reLyX translates
\begin{figure}[h] \begin{center} \includegraphics[height=0.8172in, width=2.9084in]{Weg3.eps}% \caption{Nonisomorphic trees with four vertices}% \end{center} \end{figure} to something like \begin_float fig \layout Standard \align center \latex latex \backslash includegraphics[height=0.8172in, width=2.9084in]{Weg3.eps} \latex default \layout Caption \align center Nonisomorphic trees with four vertices \layout Standard \end_float The problem is the '\align center' in the caption that gets read in and displayed properly by LyX but is written to LaTeX as \caption{\begin{center} ... \end{center}} (and of course LaTeX chokes on that) I seem unable to create such a situation from within LyX proper, but this seriously hampers co-operation with users of Scientific Workplace, since that's what they produce... Andre' -- Those who desire to give up Freedom in order to gain Security, will not have, nor do they deserve, either one. (T. Jefferson)