Set Intersection/Examples/3 Arbitrarily Chosen Sets
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Example of Set Intersection
Let:
| \(\ds A_1\) | \(=\) | \(\ds \set {1, 2, 3, 4}\) | ||||||||||||
| \(\ds A_2\) | \(=\) | \(\ds \set {1, 2, 5}\) | ||||||||||||
| \(\ds A_3\) | \(=\) | \(\ds \set {2, 4, 6, 8, 12}\) |
Then:
- $A_1 \cap A_2 \cap A_3 = \set 2$
Sources
- 1978: Thomas A. Whitelaw: An Introduction to Abstract Algebra ... (previous) ... (next): $\S 7$: Unions and Intersections