deletions | additions       diff --git a/oscillationTheory.tex b/oscillationTheory.tex  index 2eeb693..f005910 100644  --- a/oscillationTheory.tex  +++ b/oscillationTheory.tex 
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Since these neutrinos travel close to the speed of light, $p_i \gg m_i$. We can approximate the energy of the neutrinos as  \begin{equation}  \begin{split}  E_{i}^2 &= p_{i}^2 + m_{i}^2 \\  &= p_{i}^2 + \frac{m_{i}^2}{2}  \end{split}  \end{equation}