What is the essence of Lagrangian/Hamiltonian mechanics?
60889
What exactly are Hamiltonian Mechanics (and Lagrangian mechanics)
94004
Boundedness of general relativity Hamiltonian
30992
How do you determine the Lagrangian?
154695
Components of forces?
73045
Transitioning between Lagrangian and Eulerian fluid variables
64727
Total time derivatives and partial coordinate derivatives in classical mechanics
112073
What does a Lagrangian of the form $L=m^2\dot x^4 +U(x)\dot x^2 -W(x)$ represent?
99285
Why is the change in Hamiltonian for an active infinitesimal canonical transformation defined the way it is?
78182
Hamiltonian or not?
4989
Why are there only derivatives to the first order in the Lagrangian?
82166
How are constraint forces represented in Lagrangian mechanics?
17414
Lagrangian of an effective potential
146853
Do we need inertial frames in Lagrangian mechanics?
40340
How general is the Lagrangian quantization approach to field theory?
61142
Is there any physics that cannot be expressed in terms of Lagrange equations?
82135
Lagrangian to Hamiltonian in Quantum Field Theory
36380
Why not use the Lagrangian, instead of the Hamiltonian, in nonrelativistic QM?