Why are there no conserved quantities with discrete symmetries?
13312
Is there something similar to Noether's theorem for discrete symmetries?
152997
Is there a kind of Noether's theorem for the Hamiltonian formalism?
22842
The Interpretation of $|\psi|^2$ and the No-Clone Theorem
153819
Why is $p_\phi$ conserved in a Schwarzschild orbit?
120529
Relations between diffeomorphism symmetry theories and invariant $SU(N), N \rightarrow \infty$ theories
147524
Why is the "canonical momentum" for the Dirac equation not defined in terms of the "gauge covariant derivative"?
112187
Is there a way to see that $ \nabla_\mu g_{\nu \rho} = 0 $ without explicit computation, where $\nabla_\mu$ refers to the covariant derivative?
157191
Conjugate Variables, Noether's Theorem and QM
26736
Reason for vanishing of the covariant derivative of energy-momentum tensor of matter in general relativity
29340
Why does no physical energy-momentum tensor exist for the gravitational field?
110980
Why is momentum conserved in inelastic collisions? How is it related to momentum-impulse theory?
121494
Invariance, covariance and symmetry
18564
Why is the symmetry variation $\delta_s q$ different from the ordinary variation $\delta q$?
1584
Why does spin have a discrete spectrum?
154454
Why are $L_4$ and $L_5$ lagrangian points stable?
122357
Discreteness of Spacetime and Violation of Lorentz symmetry
155208
Why aren't Christoffel symbols tensors? - asked from a fibre bundle perspective