SET THEORY
Across
- 4. objects that belong to set A and set B
- 8. ℚ
- 12. collection of 2 elements
- 13. objects that belong to A and not to B
- 14. objects that belong to A or B but not to their intersection
- 15. A ⊅ B
Down
- 1. the number of elements of set A
- 2. set membership
- 3. set of all possible values
- 5. ℝ
- 6. not set membership
- 7. A ⊇ B
- 9. a collection of elements
- 10. All subset of A
- 11. set of allordered pairs from A and B