Function acosh

Calculate the hyperbolic arccos of a value, defined as acosh(x) = ln(sqrt(x^2 - 1) + x).

For matrices, the function is evaluated element wise.

Syntax

acosh(x)

Parameters

Parameter Type Description
x number | Complex | Unit | Array | Matrix Function input

Returns

Type Description
number | Complex | Array | Matrix Hyperbolic arccosine of x

Examples

acosh(1.5);       // returns 0.9624236501192069

See also

cosh, asinh, atanh