deletions | additions       diff --git a/Rank & centrality.tex b/Rank & centrality.tex  index 8304db9..a807d5a 100644  --- a/Rank & centrality.tex  +++ b/Rank & centrality.tex 
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$$  v \in IntS \Leftrightarrow{n+\mu-1} \xleftrightarrow{n+\mu-1}  rank\ (v) = 2^{|S|-2}-1,\ \ |S| \geqslant 3, $$  \end{theorem}