query: Why is there an inconsistency between the gauge transformation of the classical canonical momentum and the momentum operator in quantum mechanics?
positive_passages.docid: 147524
positive_passages.text: Why is the "canonical momentum" for the Dirac equation not defined in terms of the "gauge covariant derivative"?
negative_passages.docid: 87328
negative_passages.text: Expectation of momentum in the bound state
negative_passages.docid: 49300
negative_passages.text: How does non-Abelian gauge symmetry imply the quantization of the corresponding charges?
negative_passages.docid: 64424
negative_passages.text: Why does the classical path give the dominant contribution in the path integral?
negative_passages.docid: 46450
negative_passages.text: Physical meaning of quantum operators
negative_passages.docid: 154513
negative_passages.text: Do stationary states with higher energy necessarily have higher position-momentum uncertainty?
negative_passages.docid: 114172
negative_passages.text: Derivation of Hamilton-Jacobi theory using canonical transformations
negative_passages.docid: 116427
negative_passages.text: $(c^{\mu}\partial_{\mu}-m)\phi(x)=0$ not Lorentz-invariant?
negative_passages.docid: 45061
negative_passages.text: Physical interpretation of $Q^i = \partial _\nu T^{i \nu}$
negative_passages.docid: 83832
negative_passages.text: Time as a Hermitian operator in quantum mechanics
negative_passages.docid: 71820
negative_passages.text: Intuitive explanation of why momentum is the Fourier transform variable of position?
negative_passages.docid: 13644
negative_passages.text: Is the change in the Lagrangian always a total derivative for symmetry transformations of the action?
negative_passages.docid: 23089
negative_passages.text: Differences between symmetric, Hermitian, self-adjoint, and essentially self-adjoint operators
negative_passages.docid: 104244
negative_passages.text: Is the Momentum Operator a Postulate?
negative_passages.docid: 36403
negative_passages.text: Gauge symmetry is not a symmetry?
negative_passages.docid: 12422
negative_passages.text: Derivation of $E=pc$ for a massless particle?
negative_passages.docid: 57051
negative_passages.text: Why does Quantum Field Theory use Lagrangians rather than Hamiltonians?