Smallest Element is Infimum/Examples/Example 1

Example of Use of Smallest Element is Infimum
Let $S$ be the subset of the real numbers $\R$ defined as:
 * $S = \set {1, 2, 3}$

Then the smallest element of $S$ is $1$.

From Smallest Element is Infimum it follows that:
 * $\inf S = 1$