Sets:An Introduction

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Across
  1. 4. common elements of two sets
  2. 5. if the elements of two sets are exactly the same
  3. 7. set that all the elements can be enumerated
  4. 9. members of a set
  5. 10. set with no elements
  6. 11. number of elements in a set
  7. 13. set of all elements in the universal set that are not in the given set
Down
  1. 1. if the elements of a set are taken from the elements of a given set
  2. 2. set that contains all objects under consideration
  3. 3. set with only one element
  4. 6. combination of all elements of given sets
  5. 8. set of all counting numbers
  6. 12. a well-defined group of objects