Listing 2: The header <numeric>

// numeric standard header
#ifndef _NUMERIC_
#define _NUMERIC_
///namespace std {
template<class InIt, class T>
    T accumulate(InIt first, InIt last, T val);
template<class InIt, class T, class Binop>
    T accumulate(InIt first, InIt last, T val, Binop binop);
template<class InIt1, class InIt2, class T>
    T inner_product(InIt1 first, InIt1 last, InIt2 x, T val);
template<class InIt1, class InIt2, class T,
    class Binop1, class Binop2>
    T inner_product(InIt1 first, InIt1 last, InIt2 x, T val,
        Binop1 binop1, Binop2 binop2);
template<class InIt, class OutIt>
    OutIt partial_sum(InIt first, InIt last, OutIt x);
template<class InIt, class OutIt, class T>
    OutIt _Partial_sum(InIt first, InIt last, OutIt x, T *);
template<class InIt, class OutIt, class Binop>
    OutIt partial_sum(InIt first, InIt last, OutIt x, Binop binop);
template<class InIt, class OutIt, class Binop, class T>
    OutIt _Partial_sum(InIt first, InIt last,
        OutIt x, Binop binop, T *);
template<class InIt, class OutIt>
    OutIt adjacent_difference(InIt first, InIt last, OutIt x);
template<class InIt, class OutIt, class T>
    OutIt _Adjacent_difference(InIt first, InIt last,
        OutIt x, T *);
template<class InIt, class OutIt, class Binop>
    OutIt adjacent_difference(InIt first, InIt last, OutIt x,
        Binop binop);
template<class InIt, class OutIt, class Binop, class T>
    OutIt _Adjacent_difference(InIt first, InIt last, OutIt x,
        Binop binop, T *);
///};    // end of namespace std
#endif /* _NUMERIC_ */
/* End of File */