Normal ordering of hamiltonian
31113
Why is normal ordering a valid operation?
43127
Why are Hamiltonian Mechanics well-defined?
93198
The order of a conjugacy class is bounded by the index of the center
81176
A normal matrix with real eigenvalues is Hermitian
99677
Generalization of Cayley-Hamilton
95081
Ordering on complex numbers
99285
Why is the change in Hamiltonian for an active infinitesimal canonical transformation defined the way it is?
26896
Why can't $ i\hbar\frac{\partial}{\partial t}$ be considered the Hamiltonian operator?
94004
Boundedness of general relativity Hamiltonian
104034
Is $\le$ defined by $\langle 𝑥_1, 𝑦_1 \rangle \le \langle 𝑥_2, 𝑦_2 \rangle$, if $𝑥_1 \le 𝑥_2 \land𝑦_1 \ge 𝑦_2$ a linear order?
104513
Order of elements in $Z_n$
11358
Eigenvalues of the Lagrangian?
22297
Normal operator $\Rightarrow$ S invariant implies $S^\perp$ invariant
78182
Hamiltonian or not?
103460
Normal but not hermitian nor unitary
56943
Normal operator with real spectrum is hermitian.
150996
Why path integral approach may suffer from operator ordering problem?