diff --git a/afib/exercise_course.md b/afib/exercise_course.md
new file mode 100644
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+++ b/afib/exercise_course.md
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+---
+author: Johannes Reinert
+title: Kurs
+subtitle: Aufgabe
+date: \today
+colorlinks: true
+header-includes: |
+    \usepackage{fancyhdr}
+    \usepackage{csquotes}
+    \usepackage[ngerman]{babel}
+    \usepackage{hyphenat}
+    \hyphenation{Mathe-matik wieder-gewinnen}
+    \pagestyle{fancy}
+    \fancyhead[L]{Kurs}
+    \fancyfoot[L]{Johannes Reinert}
+    \fancyfoot[R]{\today}
+---
+
+\newpage
+
+## Section