From 140ebc190491c4b9f2c86727db0f033e1af94ee1 Mon Sep 17 00:00:00 2001
From: Alexander Hess <alexander@webartifex.biz>
Date: Mon, 30 Nov 2020 18:48:01 +0100
Subject: [PATCH] Fix missing package

---
 tex/preamble.tex | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tex/preamble.tex b/tex/preamble.tex
index 27b5f3b..2471c54 100644
--- a/tex/preamble.tex
+++ b/tex/preamble.tex
@@ -4,6 +4,9 @@
 % Enable captions for figures and tables.
 \usepackage{caption}
 
+% Enable math formulae.
+\usepackage{amsmath}
+
 % Enable diagonal lines in tables.
 \usepackage{static/slashbox}