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/* From http://java.sun.com/docs/books/tutorial/index.html */
public class TrigonometricDemo {
public static void main(String[] args) {
double degrees = 45.0;
double radians = Math.toRadians(degrees);
System.out.println("The value of pi is " + Math.PI);
System.out.println("The sine of " + degrees + " is "
+ Math.sin(radians));
System.out.println("The cosine of " + degrees + " is "
+ Math.cos(radians));
System.out.println("The tangent of " + degrees + " is "
+ Math.tan(radians));
System.out.println("The arc sine of " + Math.sin(radians) + " is "
+ Math.toDegrees(Math.asin(Math.sin(radians))) + " degrees");
System.out.println("The arc cosine of " + Math.cos(radians) + " is "
+ Math.toDegrees(Math.acos(Math.cos(radians))) + " degrees");
System.out.println("The arc tangent of " + Math.tan(radians) + " is "
+ Math.toDegrees(Math.atan(Math.tan(radians))) + " degrees");
}
}
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