acosh¶ Syntax¶ acosh(x) Parameters¶ x a numeric expression. Returns¶ The inverse hyperbolic cosine of x. The result is in the range [0, ∞]. Description¶ This action calculates the inverse hyperbolic cosine of the given value. Examples¶ my_numeric = acosh(some_number) See Also¶ acos acosh asin asinh atan.md atan2 atanh cos cosh sin sinh tan tanh