(self, left, right)
return self.Not(self.Iff(left, right))
Returns the xor of left and right: left XOR right
Returns the xor of left and right: left XOR right
Returns the xor of left and right : left XOR right
def Xor(self, left, right):
        """Returns the xor of left and right: left XOR right """
        return self.Not(self.Iff(left, right))
def Xor ( self , left , right ) : return self . Not ( self . Iff ( left , right ) )