Defining Sets & Mappings

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Across
  1. 2. the process of assigning each element of a set A to an element of a set B, also known as a function
  2. 5. positive integers i.e. 1, 2, 3, ...
  3. 7. a distinct object that belongs to a set
  4. 8. a set that is mapped to
  5. 9. All numbers which can be written as fractions
  6. 10. a set that is mapped from
  7. 12. All numbers which cannot be written as fractions
  8. 14. a well-defined collection of objects or people
  9. 15. having limits or bounds
Down
  1. 1. set of elements which are in A, in B, or in both A and B
  2. 3. a whole number (not a fraction) that is positive, negative, or 0
  3. 4. The set of Rational Numbers with the set of Irrational Numbers adjoined
  4. 6. each member of a set A is paired with one and only one member of a set B, each member of set B is paired with one and only one member of set A
  5. 11. something which is boundless, endless, or larger than any natural number
  6. 13. set of elements which are in both A and B