deletions | additions       diff --git a/Version3.tex b/Version3.tex  index 985fc21..85ec1ed 100644  --- a/Version3.tex  +++ b/Version3.tex 
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T(n) = \sum_{i=0}^{n-1} f_2(n,i) = \frac{d}{6}n^3 + (\frac{c+d}{2})n^2 + (b + \frac{c+d}{2})n + a \\  $$  \section{Estimating \subsubsubsection{Estimating  constants}