boost {
 namespace accumulators {
 struct lazy;
 struct immediate;
 struct right;
 struct left;
 struct absolute;
 struct relative;
 struct with_density;
 struct with_p_square_cumulative_distribution;
 struct with_p_square_quantile;
 struct with_threshold_value;
 struct with_threshold_probability;
 struct weighted;
 struct unweighted;
 struct linear;
 struct quadratic;
 struct regular;
 struct for_median;
 namespace extract {
 extractor< tag::quantile > const quantile;
 extractor< tag::tail_mean > const tail_mean;
 }
 namespace impl {
 }
 namespace tag {
 struct quantile;
 struct tail_mean;
 }
 }
}

namespace boost {
 namespace numeric {
 template<typename T> struct default_;
 template<typename T> struct one;
 template<typename T> struct zero;
 template<typename T> struct one_or_default;
 template<typename T> struct zero_or_default;

 static op::plus const & plus;
 static op::minus const & minus;
 static op::multiplies const & multiplies;
 static op::divides const & divides;
 static op::modulus const & modulus;
 static op::greater const & greater;
 static op::greater_equal const & greater_equal;
 static op::less const & less;
 static op::less_equal const & less_equal;
 static op::equal_to const & equal_to;
 static op::not_equal_to const & not_equal_to;
 static op::assign const & assign;
 static op::plus_assign const & plus_assign;
 static op::minus_assign const & minus_assign;
 static op::multiplies_assign const & multiplies_assign;
 static op::divides_assign const & divides_assign;
 static op::modulus_assign const & modulus_assign;
 static op::unary_plus const & unary_plus;
 static op::unary_minus const & unary_minus;
 static op::complement const & complement;
 static op::logical_not const & logical_not;
 static op::min_assign const & min_assign;
 static op::max_assign const & max_assign;
 static op::average const & average;
 static op::as_min const & as_min;
 static op::as_max const & as_max;
 static op::as_zero const & as_zero;
 static op::as_one const & as_one;
 template<typename To, typename From> 
 lazy_disable_if< is_const< From >, mpl::if_< is_same< To, From >, To &, To > >::type 
 promote(From & from);
 template<typename To, typename From> 
 mpl::if_< is_same< To const, From const >, To const &, To const >::type 
 promote(From const & from);
 namespace functional {
 template<typename Left, typename Right> struct left_ref;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct plus_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct plus;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct minus_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct minus;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct multiplies_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct multiplies;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct divides_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct divides;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct modulus_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct modulus;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct greater_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct greater;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct greater_equal_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct greater_equal;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct less_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct less;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct less_equal_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct less_equal;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct equal_to_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct equal_to;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct not_equal_to_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct not_equal_to;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct assign_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct assign;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct plus_assign_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct plus_assign;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct minus_assign_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct minus_assign;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct multiplies_assign_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct multiplies_assign;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct divides_assign_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct divides_assign;
 template<typename Left, typename Right, typename EnableIf = void> 
 struct modulus_assign_base;
 template<typename Left, typename Right, 
 typename LeftTag = typename tag<Left>::type, 
 typename RightTag = typename tag<Right>::type> 
 struct modulus_assign;
 template<typename Arg, typename EnableIf = void> struct unary_plus_base;
 template<typename Arg, typename Tag = typename tag<Arg>::type> 
 struct unary_plus;
 template<typename Arg, typename EnableIf = void> struct unary_minus_base;
 template<typename Arg, typename Tag = typename tag<Arg>::type> 
 struct unary_minus;
 template<typename Arg, typename EnableIf = void> struct complement_base;
 template<typename Arg, typename Tag = typename tag<Arg>::type> 
 struct complement;
 template<typename Arg, typename EnableIf = void> struct logical_not_base;
 template<typename Arg, typename Tag = typename tag<Arg>::type> 
 struct logical_not;
 template<typename Left, typename Right, typename EnableIf> 
 struct min_assign_base;
 template<typename Left, typename Right, typename EnableIf> 
 struct max_assign_base;
 template<typename Left, typename Right, typename EnableIf> 
 struct average_base;

 template<typename Left, typename Right> 
 struct average_base<Left, Right, typename enable_if< are_integral< Left, Right > >::type>;

 template<typename To, typename From, typename EnableIf> struct promote_base;

 template<typename ToFrom> struct promote_base<ToFrom, ToFrom, void>;

 template<typename Arg, typename EnableIf> struct as_min_base;

 template<typename Arg> 
 struct as_min_base<Arg, typename enable_if< is_floating_point< Arg > >::type>;

 template<typename Arg, typename EnableIf> struct as_max_base;
 template<typename Arg, typename EnableIf> struct as_zero_base;
 template<typename Arg, typename EnableIf> struct as_one_base;
 template<typename To, typename From, typename ToTag, typename FromTag> 
 struct promote;
 template<typename Left, typename Right, typename LeftTag, 
 typename RightTag> 
 struct min_assign;
 template<typename Left, typename Right, typename LeftTag, 
 typename RightTag> 
 struct max_assign;
 template<typename Left, typename Right, typename LeftTag, 
 typename RightTag> 
 struct average;
 template<typename Arg, typename Tag> struct as_min;
 template<typename Arg, typename Tag> struct as_max;
 template<typename Arg, typename Tag> struct as_zero;
 template<typename Arg, typename Tag> struct as_one;
 }
 namespace op {
 struct plus;
 struct minus;
 struct multiplies;
 struct divides;
 struct modulus;
 struct greater;
 struct greater_equal;
 struct less;
 struct less_equal;
 struct equal_to;
 struct not_equal_to;
 struct assign;
 struct plus_assign;
 struct minus_assign;
 struct multiplies_assign;
 struct divides_assign;
 struct modulus_assign;
 struct unary_plus;
 struct unary_minus;
 struct complement;
 struct logical_not;
 template<typename To> struct promote;
 struct min_assign;
 struct max_assign;
 struct average;
 struct as_min;
 struct as_max;
 struct as_zero;
 struct as_one;
 }
 }
}

