# Ruby code for tanh() method
require 'cmath'
 
# Initializing variable   
a = 0.3584
b = 2
      
puts "tanh value of a : #{CMath.tanh(a)}\n\n"
      
puts "tanh value of b : #{CMath.tanh(b)}\n\n"

//Write Java code here

tanh value of a : 0.3438039328469827

tanh value of b : 0.9640275800758169

# Ruby code for tanh() method
require 'cmath'
 
# Initializing variable   
a = 0
b = -0.247
      
puts "tanh value of a : #{CMath.tanh(a)}\n\n"
      
puts "tanh value of b : #{CMath.tanh(b)}\n\n"

tanh value of a : 0.0

tanh value of b : -0.24209655276165779