method

tanh

v2_4_6 - Show latest stable - 0 notes - Class: CMath

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What's this?

tanh(z) public

Returns the hyperbolic tangent of z, where z is given in radians

CMath.tanh(1 + 1i) #=> (1.0839233273386943+0.27175258531951174i)

Show source

# File lib/cmath.rb, line 249
  def tanh(z)
    begin
      if z.real?
        RealMath.tanh(z)
      else
        sinh(z) / cosh(z)
      end
    rescue NoMethodError
      handle_no_method_error
    end
  end

tanh

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