Set Union/Examples/Overlapping Integer Sets
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Example of Set Union
Let:
\(\ds A\) | \(=\) | \(\ds \set {x \in \Z: 2 \le x}\) | ||||||||||||
\(\ds B\) | \(=\) | \(\ds \set {x \in \Z: x \le 5}\) |
Then:
- $A \cup B = \Z$
Sources
- 1965: J.A. Green: Sets and Groups ... (previous) ... (next): Chapter $1$. Sets: Exercise $1$