User Marion

20 votes

2 answers

3k views

Diffeomorphism group vs. $\operatorname{GL}(4,\mathbb{R})$ in General Relativity

asked Dec 22, 2015 at 13:58

11 votes

1 answer

2k views

Difference between Cartesian product $\times$ and tensor product $\otimes$ on groups

tensor-calculus gauge-theory group-theory notation representation-theory

asked Sep 13, 2015 at 18:04

10 votes

2 answers

2k views

Elliptic genus; What is it within string/M-theory?

string-theory gauge-theory supersymmetry

asked Apr 15, 2015 at 20:51

9 votes

1 answer

924 views

Why holographic renormalization?

string-theory renormalization ads-cft holographic-principle

asked Jan 31, 2015 at 23:29

8 votes

1 answer

982 views

How can I understand instantons as sheaves?

gauge-theory yang-mills instantons moduli algebraic-geometry

asked Nov 12, 2015 at 11:15

8 votes

1 answer

255 views

A fundamental question about Seiberg duality

quantum-field-theory supersymmetry conformal-field-theory duality

asked Oct 16, 2017 at 23:19

7 votes

1 answer

1k views

Georgi-Glashow model and the VEV of the scalar field

quantum-field-theory gauge-theory symmetry-breaking higgs electroweak

asked Jul 26, 2015 at 23:42

7 votes

2 answers

1k views

Why M-theory has only M2 and M5 branes?

string-theory spacetime-dimensions branes

asked Feb 19, 2015 at 23:07

7 votes

3 answers

3k views

Sign of the totally anti-symmetric Levi-Civita tensor $\varepsilon^{\mu_1 \ldots}$ when raising indices

tensor-calculus conventions

asked Jan 6, 2015 at 2:23

6 votes

1 answer

279 views

Why the bosonic part of the superconformal group $SU(2,2|1)$ is $SO(4,2) \times U(1)_R$?

group-theory supersymmetry conformal-field-theory superalgebra superconformality

asked Dec 25, 2014 at 15:16

6 votes

0 answers

212 views

How can I get the Seiberg-Witten curve from M-theory?

quantum-field-theory string-theory mathematical-physics supersymmetry seiberg-witten-theory

asked May 28, 2017 at 21:08

5 votes

1 answer

144 views

Obstruction in calculating $\mathcal{Z}_{\mathcal{N}=1}$ SYM partition function

quantum-field-theory gauge-theory supersymmetry renormalization partition-function

asked Mar 27, 2017 at 21:21

4 votes

0 answers

230 views

Branes wrapping curves in M-theory. What does it mean?

string-theory differential-geometry topology branes

asked May 6, 2015 at 8:17

4 votes

1 answer

394 views

Confusion about square bracket notation in the the Kronecker delta symbol

tensor-calculus conventions notation commutator

asked Dec 16, 2014 at 12:53

4 votes

0 answers

258 views

Meaning of the Coulomb and Higgs branch for non-Lagrangian theories?

string-theory supersymmetry

asked Apr 2, 2015 at 19:27

3 votes

1 answer

247 views

Type IIB string theory is chiral. Do there exist non-chiral II SUGRA theories?

string-theory supersymmetry supergravity

asked Mar 10, 2015 at 20:59

3 votes

1 answer

234 views

What does it mean to "uplift" a supergravity solution to higher dimensions?

string-theory supergravity

asked Mar 15, 2015 at 23:39

3 votes

1 answer

428 views

Clarification: Why the gauge symmetry of pure Yang-Mills is $PU(n)$ and not $SU(n)$? [closed]

quantum-field-theory gauge-theory group-theory yang-mills

asked Mar 21, 2015 at 22:38

3 votes

0 answers

138 views

What information do quiver gauge diagrams provide?

