Standard C++ Library Reference ISO/IEC (VERSION3)

valarray<Ty> tan(const valarray<Ty>& left);
template<class Ty>
valarray<Ty> tanh(const valarray<Ty>& left);
};
abs
template<class Ty>
valarray<Ty> abs(const valarray<Ty>& left);
The template function returns an object of class valarray<Ty>, each of whose elements I is the absolute
value of left[I].
acos
template<class Ty>
valarray<Ty> acos(const valarray<Ty>& left);
The template function returns an object of class valarray<Ty>, each of whose elements I is the arccosine
of left[I].
asin
template<class Ty>
valarray<Ty> asin(const valarray<Ty>& left);
The template function returns an object of class valarray<Ty>, each of whose elements I is the arcsine
of left[I].
atan
template<class Ty>
valarray<Ty> atan(const valarray<Ty>& left);
The template function returns an object of class valarray<Ty>, each of whose elements I is the
arctangent of left[I].
atan2
template<class Ty>
valarray<Ty> atan2(const valarray<Ty>& left,
const valarray<Ty>& right);
template<class Ty>
valarray<Ty> atan2(const valarray<Ty> left, const Ty& right);
template<class Ty>
valarray<Ty> atan2(const Ty& left, const valarray<Ty>& right);
The first template function returns an object of class valarray<Ty>, each of whose elements I is the