Intel® Fortran Compiler 16.0 User and Reference Guide

ASIN

Elemental Intrinsic Function (Generic): Produces the arcsine of an argument.

result = ASIN (x)

x

(Input) Must be of type real. The | x | must be less than or equal to 1.

Results

The result type and kind is the same as x and is expressed in radians. The value lies in the range -pi/2 to pi/2.

Specific Name

Argument Type

Result Type

ASIN

REAL(4)

REAL(4)

DASIN

REAL(8)

REAL(8)

QASIN

REAL(16)

REAL(16)

Example

ASIN (0.79345021) has the value 0.9164571.