diff --git a/weechat.md b/weechat.md
index 02524799..13cb8f75 100644
--- a/weechat.md
+++ b/weechat.md
@@ -19,3 +19,6 @@ Client IRC
     - `/bar toggle <name>`
 - affichage de l'heure des messages
     - `/set weechat.look.buffer_time_format "${252}%H${245}%M${240}%S"`
+
+$\mathcal{LA RAZINE CARRÉE}$
+$\mathfrak{LA RAZINE CARRÉE}$