SET THEORY SYMBOLS

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Across
  1. 4. A ⊇ B
  2. 6. Objects that belong to set A and set B.
  3. 8. A is a subset of B. set A is included in set B.
  4. 9. All subsets of A.
  5. 10. Both sets have the same members.
  6. 12. Set of all possible values.
  7. 13. A ⊄ B
  8. 15. |A|
Down
  1. 1. Infinite cardinality of natural numbers set.
  2. 2. (a,b)
  3. 3. All the objects that do not belong to set A.
  4. 5. Objects that belong to set A or set B.
  5. 7. A ⊅ B
  6. 11. |
  7. 14. A collection of elements.