Dirac Equation in The Algebra of Physical Space - Dirac Lagrangian

Dirac Lagrangian

The Dirac Lagrangian is

L = \langle i \partial \bar{\Psi}^\dagger \mathbf{e}_3 \bar{\Psi} - e A \bar{\Psi}^\dagger \bar{\Psi} -m \Psi \bar{\Psi} \rangle_0

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