Rewriting the Lagrangian in terms of the constant(s) of motion doesn't work. Why? (spherical pendulum)
32697
How can you solve this "paradox"? Central potential
83770
Kinetic energy doesn't make sense
17588
Can Lagrangian be thought of as a metric?
30992
How do you determine the Lagrangian?
87259
Constraints of relativistic point particle in Hamiltonian mechanics
94173
Deriving the Lagrangian for a free particle
142892
Lagrangian Mechanics - Commutativity Rule $\frac{d}{dt}\delta q=\delta \frac{dq}{dt} $
98358
A variational problem with a lagrangian , what is the lagrangian?
3603
Lagrangian and Hamiltonian EOM with dissipative force
86504
Hamilton's principle with semiholonomic constraints in Goldstein
29389
Why does $k/m=\omega^2$ for harmonic motion?
137432
Why pendulum does not follow SHM for larger angular displacement?
107478
Equation of motion of a free particle
158973
Why is this a non-holonomic constraint?
99789
Beyond Hamiltonian and Lagrangian mechanics
77245
Angular momentum squared and Hamiltonian?
118232
Is it possible for the Lagrange multiplier to be equal to zero?