Euler-Lagrange equations using $\vec{E}$ and $\vec{B}$ instead of $A^\mu$
48930
Least-action classical electrodynamics without potentials
35298
A question about the higher-order Weyl variation for the geodesic distance
61142
Is there any physics that cannot be expressed in terms of Lagrange equations?
153727
Constant term in Lagrangian
35571
Euler Rotations in Ordinary Space
126390
Covariance of Euler-Lagrange equations under change of generalized coordinates
70477
Asking the vector form of the equation about velocity
133236
Euler's Solution of Seven Bridges of Königsberg in Layman Terms
68813
Geodesic Equation from variation: Is the squared lagrangian equivalent?
73045
Transitioning between Lagrangian and Eulerian fluid variables
106120
Mathematica Improved Euler's Method
85094
A problem from Evans' PDEs book: find a Lagrangian for a given Euler-Lagrange equation
80670
'Lines' in the Euler phi graph
119399
Solving a PDE containing DiracDelta
51294
Derivation of Euler's equations for rigid body rotation
84964
Euler method for SIR model
149589
Analogous results to Euler's theorem