Intel® Fortran Compiler 17.0 Developer Guide and Reference

ATAND

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

result = ATAND (x)

x

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

Results

The result type and kind is the same as x and is expressed in degrees.

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.