string-theory supersymmetry gauge-theory

asked Feb 26, 2015 at 23:24

3 votes

2 answers

655 views

Higher rank $\gamma$-matrix question

quantum-field-theory spinors dirac-matrices classical-field-theory clifford-algebra

asked Dec 20, 2014 at 13:18

3 votes

1 answer

314 views

Trying to show that the current is conserved

homework-and-exercises conservation-laws electric-current field-theory

asked Dec 27, 2014 at 15:29

3 votes

2 answers

272 views

Topological strings: Why is the complex structure for $T^2$ denoted as $\tau$ in string theory?

string-theory differential-geometry topological-field-theory calabi-yau moduli

asked Jun 3, 2015 at 23:39

3 votes

0 answers

147 views

How do I obtain the SUSY Transformations from Poisson Brackets?

homework-and-exercises supersymmetry hamiltonian-formalism field-theory poisson-brackets

asked Mar 2, 2016 at 17:56

3 votes

1 answer

242 views

Where are the $U(1)$ topological gauge theory zero modes?

quantum-field-theory topological-field-theory seiberg-witten-theory

asked Dec 22, 2016 at 17:59

2 votes

0 answers

195 views

What exactly is the "diagonal embedding" in the supersymmetric topological twist?

gauge-theory supersymmetry topological-field-theory yang-mills

asked Nov 19, 2015 at 6:11

2 votes

0 answers

233 views

Intuition behind Nekreasov's instanton partition function. What do the partitions represent exactly?

gauge-theory supersymmetry instantons

asked Oct 12, 2015 at 10:49

2 votes

1 answer

102 views

What is $\mathcal{N}=2$ QED?

string-theory quantum-electrodynamics supersymmetry

asked Jun 9, 2015 at 20:27

2 votes

0 answers

86 views

Hypermultiplet as BPS particles

quantum-field-theory string-theory supersymmetry

asked Sep 2, 2015 at 16:25

2 votes

1 answer

151 views

My glasses seem to be polarizing the light when they want. What is happening?

visible-light polarization

asked May 8, 2015 at 12:58

2 votes

0 answers

146 views

Protected operators by SUSY

quantum-field-theory supersymmetry conformal-field-theory

asked Dec 21, 2017 at 15:10

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72 Questions

Diffeomorphism group vs. $\operatorname{GL}(4,\mathbb{R})$ in General Relativity

Difference between Cartesian product $\times$ and tensor product $\otimes$ on groups

Elliptic genus; What is it within string/M-theory?

Why holographic renormalization?

How can I understand instantons as sheaves?

A fundamental question about Seiberg duality

Georgi-Glashow model and the VEV of the scalar field

Why M-theory has only M2 and M5 branes?

Sign of the totally anti-symmetric Levi-Civita tensor $\varepsilon^{\mu_1 \ldots}$ when raising indices

Why the bosonic part of the superconformal group $SU(2,2|1)$ is $SO(4,2) \times U(1)_R$?

How can I get the Seiberg-Witten curve from M-theory?

Obstruction in calculating $\mathcal{Z}_{\mathcal{N}=1}$ SYM partition function

Branes wrapping curves in M-theory. What does it mean?

Confusion about square bracket notation in the the Kronecker delta symbol

Meaning of the Coulomb and Higgs branch for non-Lagrangian theories?

Type IIB string theory is chiral. Do there exist non-chiral II SUGRA theories?

What does it mean to "uplift" a supergravity solution to higher dimensions?

Clarification: Why the gauge symmetry of pure Yang-Mills is $PU(n)$ and not $SU(n)$? [closed]

What information do quiver gauge diagrams provide?

Higher rank $\gamma$-matrix question

Trying to show that the current is conserved

Topological strings: Why is the complex structure for $T^2$ denoted as $\tau$ in string theory?

How do I obtain the SUSY Transformations from Poisson Brackets?

Where are the $U(1)$ topological gauge theory zero modes?

What exactly is the "diagonal embedding" in the supersymmetric topological twist?

Intuition behind Nekreasov's instanton partition function. What do the partitions represent exactly?

What is $\mathcal{N}=2$ QED?

Hypermultiplet as BPS particles

My glasses seem to be polarizing the light when they want. What is happening?

Protected operators by SUSY