SET THEORY

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Across
  1. 4. A/B
  2. 6. {}
  3. 10. A×B
  4. 11. A is a subset B. Set is include in set B.
  5. 14. A∩B
  6. 15. A∩B
Down
  1. 1. A=B
  2. 2. collection of 2 elements
  3. 3. A∆B
  4. 5. #A
  5. 7. |A|
  6. 8. P(A)
  7. 9. set membership
  8. 12. such that
  9. 13. x£A