public static double tanh(double x)

// Java Program to demonstrate tanh()
import java.io.*;
import java.math.*;
import java.lang.*;
  
class GFG {
    public static void main(String[] args)
    {
  
        double x = (45 * Math.PI) / 180;
  
        // Display the hyperbolic tan of the value
        System.out.println("Hyperbolic tan of "
                + x + " = " + StrictMath.tanh(x));
    }
}

Hyperbolic tan of 0.7853981633974483 = 0.6557942026326724

// Java Program to illustrate 
// StrictMath.tanh() function 
  
import java.io.*;
import java.math.*;
import java.lang.*;
  
class GFG {
    public static void main(String[] args)
    {
  
        double x1 = 180 / (0.0), x2 = 0;
  
        // Display the hyperbolic tan of the values
        System.out.println("Hyperbolic tan of "
               + x1 + " = " + StrictMath.tanh(x1));
        System.out.println("Hyperbolic tan of "
               + x2 + " = " + StrictMath.tanh(x2));
    }
}

Hyperbolic tan of Infinity = 1.0
Hyperbolic tan of 0.0 = 0.0