deletions | additions       diff --git a/Theory.tex b/Theory.tex  index 24146ed..ce9c481 100644  --- a/Theory.tex  +++ b/Theory.tex 
...
\section{Theory}  Gaus's Law is in free space is \[\nabla\cdot\vec{E}=\frac{\rho}{\epsilon_0}\]. In a plasma $\epsilon_0$ becomes a tensor for $\epsilon$ and the relation becomes \[\nabla\cdot(\epsilon\vec{E})=\rho\] and noting that $\vec{E}=-\nabla\phi$.