Analysis 1A — Supremum Example
October 2023
Question
Here is an example of finding the supremum of a set taken from an old problem sheet, together with three possible methods to find it.
Example 1:
Let B = \left\lbrace \frac{2n-1}{n+1} \lvert n \in \mathbb{N}\right\rbrace. Show that B is bounded above and find \sup(B).