A set of members all of which are members of another set (from set theory in mathematics).

Notes

• In , the definition of subset applies to  as follows:

  • A subset of  is a set of  taken from a wider set of concepts.

  • A subset of  is a set of  taken from a wider set of descriptions.

• The members of a subset can be defined in one of two ways:
  • , by enumeration, with a simple reference set as the standard distribution format.
  • , using rules to determine inclusion, with a query reference set as the standard distribution format.

Examples

• A subset of  from all of the  in a particular version of a .

• A subset of  from all the  in a particular version of a .

Related Links

• Glossary
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• Reference Sets Practical Guide
  • 2.1. Subset
• Wikipedia
  • Subset