User Iván Mauricio Burbano

6

16

votes

4

answers

2k

views

Does spacetime position not form a four-vector?

Dec 24 '18 at 8:19 Qmechanic♦ 131k

6

9

votes

3

answers

2k

views

Mathematical Formulation of Classical Spacetime

classical-mechanics mathematical-physics spacetime

May 31 '16 at 17:55 Christoph 11.7k

3

8

votes

4

answers

293

views

Haag's comment on the relation between fields and particles

quantum-field-theory particle-physics standard-model gauge-theory elementary-particles

2h ago anna v 187k

3

6

votes

1

answer

94

views

Choice of folliation in path integral

quantum-field-theory hilbert-space path-integral vacuum wick-rotation

Apr 20 at 13:15 Chiral Anomaly 29k

1

6

votes

4

answers

252

views

Hamiltonian of non-regular Lagrangian is well-defined on phase space

classical-mechanics lagrangian-formalism hamiltonian-formalism hamiltonian constrained-dynamics

Mar 30 at 13:22 Iván Mauricio Burbano 1,904

1

5

votes

2

answers

151

views

Are representations of $\text{SL}(2,\mathbb{C})$ indexed by one half-integer or two?

special-relativity representation-theory lorentz-symmetry

Jan 29 '19 at 1:20 Iván Mauricio Burbano 1,904

1

4

votes

1

answer

98

views

Gauge Symmetries as Redundancies vs Constraints

gauge-theory gauge-invariance quantization

May 6 at 20:21 Iván Mauricio Burbano 1,904

1

4

votes

1

answer

82

views

Functional Analytic Square Root of Hamiltonian Alternative to Dirac

quantum-mechanics schroedinger-equation hamiltonian dirac-equation non-locality

Apr 4 at 20:08 Qmechanic♦ 131k

3

4

votes

0

answers

85

views

Conformal Invariance of the Scalar Field

symmetry field-theory conformal-field-theory classical-field-theory

Feb 27 at 22:51 Iván Mauricio Burbano 1,904

3

votes

1

answer

48

views

Cohomology of the Koszul-Tate complex for an irreducible symmetry vanishes in degree $-2$

field-theory gauge-invariance brst cohomology

Jul 30 at 21:40 Iván Mauricio Burbano 1,904

2

3

votes

1

answer

168

views

Abstract definition of conjugate points

general-relativity spacetime differential-geometry topology geodesics

Jul 20 at 14:07 Community♦ 1

1

3

votes

2

answers

84

views

Variation of action in terms of energy-momentum tensor

symmetry conformal-field-theory stress-energy-momentum-tensor noethers-theorem

Apr 20 at 19:14 Qmechanic♦ 131k

2

3

votes

1

answer

155

views

$(1,0)$ representation of $\text{SL}(2,\mathbb{C})$ and selfdual antisymmetric tensors

field-theory representation-theory lorentz-symmetry

Jan 25 '19 at 20:03 MannyC 4,867

2

votes

1

answer

27

views

Open gauge algebras apart from supergravity theories

quantum-field-theory field-theory gauge-theory gauge-invariance

Jun 28 at 11:47 Qmechanic♦ 131k

2

votes

1

answer

39

views

Is it true that in abelian Chern-Simons theory diffeomorphisms differ from ordinary gauge transformations trivially?

field-theory gauge-theory gauge-invariance constrained-dynamics chern-simons-theory

May 21 at 3:39 Chiral Anomaly 29k

2

votes

1

answer

29

views

Dirac action momenta conjugate to conjugate field

hamiltonian-formalism fermions dirac-equation gauge-invariance constrained-dynamics

Apr 27 at 20:22 Qmechanic♦ 131k

2

votes

1

answer

64

views

Relationship between the Klein-Gordon equation and Poincaré invariance

special-relativity field-theory klein-gordon-equation poincare-symmetry

Apr 6 at 19:23 Thomas Fritsch 11.6k

2

votes

0

answers

36

views

Normalization in the $O(n)$ model

statistical-mechanics spin-chains

May 3 '19 at 18:37 Qmechanic♦ 131k

1

2

votes

0

answers

74

views

Error in proof of Wick's theorem

field-theory feynman-diagrams wick-theorem

Mar 31 '19 at 13:02 Iván Mauricio Burbano 1,904

1

2

votes

1

answer

579

views

Problems of Klein Gordon equation

quantum-field-theory field-theory noethers-theorem klein-gordon-equation classical-field-theory