namespace boost {
 namespace numeric {
 namespace operators {
 template<typename T, typename U> 
 disable_if< mpl::or_< is_same< T, U >, is_same< std::complex< T >, U > >, std::complex< T > >::type 
 operator*(std::complex< T > ri, U const & u);
 template<typename T, typename U> 
 disable_if< mpl::or_< is_same< T, U >, is_same< std::complex< T >, U > >, std::complex< T > >::type 
 operator/(std::complex< T > ri, U const & u);
 }
 }
}

namespace boost {
 namespace numeric {
 namespace functional {
 template<typename T> struct tag<std::valarray< T >>;
 template<typename Left, typename Right> 
 struct min_assign<Left, Right, std_valarray_tag, std_valarray_tag>;
 template<typename Left, typename Right> 
 struct max_assign<Left, Right, std_valarray_tag, std_valarray_tag>;
 template<typename Left, typename Right, typename RightTag> 
 struct average<Left, Right, std_valarray_tag, RightTag>;
 template<typename To, typename From> 
 struct promote<To, From, std_valarray_tag, std_valarray_tag>;
 template<typename ToFrom> 
 struct promote<ToFrom, ToFrom, std_valarray_tag, std_valarray_tag>;
 template<typename From> struct promote<bool, From, void, std_valarray_tag>;
 template<typename From> 
 struct promote<bool const, From, void, std_valarray_tag>;
 template<typename T> struct as_min<T, std_valarray_tag>;
 template<typename T> struct as_max<T, std_valarray_tag>;
 template<typename T> struct as_zero<T, std_valarray_tag>;
 template<typename T> struct as_one<T, std_valarray_tag>;
 }
 namespace operators {
 template<typename Left, typename Right> 
 enable_if< mpl::and_< is_scalar< Right >, mpl::not_< is_same< Left, Right > > >, std::valarray< typename functional::divides< Left, Right >::result_type > >::type 
 operator/(std::valarray< Left > const & left, Right const & right);
 template<typename Left, typename Right> 
 enable_if< mpl::and_< is_scalar< Right >, mpl::not_< is_same< Left, Right > > >, std::valarray< typename functional::multiplies< Left, Right >::result_type > >::type 
 operator*(std::valarray< Left > const & left, Right const & right);
 template<typename Left, typename Right> 
 disable_if< is_same< Left, Right >, std::valarray< typename functional::plus< Left, Right >::result_type > >::type 
 operator+(std::valarray< Left > const & left, 
 std::valarray< Right > const & right);
 }
 }
}

namespace boost {
 namespace numeric {
 namespace functional {
 template<typename T, typename Al> struct tag<std::vector< T, Al >>;
 template<typename Left, typename Right> 
 struct min_assign<Left, Right, std_vector_tag, std_vector_tag>;
 template<typename Left, typename Right> 
 struct max_assign<Left, Right, std_vector_tag, std_vector_tag>;
 template<typename Left, typename Right> 
 struct average<Left, Right, std_vector_tag, void>;
 template<typename To, typename From> 
 struct promote<To, From, std_vector_tag, std_vector_tag>;
 template<typename ToFrom> 
 struct promote<ToFrom, ToFrom, std_vector_tag, std_vector_tag>;
 template<typename T> struct as_min<T, std_vector_tag>;
 template<typename T> struct as_max<T, std_vector_tag>;
 template<typename T> struct as_zero<T, std_vector_tag>;
 template<typename T> struct as_one<T, std_vector_tag>;
 }
 namespace operators {
 template<typename Left, typename Right> 
 enable_if< is_scalar< Right >, std::vector< typename functional::divides< Left, Right >::result_type > >::type 
 operator/(std::vector< Left > const & left, Right const & right);
 template<typename Left, typename Right> 
 std::vector< typename functional::divides< Left, Right >::result_type > 
 operator/(std::vector< Left > const & left, 
 std::vector< Right > const & right);
 template<typename Left, typename Right> 
 enable_if< is_scalar< Right >, std::vector< typename functional::multiplies< Left, Right >::result_type > >::type 
 operator*(std::vector< Left > const & left, Right const & right);
 template<typename Left, typename Right> 
 enable_if< is_scalar< Left >, std::vector< typename functional::multiplies< Left, Right >::result_type > >::type 
 operator*(Left const & left, std::vector< Right > const & right);
 template<typename Left, typename Right> 
 std::vector< typename functional::multiplies< Left, Right >::result_type > 
 operator*(std::vector< Left > const & left, 
 std::vector< Right > const & right);
 template<typename Left, typename Right> 
 std::vector< typename functional::plus< Left, Right >::result_type > 
 operator+(std::vector< Left > const & left, 
 std::vector< Right > const & right);
 template<typename Left, typename Right> 
 std::vector< typename functional::minus< Left, Right >::result_type > 
 operator-(std::vector< Left > const & left, 
 std::vector< Right > const & right);
 template<typename Left> 
 std::vector< Left > & 
 operator+=(std::vector< Left > & left, 
 std::vector< Left > const & right);
 template<typename Arg> 
 std::vector< typename functional::unary_minus< Arg >::result_type > 
 operator-(std::vector< Arg > const & arg);
 }
 }
}