deletions | additions       diff --git a/stuff.tex b/stuff.tex  index 45b41ed..83534d0 100644  --- a/stuff.tex  +++ b/stuff.tex 
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end loop  \end{verbatim}  \section{Analysis and setting up sum}  \section{Solving the sums, mathematical correct estimate}  \subsection{Laws and forumulas of summation}