ASIN(X)

Purpose

Arcsine (inverse sine) function.

Class

Elemental function

Argument type and attributes

X
must be of type real. Its value must satisfy the inequality |X| <= 1.

Result type and attributes

Same as X.

Result value

Examples

ASIN (1.0) approximates PI/2.

Specific Name Argument Type Result Type Pass As Arg?
ASIN default real default real yes
DASIN double precision real double precision real yes
QASIN  1  REAL(16) REAL(16) yes
QARSIN  1  REAL(16) REAL(16) yes
Notes:
  1. IBM Extension.