Set theory symbol

123456789101112131415
Across
  1. 3. All subset A
  2. 8. set of all possible value
  3. 9. objects that belong to A and Not to B
  4. 11. a collection of elements
  5. 12. set A is not subset of set B
  6. 13. A is a subset of B but A is not equal to B
  7. 14. not set membership
  8. 15. all the objects that do not belong to set A
Down
  1. 1. objects that belong to set A or set B
  2. 2. objects that belong to A and not to B
  3. 4. collection of 2 elements
  4. 5. both sets have the same members
  5. 6. set membership
  6. 7. all subset A
  7. 10. objects that belong to set A and B