Prove that the open interval...with a, b being real numbers is an open set.
(See attachment for full question)
Prove that the open interval with a, b real numbers is an open set.
An open interval is an interval that does not include its end points.
The open interval
is denoted (a, b).
Let S be a subset of a metric ...
A real analysis for open sets are examined. The open intervals are proved.