Java Math.asin() method

The java.lang.Math.asin() is used to calculate the trigonometric Arc Sine of an angle. Arc Sine is also called as inverse of a Sine. This method returns the values between -Π / 2 and Π /2.

Syntax

Parameter

Return

• If the argument is positive or negative number, this method will return the Arc Sine value.
• If the argument is NaN or outside the range -1 and 1, this method will return NaN.
• If the argument is zero, this method will return zero with the same sign as the argument.

Example 1

Output:

1.5707963267948966

Example 2

Output:

-1.5707963267948966

Example 3

Output:

NaN

Example 4

Output:

NaN

Example 5

Output:

0.054858647341251204