• Couleur :

\require{color}
\definecolor{blue}{RGB}{0,0,255}
1{\color{red}2}3

$\require{color} \definecolor{blue}{RGB}{0,0,255} 1{\color{red}2}3 $

• Formatage :

\require{mediawiki-texvc}
1\bold{2}3

$ \require{mediawiki-texvc} 1\bold{2}3 $

• Taille :

\tiny, \scriptsize, \small, \normal, \large, \Large, \LARGE, \huge, \Huge

${\tiny tiny}{\scriptsize scriptsize}{\small small}normal{\large large}{\Large Large}{\LARGE LARGE}{\huge huge}{\Huge Huge}$

\begin{align*}
 a &= b \\
 1234 &= 567890
\end{align*}

$ \begin{align*} a &= b \\ 1234 &= 567890 \end{align*} $