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\newcommand{\degree}{\ensuremath{^{\circ}} } | \newcommand{\degree}{\ensuremath{^{\circ}} } | ||
\newcommand{\etal}{{\em et al. }} | \newcommand{\etal}{{\em et al. }} | ||
\newcommand{\ceil}[1]{{\lceil #1 \rceil} | \newcommand{\ceil}[1]{{\lceil #1 \rceil}} | ||
\newcommand{\floor}[1]{{\lfloor #1 \rfloor} | \newcommand{\floor}[1]{{\lfloor #1 \rfloor}} | ||
</syntaxhighlight> | </syntaxhighlight> | ||