SET THEORY SYMBOLS

1234567891011121314
Across
  1. 2. A={x|3<x<14}
  2. 4. A ⊆ B
  3. 6. A ⊂ B
  4. 9. A ⊇ B
  5. 11. no set membership
  6. 12. set all subsets of A
  7. 14. A ∆ B
Down
  1. 1. the number of elements of set A
  2. 3. A \ B
  3. 5. Ø = { }
  4. 7. collection of 2 elements
  5. 8. A ∩ B
  6. 10. example A ∪ B = {3,7,9,14,28}
  7. 13. all subsets of A
  8. 14. a collection of elements