Here you can find the source of sinh(double paramDouble)
public static strictfp double sinh(double paramDouble)
//package com.java2s; //License from project: Open Source License public class Main { public static strictfp double sinh(double paramDouble) /* */{//www.ja v a 2 s .co m /* 304 */return (StrictMath.exp(paramDouble) - StrictMath .exp(-paramDouble)) * 0.5D; /* */} }