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Lebl-Basic-Analysis-I
· Problem 7.3.1
Metric Spaces
Mathematics · sequences-and-convergence
Problem
Finish the proof of Proposition 7.3.13: Let
(
X
,
d
)
(X, d)
(
X
,
d
)
be a metric space and
A
⊂
X
A \subset X
A
⊂
X
. Let
p
∈
X
p \in X
p
∈
X
be such that there exists a sequence
{
x
n
}
n
=
1
∞
\{x_n\}_{n=1}^\infty
{
x
n
}
n
=
1
∞
in
A
A
A
that converges to
p
p
p
. Prove that
p
∈
A
‾
p \in \overline{A}
p
∈
A
.
Related theory
Sequences Convergence Cauchy Sequences Subsequences
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