%% 
%%  A DANTE-Edition example
%% 
%%  Example 02-03-8 on page 34.
%% 
%%  Copyright (C) 2010 Herbert Voss
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 
%% 
%% ==== 
% Show page(s) 1
%% 
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{177.70511pt}
\setlength\parindent{0pt}

\usepackage{multirow,bigstrut}
\renewcommand\multirowsetup{\centering}

\begin{document}
\begin{tabular}{| l | r | r |}\hline
 c1 r0 & c2 r0 & c3 r0\\  c1 r1 & c2 r1
& \multirow{3}[6]{1.5cm}{c3}\bigstrut\\\cline{1-1}
 c1 r2 & c2 r2 & \bigstrut\\\cline{1-2}
 c1 r3 &
 \multirow{2}[4]{2cm}[0.8\abovedisplayskip]{%
  \[f(x,y)=x\cdot y\]} &
  \bigstrut\\\cline{1-1}\cline{3-3}
 c1 r4 &        & c3 r4\bigstrut\\\hline
\end{tabular}
\end{document}