/******************************************************************************
 * This program computes various expressions using math functions.
 * 
 * Copyright © 2020 Richard Lesh.  All rights reserved.
 *****************************************************************************/

import org.pureprogrammer.Utils;

public class Expressions {

    public static void main(String[] args) {
        System.out.println(Utils.join("", "\ud835\udf11: ", (1. + Math.sqrt(5.)) / 2.));
        System.out.println(Utils.join("", "\u221A2: ", Math.sqrt(2.0)));
        System.out.println(Utils.join("", "cos(π/4): ", Math.cos(Math.PI / 4.)));
        System.out.println(Utils.join("", "log\u2082 13: ", Math.log(13.) / Math.log(2.)));
        System.out.println(Utils.join("", "ln ℯ: ", Math.log(Math.E)));
    }
}