Supremum of Subset of Real Numbers/Examples/Example 2

Example of Supremum of Subset of Real Numbers

The subset $T$ of the real numbers $\R$ defined as:

$T = \set {x \in \R: 1 \le x \le 2}$

admits a supremum:

$\sup T = 2$

Sources

• 1977: K.G. Binmore: Mathematical Analysis: A Straightforward Approach ... (previous) ... (next): $\S 2$: Continuum Property: $\S 2.5$: Examples: $\text{(ii)}$