Канал: K Raviteja

2021-05-06 Edward Witten

2021-05-06 Edward Witten

L22 dec 08

L22 dec 08

L21 dec 06

L21 dec 06

L20 nov 29

L20 nov 29

L19 nov 26

L19 nov 26

L18 nov 22

L18 nov 22

L17 nov 17

L17 nov 17

L16 nov 10

L16 nov 10

L15 nov 08

L15 nov 08

L14 nov 03

L14 nov 03

L13 nov 01

L13 nov 01

L12 oct 27

L12 oct 27

L11 oct 25

L11 oct 25

L10 oct 20

L10 oct 20

L09 oct 18

L09 oct 18

L08 oct 11

L08 oct 11

L07 oct 06

L07 oct 06

L06 oct 04

L06 oct 04

L05 sept 29

L05 sept 29

The Duality between Gauge fields and Strings - Carlos Nunez (Day4Part3of3)

The Duality between Gauge fields and Strings - Carlos Nunez (Day4Part3of3)

The Duality between Gauge fields and Strings - Carlos Nunez (Day4Part2of3)

The Duality between Gauge fields and Strings - Carlos Nunez (Day4Part2of3)

The Duality between Gauge fields and Strings - Carlos Nunez (Day4Part1of3)

The Duality between Gauge fields and Strings - Carlos Nunez (Day4Part1of3)

The Duality between Gauge fields and Strings - Carlos Nunez (Day3Part2of2)

The Duality between Gauge fields and Strings - Carlos Nunez (Day3Part2of2)

The Duality between Gauge fields and Strings - Carlos Nunez (Day3Part1of2)

The Duality between Gauge fields and Strings - Carlos Nunez (Day3Part1of2)

The Duality between Gauge fields and Strings - Carlos Nunez (Day2Part1of2)

The Duality between Gauge fields and Strings - Carlos Nunez (Day2Part1of2)

The Duality between Gauge fields and Strings - Carlos Nunez (Day2Part2of2)

The Duality between Gauge fields and Strings - Carlos Nunez (Day2Part2of2)

The Duality between Gauge fields and Strings - Carlos Nunez (Day1Part2of2)

The Duality between Gauge fields and Strings - Carlos Nunez (Day1Part2of2)

The Duality between Gauge fields and Strings - Carlos Nunez (Day1Part1of2)

The Duality between Gauge fields and Strings - Carlos Nunez (Day1Part1of2)

Lecture 10 - Renormalization and Effective Field Theory

Lecture 10 - Renormalization and Effective Field Theory

Lecture 11 - Renormalization and Effective Field Theory

Lecture 11 - Renormalization and Effective Field Theory

Lecture 12 - Renormalization and Effective Field Theory

Lecture 12 - Renormalization and Effective Field Theory

Lecture 13 - Renormalization and Effective Field Theory

Lecture 13 - Renormalization and Effective Field Theory

Lecture 09 - Renormalization and Effective Field Theory

Lecture 09 - Renormalization and Effective Field Theory

Lecture 08 - Renormalization and Effective Field Theory

Lecture 08 - Renormalization and Effective Field Theory

Lecture 07 - Renormalization and Effective Field Theory

Lecture 07 - Renormalization and Effective Field Theory

Lecture 05 - Renormalization and Effective Field Theory

Lecture 05 - Renormalization and Effective Field Theory

Lecture 06 - Renormalization and Effective Field Theory

Lecture 06 - Renormalization and Effective Field Theory

Lecture 04 - Renormalization and Effective Field Theory

Lecture 04 - Renormalization and Effective Field Theory

Lecture 03 - Renormalization and Effective Field Theory mp4

Lecture 03 - Renormalization and Effective Field Theory mp4

Lecture 02 - Renormalization and Effective Field Theory

Lecture 02 - Renormalization and Effective Field Theory

Lecture 01 - Renormalization and Effective Field Theory

Lecture 01 - Renormalization and Effective Field Theory

Lecture 04 - Introduction to 2+1 dimensional Chern Simons Theory, Gregory Moore, TASI 2019

