Across
- 2. all the objects that do not belong to set A
- 4. set A is not a superset of set B
- 6. all subsets of A
- 9. both sets have the same members
- 10. A is a superset of B, set A includes set B
- 14. objects that belong to A and not to B
- 16. Ø = { }
Down
- 1. no set membership
- 3. collection of 2 elements
- 5. set of all possible values
- 7. set of all ordered pairs from A and B
- 8. set A is not a subset of set B
- 11. set membership
- 12. A ∪ B
- 13. the number of elements of set A
- 15. a collection of elements