Set Intersection/Examples/Overlapping Integer Sets

Example of Set Intersection

Let:

 $\ds A$ $=$ $\ds \set {x \in \Z: 2 \le x}$ $\ds B$ $=$ $\ds \set {x \in \Z: x \le 5}$

Then:

$A \cap B = \set {2, 3, 4, 5}$

and so is finite.