deletions | additions       diff --git a/Klein-Gordon Equation.tex b/Klein-Gordon Equation.tex  index f99add6..8d9bda5 100644  --- a/Klein-Gordon Equation.tex  +++ b/Klein-Gordon Equation.tex 
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\item Nomenclature: gap.  \end{enumerate}    \subsection{Quantizing K-G equation: $\ddot{\phi} = (\nabla^2 - m^2)\phi$}     \begin{enumerate}   \item Action:   $$S[\phi(\mathbf{x},t)] = \int$$     \end{enumerate}