Set Theory
Across
- 2. elements that belong to set A or set B
- 4. all subsets of C
- 5. both sets have the same members
- 7. A ⊅ B
- 11. few or all elements equal to the set
- 12. A ∆ B
- 15. C
Down
- 1. all the objects that do not belong to set A
- 3. equal to the set B
- 6. Z
- 8. collection of 2 elements
- 9. the number of elements of set
- 10. Ø = { }
- 13. numbers set Q
- 14. natural numbers