deletions | additions       diff --git a/customCommands.tex b/customCommands.tex  index 4bf65ad..e1fa679 100644  --- a/customCommands.tex  +++ b/customCommands.tex 
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\newcommand{\half}{\textfrac{1}{2}}  \newcommand{\infinity}{\infty}  \newcommand{\degree}{\ensuremath{{}^{\circ}}}  \newcommand{\abs}[1]{\left| #1 \right|} custom commands