query: Unphysical degrees of freedom in the Yang Mills Lagrangian
positive_passages.docid: 135502
positive_passages.text: How many physical degrees of freedom does the $\mathrm{SU(N)}$ Yang-Mills theory have?
negative_passages.docid: 44239
negative_passages.text: Why the extra term $\frac{1}{2}(\partial_{\rho}A^{\rho})^2$ in the photon Lagrangian?
negative_passages.docid: 62692
negative_passages.text: Retrieving Maxwell's equations from the minimum action principle
negative_passages.docid: 40340
negative_passages.text: How general is the Lagrangian quantization approach to field theory?
negative_passages.docid: 87328
negative_passages.text: Expectation of momentum in the bound state
negative_passages.docid: 102564
negative_passages.text: Energy-momentum tensor transformation
negative_passages.docid: 45061
negative_passages.text: Physical interpretation of $Q^i = \partial _\nu T^{i \nu}$
negative_passages.docid: 141128
negative_passages.text: Action of a massive free point-particle in relativistic mechanics
negative_passages.docid: 26125
negative_passages.text: Does the canonical commutation relation fix the form of the momentum operator?
negative_passages.docid: 67235
negative_passages.text: Free Particle Path Integral Matsubara Frequency
negative_passages.docid: 55316
negative_passages.text: Why is the Yang-Mills gauge group assumed compact and semi-simple?
negative_passages.docid: 57051
negative_passages.text: Why does Quantum Field Theory use Lagrangians rather than Hamiltonians?
negative_passages.docid: 77245
negative_passages.text: Angular momentum squared and Hamiltonian?
negative_passages.docid: 153656
negative_passages.text: What Lagrangian counterterms might be needed in a $\phi^ 6$ theory in 3D?
negative_passages.docid: 141949
negative_passages.text: Tree level QFT and classical fields/particles
negative_passages.docid: 143157
negative_passages.text: Perturbation theory: justifying expansion in terms of eigenstates of the basis Hamiltonian
negative_passages.docid: 98303
negative_passages.text: Ward identity derived from global symmetry and SDE, different from that derived from gauge symmetry?