Set Theory
Across
- 5. set of all possible values
- 6. A ⊇ B
- 7. A ∩ B
- 9. |
- 12. all the objects that do not belong to set A
- 14. both sets have the same members
- 15. Ø = { }
Down
- 1. objects that belong to set A or set B
- 2. A ⊆ B
- 3. collection of 2 elements
- 4. the number of elements of set A
- 8. a collection of elements
- 10. infinite cardinality of natural numbers set
- 11. cardinality of countable ordinal numbers set
- 13. all subsets of A