deletions | additions       diff --git a/Sketchy Generation.tex b/Sketchy Generation.tex  index f79362f..7f2b1f9 100644  --- a/Sketchy Generation.tex  +++ b/Sketchy Generation.tex 
...
Let us not forget at this stage the 2x2 determinants, these may constitute a basis of sorts in the 3x3 space. If we have the analogy \begin{equation}  \epsilon_ij=\begin{vmatrix} \epsilon_{ij}=\begin{vmatrix}  0 & 1 \\ -1 & 0 \end{vmatrix} \end{equation}