Скачать с ютуб Classical Sets, a starting point в хорошем качестве

Classical Sets, a starting point

There is a reason classical sets are what most people use in everyday life. They give predictable answers and lead to good methods for counting which allows us to plan ahead. In this video we go through the creation of sets that have a strict rule of membership: you are in or you are out. This True-False version of set membership sets off a great place to get some answers, even if they are only approximations of the real world.