Paths for Learning Keldysh Field Theory
134314
Good reading on the Keldysh formalism
120529
Relations between diffeomorphism symmetry theories and invariant $SU(N), N \rightarrow \infty$ theories
138298
Learning about Grothendieck's Galois Theory.
36152
Bessel function representation of spacelike KG propagator
38467
Interpreting the Kretschmann scalar
26224
Differentiating Propagator, Green's function, Correlation function, etc
91090
Trying to understand the idea behind path independence for line integrals
89295
The interpretation of mass in quantum field theories
68634
Learn about tensors for physics
141949
Tree level QFT and classical fields/particles
58807
Solving the Lie algebra of generators: path from algebra to matrix representation
40340
How general is the Lagrangian quantization approach to field theory?
66006
Resources for theory of distributions (generalized functions) for physicists
22277
Is it possible to reconstruct the Hamiltonian from knowledge of its ground state wave function?
87914
Contradictory result for scalar-field propagator from Feynman rules and LSZ formula
68267
$SU(3)$ irreducible representations with tensor method
131091
Srednicki's Path Integrals: Ground-State to Ground-State Transition Amplitude in the Presence of a Perturbation