Set Theory
Across
- 5. - ⊂
- 6. of - ∈
- 7. - ⊃
- 8. - {x∣P(x)} (the set of all xxx such that P(x) is true)
- 13. - ∩=∅\cap (often used to denote that two sets have no elements in common)
- 14. of - ∈
- 15. - ⊇
Down
- 1. - Ac or Aˉ
- 2. - ∅\ or {}
- 3. - ×
- 4. - ∩
- 7. - ∖ or −
- 9. - ∪
- 10. - U or U
- 11. - ⊆
- 12. - P(A) or 2A