Mar 18 '19 at 22:56 gented 5,337

2

votes

0

answers

44

views

Young diagrams and $\mathrm{SU}(n)$ representations [duplicate]

resource-recommendations symmetry group-theory representation-theory group-representations

Dec 7 '17 at 11:17 Qmechanic♦ 131k

2

votes

2

answers

2k

views

Proof of Archimedes Principle

homework-and-exercises buoyancy fluid-statics

Aug 7 '17 at 17:50 Qmechanic♦ 131k

1

2

votes

1

answer

420

views

Details on the magnetic field of a linearly polarized electric wave

electromagnetism waves vector-fields

Oct 31 '15 at 10:23 Rob Jeffries 87.7k

2

votes

2

answers

181

views

Lack of rigour in usual derivation of Work-Energy Theorem

newtonian-mechanics energy work differentiation

Apr 20 '15 at 0:33 user1620696 23.5k

1

vote

0

answers

30

views

Where are the references in this paper? [closed]

specific-reference textbook-erratum

Jul 30 at 14:25 Qmechanic♦ 131k

1

vote

1

answer

92

views

Batalin-Vilkovisky (BV) form of the Chern-Simons Action

lagrangian-formalism field-theory gauge-theory chern-simons-theory brst

Jul 24 at 9:06 Qmechanic♦ 131k

1

vote

1

answer

58

views

Right vs Left Derivatives

differentiation fermions calculus grassmann-numbers superalgebra

Jul 14 at 10:32 Qmechanic♦ 131k

1

vote

1

answer

75

views

Why is the Polyakov action special for $p\!=\!1$ branes?

lagrangian-formalism metric-tensor string-theory action branes

Jul 2 at 15:05 Qmechanic♦ 131k

1

vote

0

answers

28

views

Physical Interpretation of Partition Function with Background Field

quantum-field-theory statistical-mechanics field-theory feynman-diagrams

Jun 30 at 19:09 Iván Mauricio Burbano 1,904

1

vote

0

answers

20

views

Is there any online reference to Spherical Model and the Infinite Spin Dimensionality Limit?

specific-reference

May 8 '19 at 9:35 Iván Mauricio Burbano 1,904

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50 Questions

Does spacetime position not form a four-vector?

Mathematical Formulation of Classical Spacetime

Haag's comment on the relation between fields and particles

Choice of folliation in path integral

Hamiltonian of non-regular Lagrangian is well-defined on phase space

Are representations of $\text{SL}(2,\mathbb{C})$ indexed by one half-integer or two?

Gauge Symmetries as Redundancies vs Constraints

Functional Analytic Square Root of Hamiltonian Alternative to Dirac

Conformal Invariance of the Scalar Field

Cohomology of the Koszul-Tate complex for an irreducible symmetry vanishes in degree $-2$

Abstract definition of conjugate points

Variation of action in terms of energy-momentum tensor

$(1,0)$ representation of $\text{SL}(2,\mathbb{C})$ and selfdual antisymmetric tensors

Open gauge algebras apart from supergravity theories

Is it true that in abelian Chern-Simons theory diffeomorphisms differ from ordinary gauge transformations trivially?

Dirac action momenta conjugate to conjugate field

Relationship between the Klein-Gordon equation and Poincaré invariance

Normalization in the $O(n)$ model

Error in proof of Wick's theorem

Problems of Klein Gordon equation

Young diagrams and $\mathrm{SU}(n)$ representations [duplicate]

Proof of Archimedes Principle

Details on the magnetic field of a linearly polarized electric wave

Lack of rigour in usual derivation of Work-Energy Theorem

Where are the references in this paper? [closed]

Batalin-Vilkovisky (BV) form of the Chern-Simons Action

Right vs Left Derivatives

Why is the Polyakov action special for $p\!=\!1$ branes?

Physical Interpretation of Partition Function with Background Field

Is there any online reference to Spherical Model and the Infinite Spin Dimensionality Limit?