# Category:Subsequences

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This category contains results about Subsequences.

Let $\sequence {x_n}$ be a sequence in a set $S$.

Let $\sequence {n_r}$ be a strictly increasing sequence in $\N$.

Then the composition $\sequence {x_{n_r} }$ is called a **subsequence of $\sequence {x_n}$**.

## Pages in category "Subsequences"

The following 4 pages are in this category, out of 4 total.