deletions | additions       diff --git a/The_simulations_of_the_collisions__.tex b/The_simulations_of_the_collisions__.tex  index 63f21df..69e6e95 100644  --- a/The_simulations_of_the_collisions__.tex  +++ b/The_simulations_of_the_collisions__.tex 
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The increase of $E$ as a function of projectile displacement $x$ enables us to extract the electronic stopping power as an average quantity.  \begin{equation}  S_\text{e} = \overbar{\mathrm{d}E(x)/\mathrm{d}x} \bar{\mathrm{d}E(x)/\mathrm{d}x}  \label{eq:stopping}   \end{equation}