Let S be nonempty and bounded below. By the Axiom of Completeness, we know s = inf(S) exists. Prove that s ∈ S̅ (here S̅ is the closure of S, which is S̅ = S ∪ L, where L is the set of limit points of S).

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.5: Permutations And Inverses
Problem 5E: Let f:AA, where A is nonempty. Prove that f a has right inverse if and only if f(f1(T))=T for every...
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Let S be nonempty and bounded below. By the Axiom of Completeness, we know s = inf(S)
exists.
Prove that s ∈ S̅ (here S̅ is the closure of S, which is S̅ = S ∪ L, where L is the set of limit
points of S).

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