Text Formatting ⇒ two matrix in two line

[strongstorm]

hi
how i could write matrix in two line as shown in the attachment
for example want this matrix in two line

Code: Select all

\begin{bmatrix} 1 & 2 \\ 3 & 4  \end{bmatrix}

[mas]

Please include a complete compilable example, not just a snippet.

The matrix you want can be typeset using the array environment. See the code below:

Code: Select all

\documentclass{article}
%
\begin{document}

\[
   \begin{array}{cc}
   \left[
      \begin{array}{c}
        1 \\ 3
   \end{array}
   \right.
   \\
   & 
   \left.
      \begin{array}{c}
        2 \\ 4
   \end{array}
   \right]
   \end{array}
\]   

\end{document}