deletions | additions       diff --git a/details.tex b/details.tex  index ce959c5..b0ba826 100644  --- a/details.tex  +++ b/details.tex 
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\begin{equation}  v_{\rm ext}(x)=-\frac{3}{\sqrt{x^2+1}}  \end{equation}  and the soft-Coulomb soft Coulomb  interaction, we obtain the states and energy eigenvalues given in table~\ref{tab:young}. \begin{table}  \centering