Contents
1
Sets
1.1 Subsets
1.2 The symbol
1.3 The empty set and the universal set
1.4 The complement of a set
2 Venn diagrams
3 The intersection and union of sets
3.1 Intersection
3.2 Union
1.1 Subsets
1.2 The symbol
1.3 The empty set and the universal set
1.4 The complement of a set
2 Venn diagrams
3 The intersection and union of sets
3.1 Intersection
3.2 Union