def add_integral_and_area(self):
    self.area = self.get_area(0, 6)
    self.integral = self.get_integral('0', 'T')
    self.remove(self.x_axis.numbers)
    self.add(self.area, self.integral)
    self.add_T_label(6, run_time=0)
def add_integral_and_area(self):
    self.area = self.get_area(0, 6)
    self.integral = self.get_integral('0', 'T')
    self.remove(self.x_axis.numbers)
    self.add(self.area, self.integral)
    self.add_T_label(6, run_time=0)