Lectures on Quantum Field Theory |
Common terms and phrases
³kl A₂ action principle angular momentum anticommutation relations antisymmetric matrix antisymmetric tensor arbitrary B₂ bilinear commutation relations components condition defined degrees of freedom denotes Dirac displacement dt dt dynamical energy density commutator equations of motion expression f ax¹ fermion fields field theory finite number function G₁ G₂ gauge invariant gauge transformation Hence Hermitian matrix Hermitian operator Hôt imaginary infinitesimal transformations Lagrangian density Lorentz invariance Lorentz transformation magnetic charge nonsingular number of degrees path of integration positive definite Quantum Mechanics relativistic satisfied scalar Schrodinger singular skew Hermitian spin spinor fields surface symmetric t₁ t₁|t₂ t₂ Tºº transverse unitary transformations variables vector field write X₂ XA 8X δακ μ μ μ μν Σοκ бак дн