%
% packages.tex -- packages required by the paper ellfilter
%
% (c) 2019 Prof Dr Andreas Müller, Hochschule Rapperswil
%

% if your paper needs special packages, add package commands as in the
% following example
%\usepackage{packagename}

% \usepackage[dvipsnames]{xcolor}

\usetikzlibrary{trees,shapes,decorations}

\DeclareMathOperator{\sn}{\mathrm{sn}}
\DeclareMathOperator{\ns}{\mathrm{ns}}
\DeclareMathOperator{\scelliptic}{\mathrm{sc}}
\DeclareMathOperator{\sd}{\mathrm{sd}}
\DeclareMathOperator{\cn}{\mathrm{cn}}
\DeclareMathOperator{\nc}{\mathrm{nc}}
\DeclareMathOperator{\cs}{\mathrm{cs}}
\DeclareMathOperator{\cd}{\mathrm{cd}}
\DeclareMathOperator{\dn}{\mathrm{dn}}
\DeclareMathOperator{\nd}{\mathrm{nd}}
\DeclareMathOperator{\ds}{\mathrm{ds}}
\DeclareMathOperator{\dc}{\mathrm{dc}}