deletions | additions       diff --git a/Secret Sharing.tex b/Secret Sharing.tex  index 752db1f..3a49d62 100644  --- a/Secret Sharing.tex  +++ b/Secret Sharing.tex 
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\end{itemize}  \item Determining the key  \begin{itemize}  \item $f(x) = \sum_{j=1}^t[f(x_j) \prod_{1\le i \le t, i t,\,i  != j} \frac{x-x_i}{x_j-x_i}]$ \end{itemize}  \end{itemize}  \end{itemize}