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SolubleFish
  • Member for 1 year, 2 months
  • Last seen this week
  • Paris, France
15 votes

Quantum Physics: Are entangled electrons in absolute states?

14 votes

Proof that you can't disentangle two parties if you only operate on one

14 votes

Why does group representation theory look linear?

10 votes
Accepted

What is the difference between the time dependent and time independent Schrödinger equation?

9 votes

Path integral for complex scalar field

7 votes
Accepted

Combining two 1D Hamiltonians: How to construct the new Hamiltonian properly?

7 votes

Finite distance, Infinite time?

7 votes

Symmetry in the Simultaneity of events in Special Relativity

6 votes
Accepted

Will the Hilbert space get expanded when measuring the entangled state?

5 votes
Accepted

Hermitian conjugate of 4-derivative $\partial_\mu$

5 votes

Quantum theory over the algebraic closure $\overline{\mathbb{Q}}$ of the rational numbers $\mathbb{Q}$

5 votes

Why does a symmetry operator commute with the Hamiltonian?

5 votes

Derivation of partition function for $N$ identical quantum harmonic oscillators

4 votes

Extracting $\mathbf b$ from $M = a I + \mathbf b \cdot \mathbf S$, when $S_i$ are higher spin matrices?

4 votes

Diagonalizing a given Hamiltonian

4 votes

In Quantum Mechanics is it possible to apply time evolution operator to wavefunction?

4 votes

Energy of a Quantum Harmonic Oscillator $(x-a)$ vs $x$

4 votes
Accepted

Parameterizing a unitary transformation between pure states and viewing it as a rotation

4 votes
Accepted

Is any "measurably independent" bipartite state separable?

4 votes

Why is the wavefunction not equal to 0 at the spike of the Dirac delta potential, but it is 0 for the infinite square well boundaries?

4 votes
Accepted

On Bloch's Theorem and the standard Fourier proof

4 votes
Accepted

Why is Dirac Delta function necessary?

4 votes

How to explain the minus (negative) sign before Kinetic energy operator in Hamiltonian operator?

4 votes
Accepted

What is the functional form for a ket vector in the position basis?

4 votes
Accepted

Trying to show new matrix elements of momentum operator after unitary transformation of $|x \rangle$

4 votes
Accepted

Limitations of Ehrenfest's theorem and non-stationary states

4 votes

Cauchy sequences through examples in Quantum Mechanics (at the level of the rigor of physicists)

3 votes
Accepted

On which states do creation and annihilation operators act?

3 votes
Accepted

Is there really something weird about quantum entanglement?

3 votes
Accepted

How to interpret "integrals with operators" like $\int p(\rho) \rho^{\otimes N} d\nu$?

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