\startenvironment notation

\define[1]\Fam{\mathcal{#1}}
\define\lang{\mathcal{L}}
\define\autom{\mathcal{A}}
\define\bigO{\mathcal{O}}

\define\pref{pref}

% L* algorithms
\define\LStar{{\tt L}$^{\ast}$}
\define\NLStar{{\tt NL}$^{\ast}$}
\define\nLStar{$\nu$\LStar}
\define\nNLStar{$\nu$\NLStar}

% Libraries
\define\ONS{{\sc Ons}}
\define\NLambda{{\sc N}$\lambda$}
\define\LOIS{{\sc Lois}}

% Maths
\define\N{\naturalnumbers}
\define\Q{\rationals}
\define\EAlph{\mathbb{A}}
\define\Perm{Perm}
\define\id{id}
\define\supp{{\tt supp}}
\define\orb{{\tt orb}}

% language extension
\define\Lext{{\cdot}}

\stopenvironment