## 9.3.28 COSD (X)

Description: | Produces the cosine of X.
Class: | Elemental function; Generic
Arguments: | X must be of type real. It must be in degrees and is treated as modulo 360.
Results: | The result type is the same as X.

Specific Name | Argument Type | Result Type
--- | --- | ---
COSD | REAL(4) | REAL(4)
DCOSD | REAL(8) | REAL(8)
QCOSD | REAL(16) | REAL(16)

Examples

COSD (2.0) has the value 0.9993908.

COSD (30.4) has the value 0.8625137.

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