--- a/ChengsongTanPhdThesis/main.tex	Mon Mar 28 00:59:42 2022 +0100
+++ b/ChengsongTanPhdThesis/main.tex	Mon Mar 28 20:00:04 2022 +0100
@@ -60,7 +60,7 @@
 \usepackage{nccmath}
 \usepackage{tikz-cd}
 \usepackage{tikz}
-\usetikzlibrary{automata, positioning}
+\usetikzlibrary{automata, positioning, calc}
 
 %----------------------------------------------------------------------------------------
 %	MARGIN SETTINGS
@@ -279,18 +279,7 @@
 
 \end{abbreviations}
 
-%----------------------------------------------------------------------------------------
-%	PHYSICAL CONSTANTS/OTHER DEFINITIONS
-%----------------------------------------------------------------------------------------
 
-\begin{constants}{lr@{${}={}$}l} % The list of physical constants is a three column table
-
-% The \SI{}{} command is provided by the siunitx package, see its documentation for instructions on how to use it
-
-Speed of Light & $c_{0}$ & \SI{2.99792458e8}{\meter\per\second} (exact)\\
-%Constant Name & $Symbol$ & $Constant Value$ with units\\
-
-\end{constants}
 
 %----------------------------------------------------------------------------------------
 %	SYMBOLS