From b5e2d09090795deb7d4da6df60b6b56fc515e2d1 Mon Sep 17 00:00:00 2001
From: Josia Pietsch <git@jrpie.de>
Date: Tue, 24 Oct 2023 10:51:01 +0200
Subject: [PATCH] small fix

---
 inputs/lecture_02.tex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/inputs/lecture_02.tex b/inputs/lecture_02.tex
index 331efb9..7c76520 100644
--- a/inputs/lecture_02.tex
+++ b/inputs/lecture_02.tex
@@ -9,7 +9,7 @@
 
 \begin{remark}
     \begin{itemize}
-        \item If $\emptyset \neq  O   \R$
+        \item If $\emptyset \neq  O \overset{\text{open}}{\subseteq} \R$
             then $O \sim \R$.
         \item If $O \subseteq \R$
             is open, then $O$ is the union of open intervals