deletions | additions       diff --git a/Concepts.tex b/Concepts.tex  index 866e0bf..c8520b3 100644  --- a/Concepts.tex  +++ b/Concepts.tex 
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n_t = n_a + \gamma\,n_d + n_{aa}  \end{equation}  %equations appears a unformatted text when I switch to non-edit mode. Is that intended? The Preview mode is not very user-friendly.  \noindent where $n_d$, $n_a$ and $n_{aa}$ are, similarly to the attributes  in table~\ref{tab:data_n}, the background-corrected  burst counts in different channels and excitation periods.