## A theory of gravitation and its quantization |

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according to Eq account of Eq annihilation operators assume auxiliary condition Belinfante calculation canonical commutation relations canonical variables classical theory Comparing Eqs consider corresponding covariant derivatives determined Dirac matrices Dirac particle eclipse field eigenfunctions eigenstate eigenvalue electromagnetic field equations of motion experimental expression factor field equations field theory field variables follows from Eq four-vector free-graviton energy Freundlich given by Eq gives gravitational field Hamiltonian Hamiltonian equations Heisenberg representation Hence Hermitian conjugate indefinite metric independent interaction representation introduce isotropy Lagrangian light rays linear combination Lorentz frame Lorentz transformation Lorentz-covariant Maxwell field means of Eq member of Eq momentum negative probability negative-energy observable obtain occupation numbers perihelion Phys planet positive definite q-number quantities quantized red shift relativity result satisfy Eq scalar Schroedinger equation space-like surface spatial spin star symmetric tion undor unreal gravitons validity of Eq vanish variation wave packet wave-mechanical wave-mechanical theory zero