Trigonometric Demo : Double « Data Type « Java Tutorial






/*
 * Copyright (c) 1995 - 2008 Sun Microsystems, Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   - Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   - Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 *   - Neither the name of Sun Microsystems nor the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

public class TrigonometricDemo {
  public static void main(String[] args) {
    double degrees = 45.0;
    double radians = Math.toRadians(degrees);

    System.out.format("The value of pi is %.4f%n", Math.PI);
    System.out.format("The sine of %.1f degrees is %.4f%n", degrees, Math
        .sin(radians));
    System.out.format("The cosine of %.1f degrees is %.4f%n", degrees, Math
        .cos(radians));
    System.out.format("The tangent of %.1f degrees is %.4f%n", degrees, Math
        .tan(radians));
    System.out.format("The arcsine of %.4f is %.4f degrees %n", Math
        .sin(radians), Math.toDegrees(Math.asin(Math.sin(radians))));
    System.out.format("The arccosine of %.4f is %.4f degrees %n", Math
        .cos(radians), Math.toDegrees(Math.acos(Math.cos(radians))));
    System.out.format("The arctangent of %.4f is %.4f degrees %n", Math
        .tan(radians), Math.toDegrees(Math.atan(Math.tan(radians))));

  }
}








2.12.Double
2.12.1.Java double: double is 64 bit double precision type and used when fractional precision calculation is required.
2.12.2.How to declare floating-point variables: double
2.12.3.Create a Double object using one of the below given constructors
2.12.4.Use Double constructor to convert double primitive type to a Double object.
2.12.5.Double value
2.12.6.Demonstrate isInfinite() and isNaN()
2.12.7.Java Double isInfinite
2.12.8.Convert double value to string and check the position of dot
2.12.9.Java Double isNaN method
2.12.10.Java Double compare example
2.12.11.Format double with System.out.format
2.12.12.Trigonometric Demo
2.12.13.Decimal Format
2.12.14.Min and Max values of data type double
2.12.15.Convert java Double to numeric primitive data types
2.12.16.Convert Java String to Double
2.12.17.Convert from double to String
2.12.18.Convert from String to double
2.12.19.Converting a String to a double type Number
2.12.20.Use toString method of Double class to convert Double into String.
2.12.21.Compare Two Java double Arrays
2.12.22.Ternary operator on double value
2.12.23.Read double value from console and check the format