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@@ -3,8 +3,8 @@
 \usepackage{natbib}
 
 
-\title{Approximation Algorithms for Sparsest Cut}
-\author{Class 4. \zh{丛宇}, 202411081537\\ Major: Theoretical Computer Science}
+\title{Sparsest Cut}
+\author{}
 \date{}
 
 \DeclareMathOperator*{\opt}{OPT}
@@ -16,7 +16,7 @@
 \begin{document}
 \maketitle
 
-\paragraph{Research problem} What is the best possible approximation rate of linear programming based approximation algorithms for \scut? What about algorithms for planar graphs?
+% \paragraph{Research problem} What is the best possible approximation rate of linear programming based approximation algorithms for \scut? What about algorithms for planar graphs?
 
 \section{Introduction}
 % Requirement: The introduction may have the following parts: