Eigenvalues of Lagrangian/action operator?
11358
Eigenvalues of the Lagrangian?
67344
What is spectrum for Laplacian in $\mathbb{R}^n$?
28946
Derivation of Spin Lagrangian
88975
I need an intuitive explanation of eigenvalues and eigenvectors
92455
Orthonormalization of non-hermitian matrix eigenvectors
68906
Do the same equations of motion imply the same Lagrangians?
126337
Eigenvalues in orthogonal matrices
99285
Why is the change in Hamiltonian for an active infinitesimal canonical transformation defined the way it is?
89004
Where does the partial derivative come from in Sakurai's derivation of the momentum operator?
134981
Eigenvalues of $L^\dagger L$ are positive
106024
The eigenvalues and corresponding eigenvectors for the matrix
103579
Why are the zeroth order terms in degenerate perturbation theory the eigenstates of the perturbing Hamiltonian?
55231
Is there a simple way of finding the eigenstates of the creation and annihilation operator in QM?
46053
How to find Hamiltonian from this simple Lagrangian? (tricky)
112073
What does a Lagrangian of the form $L=m^2\dot x^4 +U(x)\dot x^2 -W(x)$ represent?
56083
Find the eigenvalues of a projection operator
121197
Eigenvalues and eigenfunctions of the exponential potential $ V(x)=\exp(|x|) $