deletions | additions       diff --git a/kinematics_flux.tex b/kinematics_flux.tex  index 7c0f54b..21cefdf 100644  --- a/kinematics_flux.tex  +++ b/kinematics_flux.tex 
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\end{equation}  Therefore,  \begin{equation}  \frac{\partial \cos \theta '}{\partial \cos \theta} \approx \frac{E_{\nu}^2}{E_{\nu}^2 \cos \theta}  \end{equation}