Function acosh

samples/common/half.h:3400–3403

Hyperbolic area cosine. \param arg function argument \return area cosine value of \a arg template typename enable ::type acosh(T arg) { return functions::acosh(arg); }

/// \return area cosine value of \a arg
//		template<typename T> typename enable<expr,T>::type acosh(T arg) { return functions::acosh(arg); }
inline expr acosh(half arg)
{
    return functions::acosh(arg);
}
inline expr acosh(expr arg)
{
    return functions::acosh(arg);