SET THEORY SYMBOLS

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Across
  1. 3. A × B
  2. 6. a collection of elements {}
  3. 7. all the objects that do not belong to set A (A^C)
  4. 9. A ⊄ B
  5. 13. set of all possible values
  6. 14. means "such that"
  7. 15. A=B
Down
  1. 1. all subsets of A (2^A)
  2. 2. A ⊇ B
  3. 4. A ∩ B
  4. 5. A ∪ B
  5. 8. ∅
  6. 10. set A is included in set B, what is set A?
  7. 11. collection of 2 elements
  8. 12. #A