java.lang.Math.asin(double a)

package com.codingdict;



import java.lang.*;



public class MathDemo {



   public static void main(String[] args) {



      // get a variable x which is equal to PI/2

      double x = Math.PI / 2;



      // convert x to radians

      x = Math.toRadians(x);



      // get the arc sine of x

      System.out.println("Math.asin(" + x + ")=" + Math.asin(x));

   }

}