deletions | additions       diff --git a/4-Dimensions.tex b/4-Dimensions.tex  index ca6631b..2981ba3 100644  --- a/4-Dimensions.tex  +++ b/4-Dimensions.tex 
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\textbf{j}({_x\textbf{r}_1}\cdot({_x\textbf{r}_2} \times {_x\textbf{r}_3}))\\+  \textbf{k}({_y\textbf{r}_1}\cdot({_y\textbf{r}_2} \times {_y\textbf{r}_3}))-  \textbf{l}({_z\textbf{r}_1}\cdot({_z\textbf{r}_2} \times {_z\textbf{r}_3}))  \end{equation} Which results in a volume, the difference of volumes made by each set of 3 axes.