deletions | additions       diff --git a/Specifications.tex b/Specifications.tex  index 911cdca..452257b 100644  --- a/Specifications.tex  +++ b/Specifications.tex 
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\subsection{Slider for Zoom Control}  \begin{itemize}  \item Slider must be able to control zoom in and zoom out when a certain threshhold is reached  \item  \end{itemize}  \subsection{Phidget Screen for Feedback}  \subsection{Joystick Control for Panning \& Turning}