Set theory
Across
- 3. A is a superset of B,set A includes set B
- 6. cardinality of countable ordinal numbers
- 7. collection of elements
- 8. set set of all possible values
- 10. objects that belong to set A or set B
- 11. object belongs to set A and set B
- 12. all subsets A
- 14. complement objects that belong to A and B
Down
- 1. set of all ordered pairs from A to B
- 2. collection of two elements
- 4. element of
- 5. A is a subset of B ,but A is not equal to B
- 9. Z
- 13. the number of elements of set A