Sequences

Definition of a sequence

A sequence is an infinite list of numbers. "$a_1,a_2,a_3,\dots ,a_n$" Another way of writing $\{a_n{\}}_{n=1}^{\infty }$

Ex: $\{\frac{n}{n+1}{\}}_{n=1}^{\infty }=\frac{1}{2},\frac{2}{3},\frac{3}{4},\dots$