The plan for today is to take some pain medicine, finish packing, and watch at least one good movie. I may try to go for a run, as the half marathon is less than a month away, but weâll see how Iâm feeling later. The moral of the story is: Iâm happy. Iâm ready.
Extensional definition. An extensional definition of a concept or term formulates its meaning by specifying its extension, that is, every object that falls under the definition of the concept or term in question.
Definition: Set. Before we define subset, we need to refresh ourselves on what a set is. A set is a collection of elements or objects. These elements are usually related in some way, but this is not necessary. However, each element needs to be discernible from the other elements of the set.