Update header.tex

khanh101 · web-flow · commit c081b30ca2f8 · 2024-08-25T21:59:08.000+08:00
diff --git a/assets/header.tex b/assets/header.tex
@@ -99,6 +99,7 @@
 \newtheorem{problem}{Problem}
 \newtheorem{assumption}{Assumption}
 \newtheorem{example}{Example}
+\newtheorem{exercise}{Exercise}
 
 %% empty set
 \let\oldemptyset\emptyset