Lecture 04 - Introduction to 2+1 dimensional Chern Simons Theory, Gregory Moore, TASI 2019

Lecture 03 - Introduction to 2+1 dimensional Chern Simons Theory, Gregory Moore, TASI 2019

Lecture 03 - Introduction to 2+1 dimensional Chern Simons Theory, Gregory Moore, TASI 2019

Lecture 02 - Introduction to 2+1 dimensional Chern-Simons Theory, Gregory Moore, TASI 2019

Lecture 02 - Introduction to 2+1 dimensional Chern-Simons Theory, Gregory Moore, TASI 2019

Lecture 01 - Introduction to 2+1 dimensional Chern-Simons Theory, Gregory Moore, TASI 2019

Lecture 01 - Introduction to 2+1 dimensional Chern-Simons Theory, Gregory Moore, TASI 2019

Strong coupling dynamics of string theory (M-theory) - Edward Witten (1995)

Strong coupling dynamics of string theory (M-theory) - Edward Witten (1995)

Black Hole Entropy from BMS Symmetry at the Horizon

Black Hole Entropy from BMS Symmetry at the Horizon

Entanglement and Geometry, 03 - H. Ooguri

Entanglement and Geometry, 03 - H. Ooguri

Entanglement and Geometry, 02 - H. Ooguri

Entanglement and Geometry, 02 - H. Ooguri

Entanglement and Geometry, 04 - H. Ooguri

Entanglement and Geometry, 04 - H. Ooguri

Entanglement and Geometry, 01 - H. Ooguri

Entanglement and Geometry, 01 - H. Ooguri

The BMS group, conservation laws and soft gravitons

The BMS group, conservation laws and soft gravitons

Dynamics of Superrotations in 2+1 Dimensions - Steven Carlip

Dynamics of Superrotations in 2+1 Dimensions - Steven Carlip

BMS Symmetry in Three Dimensions

BMS Symmetry in Three Dimensions

Spontaneous Dimensional Reduction?

Spontaneous Dimensional Reduction?

(2013-2014)13 - Super particle world line formalism, Introduction to the superstring

(2013-2014)13 - Super particle world line formalism, Introduction to the superstring

