deletions | additions       diff --git a/Energies.tex b/Energies.tex  index 9f3ddb6..a186130 100644  --- a/Energies.tex  +++ b/Energies.tex 
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\begin{equation}  \begin{bmatrix}  _{--}_{--} & \epsilon_N - \epsilon_{12}  & \epsilon_2 g(\Gamma_2)  & \epsilon_1 g(\Gamma_1)& 0  & \cdots  \\ & & & & \\   & & & & \\   & & & & \\  
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\end{bmatrix}  \end{equation}  ordered on the basis blablabla...