ACOSH

Elemental Intrinsic Function (Generic): Produces the hyperbolic arccosine of x.

Syntax

result = ACOSH (x)

x

(Input) Must be of type real and must be greater than or equal to 1.

Results

The result type and kind is the same as x.

Specific Name

Argument Type

Result Type

ACOSH

REAL(4)

REAL(4)

DACOSH

REAL(8)

REAL(8)

QACOSH

REAL(16)

REAL(16)

Example

ACOSH (1.0) has the value 0.0.

ACOSH (180.0) has the value 5.8861.


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