User Sounak Sinha

6 votes

0 answers

172 views

Examples of CFTs

asked Sep 11, 2020 at 14:13

5 votes

1 answer

907 views

Change in stress tensor under a Weyl transformation

asked Jan 2, 2021 at 10:41

5 votes

0 answers

468 views

Casimir operators of de Sitter space

asked Apr 11, 2020 at 18:05

5 votes

1 answer

1k views

Why is gauge invariance so important?

asked Dec 10, 2019 at 7:42

4 votes

1 answer

316 views

BRST symmetry, gauge invariance and longitudinal gauge bosons

asked Dec 12, 2019 at 18:20

4 votes

1 answer

478 views

Counterterms cancelling divergences

asked Dec 13, 2019 at 11:05

4 votes

1 answer

137 views

Gauge constraint in the definition of the $\mathbb{Z}_2$ invariant

asked Oct 7, 2023 at 21:40

3 votes

0 answers

197 views

Quartic Casimir of the 3D conformal group

asked Apr 14, 2020 at 4:48

3 votes

1 answer

180 views

Vertex algebra confusion

asked Jan 1, 2020 at 7:11

3 votes

1 answer

401 views

Doubt about the derivation of the Callan-Symanzik equation

asked Dec 21, 2019 at 7:21

3 votes

0 answers

75 views

Doubt regarding cross sections of a Killing horizon

asked Jun 28, 2019 at 16:07

2 votes

1 answer

314 views

Doubt in Weinberg's book on Quantum Field Theory

asked Dec 12, 2018 at 7:51

2 votes

0 answers

111 views

Possible extra term in the Gauss-Bonnet Action

asked Feb 8, 2019 at 21:58

2 votes

0 answers

134 views

Transformation of fermionic creation and annihilation operators

asked Jun 13, 2019 at 14:48

2 votes

0 answers

69 views

Are Feynman diagrams analytic functions of the external momenta?

asked Dec 12, 2019 at 7:06

2 votes

1 answer

261 views

CFTs that are not modular invariant

asked Oct 15, 2021 at 6:27

1 vote

2 answers

168 views

Perturbing the Harmonic oscillator [closed]

asked Jan 3, 2020 at 18:50

1 vote

0 answers

135 views

Euclidean Schwarzschild black hole

asked Nov 14, 2020 at 5:50

1 vote

1 answer

145 views

$(1,1)$ representation of $SL(2,\mathbb{C})$

asked Dec 9, 2018 at 21:07

1 vote

0 answers

38 views

Can local rotations lead to a gauge theory?

asked Dec 11, 2019 at 9:23

1 vote

0 answers

74 views

Correlation functions under rescaling

asked Dec 23, 2019 at 17:30

1 vote

1 answer

403 views

Power counting and divergences

asked Dec 18, 2019 at 18:11

1 vote

0 answers

302 views

Raychaudhuri equation for black holes

asked Jun 23, 2019 at 12:00

0 votes

0 answers

243 views

Doubt in Weinberg's book on QFT

asked Oct 6, 2019 at 14:14

0 votes

1 answer

116 views

Dynamical variables in a quantum oscillator

asked Jun 14, 2018 at 6:25

0 votes

1 answer

417 views

Relation of the Lorentz group to $O(1,3)$

asked Dec 3, 2018 at 9:16

0 votes

0 answers

81 views

Non-Abelian Chern-Simons path integral on a torus

asked Oct 6, 2021 at 18:09

0 votes

1 answer

364 views

Vacuum state in "in-in" formalism

asked Apr 22, 2020 at 3:42

Stack Exchange Network

28 Questions

Examples of CFTs

Change in stress tensor under a Weyl transformation

Casimir operators of de Sitter space

Why is gauge invariance so important?

BRST symmetry, gauge invariance and longitudinal gauge bosons

Counterterms cancelling divergences

Gauge constraint in the definition of the $\mathbb{Z}_2$ invariant

Quartic Casimir of the 3D conformal group

Vertex algebra confusion

Doubt about the derivation of the Callan-Symanzik equation

Doubt regarding cross sections of a Killing horizon

Doubt in Weinberg's book on Quantum Field Theory

Possible extra term in the Gauss-Bonnet Action

Transformation of fermionic creation and annihilation operators

Are Feynman diagrams analytic functions of the external momenta?

CFTs that are not modular invariant

Perturbing the Harmonic oscillator [closed]

Euclidean Schwarzschild black hole

$(1,1)$ representation of $SL(2,\mathbb{C})$

Can local rotations lead to a gauge theory?

Correlation functions under rescaling

Power counting and divergences

Raychaudhuri equation for black holes

Doubt in Weinberg's book on QFT

Dynamical variables in a quantum oscillator

Relation of the Lorentz group to $O(1,3)$

Non-Abelian Chern-Simons path integral on a torus

Vacuum state in "in-in" formalism