deletions | additions       diff --git a/Splitting the Num.tex b/Splitting the Num.tex  index 13d302d..04c0a0c 100644  --- a/Splitting the Num.tex  +++ b/Splitting the Num.tex 
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\end{equation}  A suggested cayley table by D.Worthy is  \begin{equation}  \begin{array}{| c | c c c |}  \hline  \cdot & + & - & | \\