\startenvironment notation

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

\define\pref{pref}
\define\suff{suff}

\define[1]\kw{\text{\tt #1}}

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

% Libraries
\define\ONS{{\sc Ons}}
\define\NLambda{{\sc Nλ}}
\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}}
\define\union{\cup}
\define\Union{\bigcup}
\define\rowunion{\sqcup}
\define\Rowunion{\bigsqcup}
\define\rowincl{\sqsubseteq}
\define\rowincls{\sqsubset}
\define[1]\lder{{#1}^{-1}}
\define[2]\restr{{#1}|_{#2}}

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

\stopenvironment