1 files changed, 1 insertions, 2 deletions

diff --git a/paper.tex b/paper.tex
index 57d1585..ea0cd55 100644
--- a/paper.tex
+++ b/paper.tex
@@ -116,6 +116,7 @@
 \usepackage{xcolor}
 \usepackage{mathrsfs}
 \usepackage{scalerel}
+\usepackage{float}
 
 \setstretch{1.24}
 
@@ -233,8 +234,6 @@ of Engineering Science and Mechanics
 \titleformat{\section}[block]{\Large\bfseries\sffamily}{\thesection}{12pt}{}{}
 \titleformat{\subsection}[block]{\large\bfseries\sffamily}{\thesubsection}{12pt}{}{}
 
-\def\mergeop{\square}
-\def\bigmergeop{\mathop{\scalebox{1}[1]{\scalerel*{\Box}{\strut}}}}
 
 % Makes use of LaTeX's include facility. Add as many chapters
 % and appendices as you like.