%% 
%%  Example 07-02-3 
%%  Copyright (C) 2017 Herbert Voss
%% 
%% ==== 
% Show page(s) 1
%% 
%% 
\documentclass[]{screxa}
\pagestyle{empty}
\setlength\textwidth{158.31393pt}
\setlength\parindent{0pt}
\usepackage[T1]{fontenc}
%StartShownPreambleCommands
\usepackage{amsmath,graphicx}
\def\rb#1{\rotatebox{90}{$\xleftarrow{#1}$}}
%StopShownPreambleCommands
\begin{document}
\begin{tabular}{c}
$\begin{matrix}
\rb{text1}&\rb{text1}&\rb{text1}&\rb{text1}\\
\end{matrix}$\\
$\begin{bmatrix}
X_x & Y_x & Z_x & T_x \\
X_y & Y_y & Z_y & T_y \\
X_z & Y_z & Z_z & T_z \\
0   & 0   & 0   & 1
\end{bmatrix}$
\end{tabular}
\end{document}