(2013-2014)14 - Superstrings

(2013-2014)14 - Superstrings

(2013-2014)12 - Open strings, boundary conditions

(2013-2014)12 - Open strings, boundary conditions

(2013-2014)11 - D branes as sources of closed strings

(2013-2014)11 - D branes as sources of closed strings

(2013-2014)10 - Strings in background fields, T duality

(2013-2014)10 - Strings in background fields, T duality

(2013-2014)09 - Scattering amplitudes

(2013-2014)09 - Scattering amplitudes

(2013-2014)08 - Vertex operators

(2013-2014)08 - Vertex operators

(2013-2014)07 - BRST quantization contd, the state operator correspondence

(2013-2014)07 - BRST quantization contd, the state operator correspondence

(2013-2014)06 - BRST quatization of the string, ghosts

(2013-2014)06 - BRST quatization of the string, ghosts

(2013-2014)05 - The central charge, Weyl anomaly

(2013-2014)05 - The central charge, Weyl anomaly

(2013-2014)04 - BRST Quantization

(2013-2014)04 - BRST Quantization

(2013-2014)03 - The bosonic string spectrum

(2013-2014)03 - The bosonic string spectrum

(2013- 2014)02 - Free scalar field on the world sheet

(2013- 2014)02 - Free scalar field on the world sheet

(2013-2014)01 - Introduction to perturbative String Theory

(2013-2014)01 - Introduction to perturbative String Theory

(2011-2012)14 - M Theory and 5 String Theories

(2011-2012)14 - M Theory and 5 String Theories

(2011-2012)13 - D branes, T duality, U(N) Gauge Group from Superstrings

(2011-2012)13 - D branes, T duality, U(N) Gauge Group from Superstrings

(2011-2012)12 - Type IIA and IIB Superstring Theories

(2011-2012)12 - Type IIA and IIB Superstring Theories

(2011-2012)11 - Superstrings, Spacetime Fermions, Critical Dimensions

(2011-2012)11 - Superstrings, Spacetime Fermions, Critical Dimensions

(2011-2012)10 - RNS Formalism

(2011-2012)10 - RNS Formalism

(2011-2012)09 - (Lilia Anguelova) IIA String Theory from Dimensional Reduction of 11D SUGRA

(2011-2012)09 - (Lilia Anguelova) IIA String Theory from Dimensional Reduction of 11D SUGRA

(2011-2012)08 - (Lilia Anguelova) 11D SUGRA

(2011-2012)08 - (Lilia Anguelova) 11D SUGRA

(2011-2012)07 - String Theory as a Theory of Quantum Gravity

(2011-2012)07 - String Theory as a Theory of Quantum Gravity

(2011-2012)06 - String Theory as a Theory of Quantum Gravity

(2011-2012)06 - String Theory as a Theory of Quantum Gravity

(2011-2012)05 - Quantizing Open Strings, String Spectrum, Critical Dimension

(2011-2012)05 - Quantizing Open Strings, String Spectrum, Critical Dimension

(2011-2012)04 - Closed Strings, Mode Expansion and Quantization

(2011-2012)04 - Closed Strings, Mode Expansion and Quantization

(2011-2012)03 - Relativistic Strings, Equations of Motion, Constraints, Boundary Conditions

(2011-2012)03 - Relativistic Strings, Equations of Motion, Constraints, Boundary Conditions

(2011-2012)02 - Massless Fields in Curved Spacetime, Point Particle & Polyakov Actions

(2011-2012)02 - Massless Fields in Curved Spacetime, Point Particle & Polyakov Actions

(2011-2012)01 - Why String Theory? Historical Introduction

(2011-2012)01 - Why String Theory? Historical Introduction

(2013-2014)14 - Faddeev-Popov determinant, Ghosts

(2013-2014)14 - Faddeev-Popov determinant, Ghosts

(2013-2014)15 - Feynman rules & renormalization of non abelian gauge theory

(2013-2014)15 - Feynman rules & renormalization of non abelian gauge theory

(2013-2014)12 - Non Abelian gauge theory, Gauge Fixing

(2013-2014)12 - Non Abelian gauge theory, Gauge Fixing

(2013-2014)13 - Quantization of non abelian gauge theory, gauge fixing

(2013-2014)13 - Quantization of non abelian gauge theory, gauge fixing

(2013-2014)09 - Wilsonian Renormalization

(2013-2014)09 - Wilsonian Renormalization

(2013-2014)10 - Wilsonian Renormalization of scalar field at 1 loop in local pot approx

(2013-2014)10 - Wilsonian Renormalization of scalar field at 1 loop in local pot approx

(2013-2014)11 - Grassman Variables, Berezin calculus, Fermionic functional integrals

(2013-2014)11 - Grassman Variables, Berezin calculus, Fermionic functional integrals

