Interactive Real Analysis3.3. Subsequences
Definition 3.3.1: Subsequence
Let 
be a sequence.
When we extract from this sequence only certain elements and drop the
remaining ones we obtain a new sequences consisting of an infinite subset
of the original sequence. That sequence is called a subsequence and
denoted by 
Context
be a sequence.
When we extract from this sequence only certain elements and drop the
remaining ones we obtain a new sequences consisting of an infinite subset
of the original sequence. That sequence is called a subsequence and
denoted by
Context