Across
- 2. the number of elements of set A
- 5. set of all possible values
- 7. 0={}
- 8. objects that belong to A and not to B
- 9. a is a subset of B. set A is included in set В.
- 12. objects that belong to set A or set B
- 13. both sets have the same members
- 15. a collection of elements
Down
- 1. collection of 2 elements
- 3. infinite cardinality of natural numbers set
- 4. set of all ordered pairs from A and В
- 6. a is a superset of B. set A includes set B
- 10. objects that belong to set A and set B
- 11. all the objects that do not belong to set A
- 14. cardinality of countable ordinal numbers set