# Category:Examples of Set Union

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This category contains examples of Set Union.

Let $S$ and $T$ be sets.

The **(set) union** of $S$ and $T$ is the set $S \cup T$, which consists of all the elements which are contained in either (or both) of $S$ and $T$:

- $x \in S \cup T \iff x \in S \lor x \in T$

## Pages in category "Examples of Set Union"

The following 19 pages are in this category, out of 19 total.

### S

- Set Intersection/Examples/4 Arbitrarily Chosen Sets of Complex Numbers
- Set Theory/Examples/Unions and Intersections 1
- Set Theory/Examples/Unions and Intersections 2
- Set Union/Examples
- Set Union/Examples/2 Arbitrarily Chosen Sets
- Set Union/Examples/2 Arbitrarily Chosen Sets of Complex Numbers
- Set Union/Examples/2 Circles in Complex Plane
- Set Union/Examples/3 Arbitrarily Chosen Sets
- Set Union/Examples/3 Arbitrarily Chosen Sets of Complex Numbers
- Set Union/Examples/3 Circles in Complex Plane
- Set Union/Examples/Arbitrary Example 1
- Set Union/Examples/Finite Subfamily of Unbounded Above Open Real Intervals
- Set Union/Examples/Overlapping Integer Sets
- Set Union/Examples/People who are Blue-Eyed or British
- Set Union/Examples/Set of Arbitrary Sets
- Set Union/Examples/Set of Initial Segments
- Set Union/Examples/Set of Unbounded Above Open Real Intervals
- Set Union/Examples/Subset of Union
- Set Union/Set of Sets/Examples