vector in latex code example

Example 1: column vector latex

\documentclass{article}
\usepackage{amsmath}
\begin{document}
  \begin{align}
    y &= \begin{bmatrix}
           x_{1} \\
           x_{2} \\
           \vdots \\
           x_{m}
         \end{bmatrix}
  \end{align}
\end{document}

Example 2: latex vector

$\overrightarrow{AB} = 0_E$

Example 3: vector latex

\begin{bmatrix} x_1 \\ \vdots \\ x_n \end{bmatrix}

Example 4: latex vector syntax

%For vector A%
\Vec{A}