(2013-2014)02 - operators & correlation functions in path integrals

(2013-2014)02 - operators & correlation functions in path integrals

(2013-2014)03 - free scalar field propagator, wick's theorem

(2013-2014)03 - free scalar field propagator, wick's theorem

(2013-2014)04 - quantization of phi^4 theory, correlation functions

(2013-2014)04 - quantization of phi^4 theory, correlation functions

(2013-2014)05 - structure of perturbative expansion, effective action

(2013-2014)05 - structure of perturbative expansion, effective action

(2013-2014)06 - 1-loop effective action, Kallen Lehmann spectral representation

(2013-2014)06 - 1-loop effective action, Kallen Lehmann spectral representation

(2013-2014)07 - renormalization of phi^4 theory at 1 loop with D=4

(2013-2014)07 - renormalization of phi^4 theory at 1 loop with D=4

(2013-2014)08 - Perturbative renormalization, Beta Function

(2013-2014)08 - Perturbative renormalization, Beta Function

(2013-2014)01 - Euclidean time & field theory, path integrals

(2013-2014)01 - Euclidean time & field theory, path integrals

A3 - Chern Simons Theory

A3 - Chern Simons Theory

A1 - Random Matrix Theory

A1 - Random Matrix Theory

A2 - Conformal Field Theory

A2 - Conformal Field Theory

24 - (Chapter 5 ends)

24 - (Chapter 5 ends)

23

20

21

22

19 - (Chapter 5) Black Holes

19 - (Chapter 5) Black Holes

18 - (Chapter 4 ends)

18 - (Chapter 4 ends)

17

16

15

14

13 - (Chapter 4) Lagrangian and Hamiltonian Formulations of General Relativity

13 - (Chapter 4) Lagrangian and Hamiltonian Formulations of General Relativity

12 - (Chapter 3 ends)

12 - (Chapter 3 ends)

11

10

09 - (Chapter 3) Hypersurfaces

09 - (Chapter 3) Hypersurfaces

08 - (Chapter 2 ends)

08 - (Chapter 2 ends)

07

06

05 - (Chapter 2) Geodesic Congruences

05 - (Chapter 2) Geodesic Congruences

04 - (Chapter 1 ends)

04 - (Chapter 1 ends)

03

02

01 - (Chapter 1) Fundamentals

01 - (Chapter 1) Fundamentals

19 - Proof of positive energy theorem, second law of black hole mechanics

19 - Proof of positive energy theorem, second law of black hole mechanics

18 - conjugate spinor in general relativity, Proof of positive energy theorem

18 - conjugate spinor in general relativity, Proof of positive energy theorem

14 - Positivity of gravitational energy, Geometry of Surfaces (No Audio & Incomplete lecture)

14 - Positivity of gravitational energy, Geometry of Surfaces (No Audio & Incomplete lecture)

13 - Laws of Blackhole Mechanics, Mass, Charge, Angular Momentum of Black holes

13 - Laws of Blackhole Mechanics, Mass, Charge, Angular Momentum of Black holes

11 - gravitational collapse, Apparent vs Event Horizons

11 - gravitational collapse, Apparent vs Event Horizons

15 - Gauss equations, Codazzi equations

15 - Gauss equations, Codazzi equations

17 - Covariant derivative of frame fields & spinor, witten equation, gravitational mass

17 - Covariant derivative of frame fields & spinor, witten equation, gravitational mass

16 - spinor field in gravity, tetrad (veilbein), spin connection

16 - spinor field in gravity, tetrad (veilbein), spin connection

20 - Focussing equation, singularity theorems, laws of blackhole mechanics

20 - Focussing equation, singularity theorems, laws of blackhole mechanics

12 - Black Hole Uniqueness theorems, Kerr-Newman Solutions, surface gravity, Angular velocity

12 - Black Hole Uniqueness theorems, Kerr-Newman Solutions, surface gravity, Angular velocity

