Getting a Conserved Quantity from a Lagrangian
64247
Noether Theorem and Energy conservation in classical mechanics
150081
Deriving Lagrangian density for electromagnetic field
63428
Rotating Cone - Finding Energy and Momentum
37598
Deriving the Lorentz force from velocity dependent potential
126142
Action principle, Lagrangian mechanics, Hamiltonian mechanics, and conservation laws when assuming Aristotelian mechanics $F=mv$
28946
Derivation of Spin Lagrangian
87877
Angular Momentum Conservation in Gravitational Interaction
29329
Does a four-divergence extra term in a Lagrangian density matter to the field equations?
77338
Lagrangian interpolation: degree of the interpolation polynomial
27296
Derivation of Lagrangian of electromagnetic field from Lorentz force
59313
What symmetry causes the Runge-Lenz vector to be conserved?
17451
Expanding electromagnetic field Lagrangian in terms of gauge field
114562
Boundary conditions for calculus of variations in phase space and under canonical transformations
48068
Any good resources for Lagrangian and Hamiltonian Dynamics?
17588
Can Lagrangian be thought of as a metric?
120474
Does the lagrangian contain all the information about the representations of the fields in QFT?
51122
Lagrangian of Schrodinger field