Maxwell Lagrangian where $F$ and its derivatives are the variables (i.e., without replacing $F={\rm d}A$)
101002
Is there either a Lagrangian or a Hamiltonian formulation of electromagnetism with continuous distributions of magnetic monopoles?
28935
Lagrangian of the Euler equations
153727
Constant term in Lagrangian
126388
Derivation of Lorentz Transformations
114672
Why do we use the Lagrangian and Hamiltonian instead of other related functions?
36990
Notation of the second derivative - Where does the d go?
46593
Upper limits for jerk and higher derivatives in physics
94173
Deriving the Lagrangian for a free particle
48930
Least-action classical electrodynamics without potentials
117613
Interchange of partial derivative and limit
8844
Higher-order partial derivatives w.r.t. variable raised to some power
105398
Physical intuition for higher order derivatives
61142
Is there any physics that cannot be expressed in terms of Lagrange equations?
125615
Defining the derivative without limits
106212
Multiple derivative notation
68813
Geodesic Equation from variation: Is the squared lagrangian equivalent?
85094
A problem from Evans' PDEs book: find a Lagrangian for a given Euler-Lagrange equation