Haifeng Yang added Quantizing K-G equation.tex  over 10 years ago

Commit id: d04d2eb46e4defe182fdb305b0c48ae0f11763e7

deletions | additions      

         

\subsection{Quantizing K-G equation: $\ddot{\phi} = (\nabla^2 - m^2)\phi$}     \begin{enumerate}   \item Action:   $$S[\phi(\mathbf{x},t)] = \int$$     \end{enumerate}