# ATAND

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

result = ATAND (x)

x | (Input) Must be of type real.

## Results

The result type and kind are the same as x and are expressed in degrees between ±90°.

Specific Name | Argument Type | Result Type
--- | --- | ---
ATAND | REAL(4) | REAL(4)
DATAND | REAL(8) | REAL(8)
QATAND | REAL(16) | REAL(16)

## Example

ATAND (0.0874679) has the value 4.998819.

Parent topic: A to B