SupremumCovers the concept of supremum in real numbers and its properties as the least upper bound of a set.
Boundary AnalysisExplores boundaries in sets, defining them as points not well separated from the set or its complement.
Intervals: Real NumbersExplores intervals in real numbers, including open and closed intervals, periodic decimals, and irrational numbers.
Roots of Real NumbersExplores the properties and applications of roots of real numbers through practical examples.