for what we'll do a next lecture to do it in continuous space all right so probability theory as a lot of math it starts with some actions and and everything follows from that so probability theory actions here is that you have some outcome a and it could be many possible outcomes an outcome a the probability of the outcome is assigned a number between 0 and 1 maybe you know I don't know the probability of being in the correct room for lecture is some probability assigned to it then the probability of the union of all possible