integers less than $n/2$ and $m/2$, respectively.
\latexignore{These formulas are shown in the print documentation of \ctsim.}
-\latexonly{\begin{equation}\label{dequation}d = \sqrt{\frac{\displaystyle \sum_{i=1}^{n}{\sum_{j=1}^{m}{(p_{i,j} - r_{i,j})^2}}} {\displaystyle \sum_{i=1}^{n}{\sum_{j=1}^{m}{(p_{i,j} - \bar{p})^2}}}}\end{equation}}
-\latexonly{\begin{equation}\label{requation}r = \frac{\displaystyle \sum_{i=1}^{n}{\sum_{j=1}^{m}{|p_{i,j} - r_{i,j}|}}} {\displaystyle \sum_{i=1}^{n}{\sum_{j=1}^{m}{|p_{i,j}|}}}\end{equation}}
+%
+%Tex2RTF can not handle the any subscripts or superscripts for the inner summation unless
+% have a space character before the \sum
+\latexonly{\begin{equation}\label{dequation} d =\sqrt{\frac{\displaystyle \sum_{i=1}^{n}{ \sum_{j=1}^{m}{(p_{i,j} - r_{i,j})^2}}}{\displaystyle \sum_{i=1}^{n}{ \sum_{j=1}^{m}{(p_{i,j} - \bar{p})^2}}}}\end{equation}}
+\latexonly{\[\label{requation}r = \frac{ \displaystyle \sum_{i=1}^{n}{ \sum_{j=1}^{m}{|p_{i,j} - r_{i,j}|}}}{ \displaystyle \sum_{i=1}^{n}{ \sum_{j=1}^{m}{|p_{i,j}|}}}\]}
\latexonly{\begin{equation}\label{eequation}e = \max_{1 \le k \le [n/2] \atop 1 \le l \le [m/2]}(|P_{k,l} - R_{k,l}|)\end{equation}}
\latexonly{where}
-\latexonly{\begin{equation}\label{bigpequation}P_{k,l} = {\textstyle \frac{1}{4}} (p_{2k,2l} + p_{2k+1,2l} + p_{2k,2j+l} + p_{2k+1,2l+1})\end{equation}}
+\latexonly{\[\label{bigpequation}P_{k,l} = \textstyle \frac{1}{4} (p_{2k,2l} + p_{2k+1,2l} + p_{2k,2l+l} + p_{2k+1,2l+1})\]}
\latexonly{\begin{equation}\label{bigrequation}R_{k,l} = \textstyle \frac{1}{4} (r_{2k,2l} + r_{2k+1,2l} + r_{2k,2l+1} + r_{2k+1,2l+1})\end{equation}}