Error generated by the eu.price() method

[yogeshriyat]

Hi there - When I try the example in your READ.ME file, I get this error below. It looks like the error is coming from the option_eu.price() method. I tried // but that did not fix it. Any ideas?

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ZeroDivisionError Traceback (most recent call last)
in ()
9 )
10
---> 11 print(option_eu.price())

1 frames
in int_prms(self)
12 self.u = math.exp(self.sigma*math.sqrt(self.dt))
13 self.d = 1./self.u
---> 14 self.qu = (math.exp((self.r-self.div)*self.dt)-self.d)/(self.u-self.d)
15 self.qd = 1-self.qu
16

ZeroDivisionError: float division by zero