From 4e3cb4887f41323da60937c4f30a26425b5b83ca Mon Sep 17 00:00:00 2001
From: Yu Cong <sxlxcsxlxc@gmail.com>
Date: Mon, 11 Aug 2025 16:33:11 +0800
Subject: [PATCH] z

---
 main.tex | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/main.tex b/main.tex
index 95a064b..34e423b 100644
--- a/main.tex
+++ b/main.tex
@@ -22,8 +22,9 @@ An equivalent formulation of \autoref{prob1} on graph is the following,
 
 \section{Existing algorithms}
 
-\subsection{subcubic combinatorial alg for detecting induced $C_4$}
-A recent paper \url{https://arxiv.org/pdf/2507.18845v1}.
+% not bipartite!
+% \subsection{subcubic combinatorial alg for detecting induced $C_4$}
+% A recent paper \url{https://arxiv.org/pdf/2507.18845v1}.
 
 
 \section{Finding $K_{2,\ell}$}