diff --git a/main/math.tex b/main/math.tex
index d2158d7..5a47859 100644
--- a/main/math.tex
+++ b/main/math.tex
@@ -32,3 +32,4 @@
 \newcommand{\divides}{\hspace{0.25em}|\hspace{0.25em}}
 \newcommand{\mbeq}{\overset{!}{=}}
 \newcommand{\lcm}{\text{lcm}}
+\newcommand{\limit}[2]{\lim_{#1 \rightarrow #2}}