From 9aac1243ea9434a69bed7985bf7649b47bccca34 Mon Sep 17 00:00:00 2001
From: Bokuan Li <47512608+Jerry-licious@users.noreply.github.com>
Date: Thu, 8 Jan 2026 23:02:14 -0500
Subject: [PATCH] Slight update to the preamble.

---
 preamble.sty | 1 +
 1 file changed, 1 insertion(+)

diff --git a/preamble.sty b/preamble.sty
index 0e04131..4144208 100644
--- a/preamble.sty
+++ b/preamble.sty
@@ -159,6 +159,7 @@
 \newcommand{\cm}{\mathcal{M}}
 \newcommand{\cf}{\mathcal{F}}
 \newcommand{\ce}{\mathcal{E}}
+\newcommand{\ci}{\mathcal{I}}
 \newcommand{\pow}[1]{\mathcal{P}\paren{#1}}
 \newcommand{\cb}{\mathcal{B}}
 \newcommand{\cn}{\mathcal{N}}