Venn Diagrams

Reference Topics 2-2

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This is a web-based instructional module on the algebra of sets.

http://www.math-only-math.com/laws-of-algebra-of-sets.html

Union of Sets:
https://www.basic-mathematics.com/union-of-sets.html

Intersection of Sets:
https://www.basic-mathematics.com/intersection-of-sets.html

Venn Diagrams for union and intersection:
https://www.mathsisfun.com/sets/venn-diagrams.html… See the whole entry

Section 2.1: Sets, Subsets, and Venn Diagrams

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2.1 Outline

  1. Denoting sets
    1. undefined term; set
    2. circular definition
    3. specifying sets
      1. description method
      2. roster method
    4. well-defined set
    5. terms
      1. members
      2. elements
      3. belong to
      4. contained in
    6. Sets of numbers
      1. natural numbers
      2. counting numbers
      3. integers
      4. rational numbers
    7. set-builder notation
  2. Equal and equivalent sets
… See the whole entry