The inverse hyperbolic cosine of the argument.

Syntax

c = Acosh(m)

Arguments

Name

Description

m

A real or complex scalar, vector or matrix.

Output

Name

Description

c

The inverse hyperbolic cosine of each entry in radians.

Example

Find the inverse hyperbolic cosine of elements in a matrix.

Syntax

C = Acosh([0.1,0.2;0.3,0.4])

Result

C = 0 + 1.47i  0 + 1.37i

   0 + 1.27i  0 + 1.16i

Comments

Real arguments >= 1 produce real results.

See Also:

Asinh

Atanh

Cosh

Sinh

Tanh