Returns the hyperbolic cotangent of a value. - Java java.lang

Java examples for java.lang:Math Trigonometric Function

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Description

Returns the hyperbolic cotangent of a value.

Demo Code

/**//from  ww w. j a  va2  s .c  o m
 * Java Modular Image Synthesis Toolkit (JMIST)
 * Copyright (C) 2008-2013 Bradley W. Kimmel
 *
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following
 * conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */
//package com.java2s;

public class Main {
    /**
     * Returns the hyperbolic cotangent of a value.
     * @param x The value whose hyperbolic cotangent is to be returned.
     * @return The hyperbolic cotangent of the value.
     */
    public static double coth(double x) {
        return 1.0 / Math.tanh(x);
    }

    /**
     * Returns the hyperbolic tangent of a value.
     * @param x The value whose hyperbolic tangent is to be returned.
     * @return The hyperbolic tangent of the value.
     */
    public static double tanh(double x) {
        return Math.tanh(x);
    }
}

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