Across
- 2. objects that belong to set A and set B
- 6. a collection of elements
- 9. infinite cardinality of natural numbers set
- 11. set A is not a superset of set B
- 12. A is a subset of B, but A is not equal to В.
- 14. objects that belong to A and not to B
- 15. the number of elements of set A
Down
- 1. A is a superset of B, but B is not equal to A.
- 3. set A is not a subset of set B
- 4. both sets have the same members
- 5. A is a superset of B. set A includes set B
- 7. cardinality of countable ordinal numbers set
- 8. AUB= {3,7,9,14,28}
- 10. {9,14,28} 드 {9,14,28}
- 13. all the objects that do not belong to set A