Lagrangian via equation of the motion
30992
How do you determine the Lagrangian?
15565
How can one derive the Hamiltonian-function out of a differential equation of second order that describes the motion of a pendulum?
44595
Derivation of Newton-Euler equations
92427
Geodesic equation from the proper time integral
17588
Can Lagrangian be thought of as a metric?
23027
Deriving equations of motion using integration
85094
A problem from Evans' PDEs book: find a Lagrangian for a given Euler-Lagrange equation
3603
Lagrangian and Hamiltonian EOM with dissipative force
28946
Derivation of Spin Lagrangian
153727
Constant term in Lagrangian
82166
How are constraint forces represented in Lagrangian mechanics?
83917
How can I prove that the following Lagrangian is Lorentz-invariant iff the axionic field is a pseudoscalar?
40355
Equivalence between Hamiltonian and Lagrangian Mechanics
7306
How is the equation of motion on an ellipse derived?
105660
Invariance of action $\Rightarrow$ covariance of field equations?
155913
Lagrangian for free particle in special relativity
37598
Deriving the Lorentz force from velocity dependent potential