deletions | additions       diff --git a/The relative formulation.tex b/The relative formulation.tex  index 769c70c..be79e26 100644  --- a/The relative formulation.tex  +++ b/The relative formulation.tex 
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\begin{equation}  GFE_r\equiv \frac{d}{dt}[\Sigma\gamma_ik_r]  \end{equation}  \begin{equation}  GFE_r=\sum[\gamma_i\frac{d}{dt}[k_r]]+\sum[k_r\frac{d}{dt}[]\gamma_i]  \end{equation}  \begin{equation}