User Anon21

7 votes

3 answers

768 views

Is the Lagrangian density of electromagnetism half-blind?

asked Jun 14, 2020 at 12:51

7 votes

6 answers

747 views

Can I apply the Born rule to a Dirac spinor?

asked Jun 28, 2021 at 3:51

7 votes

1 answer

512 views

Is there are relationship between the Ricci scalar and the determinant?

asked Jun 27, 2022 at 0:46

5 votes

1 answer

328 views

Lagrangian for Gauge theory of gravity

asked Nov 4, 2021 at 20:59

5 votes

1 answer

63 views

Electromagnetism - role of the phase between fundamental invariants?

asked Jun 27, 2020 at 12:36

5 votes

2 answers

482 views

Deriving the ideal gas law from relative entropy, instead of differential entropy, to avoid negative entropy

asked Mar 3, 2019 at 16:47

5 votes

1 answer

79 views

High pressure cryonics

asked Mar 22, 2020 at 15:33

4 votes

2 answers

4k views

Units of the Scalar field theory Lagrangian density [closed]

asked Sep 30, 2019 at 13:41

4 votes

2 answers

354 views

Hilbert space and the interval of special relativity?

asked Nov 7, 2019 at 2:36

4 votes

1 answer

402 views

What is the matrix form of the gluon field strength tensor?

asked Dec 24, 2019 at 16:57

4 votes

1 answer

425 views

How do I normalize the relativistic wavefunction in general?

asked Feb 18, 2021 at 23:02

4 votes

1 answer

296 views

Wave-function in geometric algebra, rotors and electromagnetism

asked Mar 10, 2021 at 12:56

3 votes

0 answers

338 views

GR as a gauge theory whose gauge group is $GL(4,ℝ)$ and whose gauge field are the Christoffel symbols $Γ_𝜇$ viewed as a $GL(4,ℝ)$-valued field

asked May 15, 2021 at 2:14

3 votes

1 answer

691 views

Mathematically, what is a graviton?

asked Nov 29, 2021 at 3:02

3 votes

1 answer

156 views

Equivalence of Schrödinger operator formalism and Path Integral Formulations for Scalar Field Theory

asked Oct 20, 2023 at 2:00

3 votes

2 answers

303 views

Solving the wave equation of a tensor $h_{\mu\nu} = (1/2) (e_\mu e_\nu + e_\nu e_\mu)$

asked Jun 10 at 18:44

3 votes

3 answers

647 views

Is the scalar curvature an independent quantity of the manifold?

asked Nov 16, 2020 at 13:43

3 votes

0 answers

53 views

Fundamental invariants of the electroweak sector?

asked Jun 29, 2020 at 12:39

3 votes

1 answer

286 views

Does the geometric algebra of curved space have a matrix representation?

asked Nov 21, 2019 at 18:28

3 votes

1 answer

180 views

Is electrodynamics associated with $O(3)$?

asked Feb 8, 2020 at 0:22

3 votes

2 answers

432 views

Does Von Neumann entropy fail to account for projective quantum measurements?

asked Oct 6, 2018 at 19:38

3 votes

2 answers

143 views

Paths of least action and loops in time

asked Feb 21, 2019 at 14:22

2 votes

0 answers

69 views

Deriving the path integral from the Trotter product formula

asked Mar 7, 2020 at 15:54

2 votes

1 answer

157 views

The statistical physics of a simple continuous system

asked Mar 2, 2019 at 19:24

2 votes

2 answers

414 views

Entropy of measurements; is the Von Neumann entropy lying?

asked Sep 4, 2019 at 1:34

2 votes

1 answer

868 views

Electroweak field-strength tensors

asked May 24, 2020 at 13:28

2 votes

1 answer

141 views

Explicit expansion of the term $\overline{\psi}(i \gamma_\mu \partial^\mu-m) \psi$

asked Jun 8, 2020 at 17:01

2 votes

1 answer

277 views

Deriving the path integral from the time-slice approach for a general hamiltonian

asked Feb 21, 2021 at 13:06

2 votes

0 answers

55 views

Can the covariant derivative of General relativity be obtained from a $GL(4,\mathbb{R})$ transformation?

asked Jan 23, 2021 at 18:48

2 votes

0 answers

146 views

Does the general linear group have any fundamental application in physics? [closed]

asked Jan 24, 2021 at 1:18

Stack Exchange Network

114 Questions

Is the Lagrangian density of electromagnetism half-blind?

Can I apply the Born rule to a Dirac spinor?

Is there are relationship between the Ricci scalar and the determinant?

Lagrangian for Gauge theory of gravity

Electromagnetism - role of the phase between fundamental invariants?

Deriving the ideal gas law from relative entropy, instead of differential entropy, to avoid negative entropy

High pressure cryonics

Units of the Scalar field theory Lagrangian density [closed]

Hilbert space and the interval of special relativity?

What is the matrix form of the gluon field strength tensor?

How do I normalize the relativistic wavefunction in general?

Wave-function in geometric algebra, rotors and electromagnetism

GR as a gauge theory whose gauge group is $GL(4,ℝ)$ and whose gauge field are the Christoffel symbols $Γ_𝜇$ viewed as a $GL(4,ℝ)$-valued field

Mathematically, what is a graviton?

Equivalence of Schrödinger operator formalism and Path Integral Formulations for Scalar Field Theory

Solving the wave equation of a tensor $h_{\mu\nu} = (1/2) (e_\mu e_\nu + e_\nu e_\mu)$

Is the scalar curvature an independent quantity of the manifold?

Fundamental invariants of the electroweak sector?

Does the geometric algebra of curved space have a matrix representation?

Is electrodynamics associated with $O(3)$?

Does Von Neumann entropy fail to account for projective quantum measurements?

Paths of least action and loops in time

Deriving the path integral from the Trotter product formula

The statistical physics of a simple continuous system

Entropy of measurements; is the Von Neumann entropy lying?

Electroweak field-strength tensors

Explicit expansion of the term $\overline{\psi}(i \gamma_\mu \partial^\mu-m) \psi$

Deriving the path integral from the time-slice approach for a general hamiltonian

Can the covariant derivative of General relativity be obtained from a $GL(4,\mathbb{R})$ transformation?

Does the general linear group have any fundamental application in physics? [closed]