Is there a physical connection between Lagrangian mechanics and Hamilton mechanics
3407
Physical meaning of Legendre transformation
36380
Why not use the Lagrangian, instead of the Hamiltonian, in nonrelativistic QM?
56446
A kind of converse of Lagrange's Theorem
15565
How can one derive the Hamiltonian-function out of a differential equation of second order that describes the motion of a pendulum?
150081
Deriving Lagrangian density for electromagnetic field
57051
Why does Quantum Field Theory use Lagrangians rather than Hamiltonians?
126142
Action principle, Lagrangian mechanics, Hamiltonian mechanics, and conservation laws when assuming Aristotelian mechanics $F=mv$
64247
Noether Theorem and Energy conservation in classical mechanics
155492
Exercise on local and global symmetry for a given Lagrangian density
72721
Do an action and its Euler-Lagrange equations have the same symmetries?
114672
Why do we use the Lagrangian and Hamiltonian instead of other related functions?
109884
Are there other less famous yet accepted formalisms of Classical Mechanics?
28035
How is Liouville's theorem compatible with the Second Law?
64228
D'Alemberts Principle to solve a Classical Mechanics problem
146853
Do we need inertial frames in Lagrangian mechanics?
156234
Why is the Converse to Lagrange's Theorem False?
68906
Do the same equations of motion imply the same Lagrangians?