03 - Penrose - Carter Diagrams, Minkowski Space

03 - Penrose - Carter Diagrams, Minkowski Space

08 - particle motion in schwarzschild metric

08 - particle motion in schwarzschild metric

06 - Reissner - Nordstrom Solution II, Cosmic Censorship conjecture

06 - Reissner - Nordstrom Solution II, Cosmic Censorship conjecture

05 - Reissner - Nordstrom Solution I

05 - Reissner - Nordstrom Solution I

04 - Kruskal Coordinates

04 - Kruskal Coordinates

07 - Multi Black holes, Kerr-Newmann metric, geodesics in schwarzschild metric

07 - Multi Black holes, Kerr-Newmann metric, geodesics in schwarzschild metric

10 - Gravitational collapse, relativistic star, oppenheimer volkoff equation

10 - Gravitational collapse, relativistic star, oppenheimer volkoff equation

09 - particle scattering in schwarzschild, Hoop conjecture

09 - particle scattering in schwarzschild, Hoop conjecture

02 - Eddington-Finkelstein coordinates

02 - Eddington-Finkelstein coordinates

01 - Conventions, Brikhoff theorem and Schwarzschild metric

01 - Conventions, Brikhoff theorem and Schwarzschild metric

30

33

34

36

35

37

26

27

29

31

32

21

23

24

25

22

20

19

18

09 - Properties of SU(2) representations, Relation between SU(2) & SO(3)

09 - Properties of SU(2) representations, Relation between SU(2) & SO(3)

10 - SU(2) UIR, SU(2) Multi-spinors, Summary of UIR's of SO(3) & SU(2)

10 - SU(2) UIR, SU(2) Multi-spinors, Summary of UIR's of SO(3) & SU(2)

11 - General Structure of Lie Groups in local coordinates, Associativity as system of PDEs

11 - General Structure of Lie Groups in local coordinates, Associativity as system of PDEs

16

17

15

13

14

12 - One Parameter Subgroups and Tangent Vectors

12 - One Parameter Subgroups and Tangent Vectors

08 - SO(3) UIR, Peter-Weyl theorem, SU(2) Representations,

08 - SO(3) UIR, Peter-Weyl theorem, SU(2) Representations,

07 - equivalance classes of SO(3) & imp. properties, Invariant integration, SO(3) UIR's

07 - equivalance classes of SO(3) & imp. properties, Invariant integration, SO(3) UIR's

06 - SO(3) representations, Topology of SO(3)

06 - SO(3) representations, Topology of SO(3)

05 - Regular representation, intro. to rotations in 2 & 3 dimensions

05 - Regular representation, intro. to rotations in 2 & 3 dimensions

04 - Unitary irreducible representations, Schur's Lemma & Consequences

04 - Unitary irreducible representations, Schur's Lemma & Consequences

03 - Realisations and representations of groups

03 - Realisations and representations of groups

02 (1) - Subgroup, Cosets, Invariant subgroups, morphisms

02 (1) - Subgroup, Cosets, Invariant subgroups, morphisms

01 - Groups, Permutation group, conjugation as equivalence relation

01 - Groups, Permutation group, conjugation as equivalence relation

02 (2) - simple & semi-simple groups, direct & semi-direct product

02 (2) - simple & semi-simple groups, direct & semi-direct product

A3 Chern Simons Theory Japanese

A3 Chern Simons Theory Japanese

A2 Conformal Field Theory Japanese

A2 Conformal Field Theory Japanese

15 D Branes

15 D Branes

14 Topological String Theory, Mirror Symmetry

14 Topological String Theory, Mirror Symmetry

A1 Random Matrix Theory Japanese

A1 Random Matrix Theory Japanese

12 Geometry of Gauge Fields

12 Geometry of Gauge Fields

11 Geometry of Continuous Groups

11 Geometry of Continuous Groups

9 Geometry of Riemann Surfaces, Elliptic Functions

9 Geometry of Riemann Surfaces, Elliptic Functions

13 Calabi Yau Manifolds

13 Calabi Yau Manifolds

6 Topological Spaces, Homology

6 Topological Spaces, Homology

7 Characteristic Classes

7 Characteristic Classes

8 Supersymmetry and Index Theorems

8 Supersymmetry and Index Theorems

10 Homotopy

10 Homotopy

5 Vector Bundles, Gauge theory

5 Vector Bundles, Gauge theory

4 Complex Manifolds, Kahler Manifolds

4 Complex Manifolds, Kahler Manifolds

3 Cohomology, Curvatures

3 Cohomology, Curvatures

2 Tangent Space, Differential Forms, Metric

2 Tangent Space, Differential Forms, Metric

1 Exterior Product, Fermions

1 Exterior Product, Fermions