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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 import java.util.Locale;
     18 
     19 public class Main {
     20   public static void main(String args[]) {
     21     for (int i = 0; i <= 360; i += 45) {
     22       double d = i * (Math.PI / 180.0);
     23       System.out.println("Math.sin(" + d + ") = "
     24           + String.format(Locale.US, "%.12f", Math.sin(d)));
     25 
     26       System.out.println("Math.sinh(" + d + ") = "
     27           + String.format(Locale.US, "%.12f", Math.sinh(d)));
     28       System.out.println("Math.asin(" + d + ") = "
     29           + String.format(Locale.US, "%.12f", Math.asin(d)));
     30       System.out.println("Math.cos(" + d + ") = "
     31           + String.format(Locale.US, "%.12f", Math.cos(d)));
     32       System.out.println("Math.cosh(" + d + ") = "
     33           + String.format(Locale.US, "%.12f", Math.cosh(d)));
     34       System.out.println("Math.acos(" + d + ") = "
     35           + String.format(Locale.US, "%.12f", Math.acos(d)));
     36       if ((i + 90) % 180 != 0) {
     37         System.out.println("Math.tan(" + d + ") = "
     38             + String.format(Locale.US, "%.12f", Math.tan(d)));
     39       }
     40       System.out.println("Math.tanh(" + d + ") = "
     41           + String.format(Locale.US, "%.12f", Math.tanh(d)));
     42       System.out.println("Math.atan(" + d + ") = "
     43           + String.format(Locale.US, "%.12f", Math.atan(d)));
     44       System.out.println("Math.atan2(" + d + ", " + (d + 1.0) + ") = "
     45           + String.format(Locale.US, "%.12f", Math.atan2(d, d + 1.0)));
     46     }
     47 
     48     for (int j = -3; j <= 3; j++) {
     49       double e = (double) j;
     50       System.out.println("Math.cbrt(" + e + ") = "
     51           + String.format(Locale.US, "%.12f", Math.cbrt(e)));
     52       System.out.println("Math.log(" + e + ") = "
     53           + String.format(Locale.US, "%.12f", Math.log(e)));
     54       System.out.println("Math.log10(" + e + ") = "
     55           + String.format(Locale.US, "%.12f", Math.log10(e)));
     56       System.out.println("Math.log1p(" + e + ") = "
     57           + String.format(Locale.US, "%.12f", Math.log1p(e)));
     58       System.out.println("Math.exp(" + e + ") = "
     59           + String.format(Locale.US, "%.12f", Math.exp(e)));
     60       System.out.println("Math.expm1(" + e + ") = "
     61           + String.format(Locale.US, "%.12f", Math.expm1(e)));
     62       System.out.println("Math.pow(" + e + ", " + (e + 1.0) + ") = "
     63           + String.format(Locale.US, "%.12f", Math.pow(e, e + 1.0)));
     64       System.out.println("Math.hypot(" + e + ", " + (e + 1.0) + ") = "
     65           + String.format(Locale.US, "%.12f", Math.hypot(e, e + 1.0)));
     66     }
     67 
     68     System.out.println("Math.ceil(0.0001) = "
     69         + String.format(Locale.US, "%.12f", Math.ceil(0.0001)));
     70     System.out.println("Math.floor(0.0001) = "
     71         + String.format(Locale.US, "%.12f", Math.floor(0.0001)));
     72     System.out.println("Math.nextAfter(1.0, 2.0) = "
     73         + String.format(Locale.US, "%.12f", Math.nextAfter(1.0, 2.0)));
     74     System.out.println("Math.nextAfter(2.0, 1.0) = "
     75         + String.format(Locale.US, "%.12f", Math.nextAfter(2.0, 1.0)));
     76     System.out.println("Math.rint(0.5000001) = "
     77         + String.format(Locale.US, "%.12f", Math.rint(0.5000001)));
     78 
     79     for (int i = 0; i <= 360; i += 45) {
     80       double d = i * (StrictMath.PI / 180.0);
     81       System.out.println("StrictMath.sin(" + d + ") = " + StrictMath.sin(d));
     82       System.out.println("StrictMath.sinh(" + d + ") = " + StrictMath.sinh(d));
     83       System.out.println("StrictMath.asin(" + d + ") = " + StrictMath.asin(d));
     84       System.out.println("StrictMath.cos(" + d + ") = " + StrictMath.cos(d));
     85       System.out.println("StrictMath.cosh(" + d + ") = " + StrictMath.cosh(d));
     86       System.out.println("StrictMath.acos(" + d + ") = " + StrictMath.acos(d));
     87       System.out.println("StrictMath.tan(" + d + ") = " + StrictMath.tan(d));
     88       System.out.println("StrictMath.tanh(" + d + ") = " + StrictMath.tanh(d));
     89       System.out.println("StrictMath.atan(" + d + ") = " + StrictMath.atan(d));
     90       System.out.println("StrictMath.atan2(" + d + ", " + (d + 1.0) + ") = "
     91           + StrictMath.atan2(d, d + 1.0));
     92     }
     93 
     94     for (int j = -3; j <= 3; j++) {
     95       double e = (double) j;
     96       System.out.println("StrictMath.cbrt(" + e + ") = " + StrictMath.cbrt(e));
     97       System.out.println("StrictMath.log(" + e + ") = " + StrictMath.log(e));
     98       System.out.println("StrictMath.log10(" + e + ") = " + StrictMath.log10(e));
     99       System.out.println("StrictMath.log1p(" + e + ") = " + StrictMath.log1p(e));
    100       System.out.println("StrictMath.exp(" + e + ") = " + StrictMath.exp(e));
    101       System.out.println("StrictMath.expm1(" + e + ") = " + StrictMath.expm1(e));
    102       System.out.println("StrictMath.pow(" + e + ", " + (e + 1.0) + ") = "
    103           + StrictMath.pow(e, e + 1.0));
    104       System.out.println("StrictMath.hypot(" + e + ", " + (e + 1.0) + ") = "
    105           + StrictMath.hypot(e, e + 1.0));
    106     }
    107 
    108     System.out.println("StrictMath.ceil(0.0001) = " + StrictMath.ceil(0.0001));
    109     System.out.println("StrictMath.floor(0.0001) = " + StrictMath.floor(0.0001));
    110     System.out.println("StrictMath.nextAfter(1.0, 2.0) = " + StrictMath.nextAfter(1.0, 2.0));
    111     System.out.println("StrictMath.rint(0.5000001) = " + StrictMath.rint(0.5000001));
    112   }
    113 
    114 }
    115