Quantum mechanics not in $L_2$-space
45559
Why we use $L_2$ Space In QM?
75803
Why does the space of pure qudit states have dimension $2(D-1)$, rather than $D^2-2$?
136184
Why we dont have "direct" velocity operator just as $p$? ( as use $p$ space not $v$? ) in quantum mechanics?
55700
Is it possible to recover Classical Mechanics from Schrödinger's equation?
34021
What is the physical meaning of a "complete" Hilbert space in QM?
38939
A book on quantum mechanics supported by the high-level mathematics
69481
Classical limit of the path integral formulation of quantum mechanics
25195
$2 \otimes_{R} 2 + x \otimes_{R} x$ is not a simple tensor in $I \otimes_R I$
64840
A Banach space that is not a Hilbert space
48520
How to derive the Schrödinger Equation from Heisenberg's matrix mechanics and vice-versa?
68014
Prove that $\mathfrak{su}(2)$ is not isomorphic to $\mathfrak{sl}(2,\mathbb R)$
26125
Does the canonical commutation relation fix the form of the momentum operator?
51122
Lagrangian of Schrodinger field
82464
$U^*\otimes V$ versus $L(U,V)$ for infinite dimensional spaces
95635
$\ell^{\infty}(\mathbb N)$ is not a separable space
78654
An example of a norm which can't be generated by an inner product
87951
Normalizable wavefunction that does not vanish at infinity