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[0QX] Given a sequence \((x_ n)_ nβ X\), a point \(xβ X\) is said to be a limit point for \((x_ n)_ n\) if there is a subsequence \(n_ k\) such that \(\lim _{kββ} x_{n_ k}=x\).
[0QX] Given a sequence \((x_ n)_ nβ X\), a point \(xβ X\) is said to be a limit point for \((x_ n)_ n\) if there is a subsequence \(n_ k\) such that \(\lim _{kββ} x_{n_ k}=x\).