Presentations/Seminars/Marianska.cz/XI/develop/defs.tex
\def\fig#1#2#3#4{
\begin{figure}[h]
\centering
\includegraphics[width=#1\textwidth, height=!]{#2}\caption{#3}\label{#4}
\end{figure}}
\def\bi{\begin{itemize}\setlength{\itemsep}{-5pt}}\def\ei{\end{itemize}}\def\im{\item}
\def\ig{\includegraphics}
\def\tw{\textwidth}
\def\be{\begin{equation}}
\def\ee{\end{equation}}