At the end of each topic, there is a set of Review Questions. Please attempt these questions.

In each topic, there is a "I want to learn more" section. This is optional.

1. Introduction to Set Theory

1.1 Set Equality & Subsets

1.2 Venn Diagrams, Unions, Intersections & Complements

1.3 Laws of Algebra of Sets

1.4 Cardinality & Counting Principles