The hardest part of this course, for me at least, was figuring out what the variety of Greek characters the teacher was drawing on the board meant. Come back to reference this bit as go through the rest of the article, as some of these won’t make sense yet.
Generic Set Stuff
Not specific to this article, but useful anyway.
x ∈ A: epsilon, which indicates that x belongs to A.
A ∪ B: ”cup”, this results in the union of A and B.
A ∩ B: ”cap”, this results in the intersection of A and B.
~A: ”compliment”, everything that ...