method

tan

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tan(z) private

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

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

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# File lib/cmath.rb, line 199
  def tan(z)
    begin
      if z.real?
        RealMath.tan(z)
      else
        sin(z) / cos(z)
      end
    rescue NoMethodError
      handle_no_method_error
    end
  end

tan

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