In chapter 1.1 (Definition 1.1.1 and 1.1.2), we have to check if the line "where by convention P[emptyset] = 0" is needed. And at the same time, if the probability measure P is well-defined (and that we don't run into issues when taking countable unions)
In chapter 1.1 (Definition 1.1.1 and 1.1.2), we have to check if the line "where by convention P[emptyset] = 0" is needed. And at the same time, if the probability measure P is well-defined (and that we don't run into issues when taking countable unions)