# Tapestry of Field theory: Classical & Quantum, Equilibrium & Nonequilibrium Perspectives

- Institution: IIT Kanpur
- Department: Physics
- Teacher: Prof. Mahendra K. Verma
- Level: Undergraduate
- Language: English
- Subjects: Physics
- Source: [NPTEL](https://nptel.ac.in/courses/115104446)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/115104446)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

## Lectures

1. [Lecture 1 : Introduction to Field Theory and Course](https://invisiblenetwork.ai/learn/nptel/115104446/19dab95b3d63) (Video)
2. [Lecture 2 : Complex Variables+ Integration](https://invisiblenetwork.ai/learn/nptel/115104446/c9d3a036fa43) (Video)
3. [Lecture 3 : Cauchy Principal value theorem](https://invisiblenetwork.ai/learn/nptel/115104446/9c90c2497eda) (Video)
4. [Lecture 4 : Fourier Transform](https://invisiblenetwork.ai/learn/nptel/115104446/e3d64b9de592) (Video)
5. [Lecture 5 : Green's function and examples](https://invisiblenetwork.ai/learn/nptel/115104446/1660270d39e4) (Video)
6. [Lecture 6 : Green's function in fourier space: Poisson equation](https://invisiblenetwork.ai/learn/nptel/115104446/1d7c67c05939) (Video)
7. [Lecture 7 : Fourier transform, time frequency](https://invisiblenetwork.ai/learn/nptel/115104446/c46942bf68d8) (Video)
8. [Lecture 8 : Green's function (Helmholtz and wave equation )](https://invisiblenetwork.ai/learn/nptel/115104446/1f5eca40acb3) (Video)
9. [Lecture 9 : Green's function (Diffusion and Schrodinger equation)](https://invisiblenetwork.ai/learn/nptel/115104446/ef9cb5c100fb) (Video)
10. [Lecture 10 : Dimensional Analysis](https://invisiblenetwork.ai/learn/nptel/115104446/64ffdf79ed82) (Video)
11. [Lecture 11a : Functionals (Lagrangian for particles)](https://invisiblenetwork.ai/learn/nptel/115104446/7d1b3e21e42f) (Video)
12. [Lecture 11b : Lagrangian formalism](https://invisiblenetwork.ai/learn/nptel/115104446/bef1e8596bc5) (Video)
13. [Lecture 12 : Relativistic fields](https://invisiblenetwork.ai/learn/nptel/115104446/ba68e0d3b67b) (Video)
14. [Lecture 13 : Hamiltonian formalism](https://invisiblenetwork.ai/learn/nptel/115104446/41a991ae6193) (Video)
15. [Lecture 14 : Lagrangian formalism (Least action principle)](https://invisiblenetwork.ai/learn/nptel/115104446/6b6090f93fe3) (Video)
16. [Lecture 15 : Relativistic fields revisited](https://invisiblenetwork.ai/learn/nptel/115104446/f743014e8437) (Video)
17. [Lecture 16 : Noether's theorem and Symmetries](https://invisiblenetwork.ai/learn/nptel/115104446/65fe996c9591) (Video)
18. [Lecture 17 :Review of Quantum mechanics](https://invisiblenetwork.ai/learn/nptel/115104446/bf521650af01) (Video)
19. [Lecture 18 : Second Quantization](https://invisiblenetwork.ai/learn/nptel/115104446/61845bc93481) (Video)
20. [Lecture 19 :Field Operators](https://invisiblenetwork.ai/learn/nptel/115104446/79cb5026f944) (Video)
21. [Lecture 20 : Fock Space and vaccum Energy](https://invisiblenetwork.ai/learn/nptel/115104446/6c48c008cb72) (Video)
22. [Lecture 21 : Quantization of Bosons and Fermions](https://invisiblenetwork.ai/learn/nptel/115104446/c601acad5423) (Video)
23. [Lecture 22 : Examples](https://invisiblenetwork.ai/learn/nptel/115104446/ba5422be91b5) (Video)
24. [Lecture 23 : Free Fermi gas](https://invisiblenetwork.ai/learn/nptel/115104446/da637d05420f) (Video)
25. [Lecture 24 : Propagators and perturbations](https://invisiblenetwork.ai/learn/nptel/115104446/ed92ec74f781) (Video)
26. [Lecture 24 : Relativistic quantum field theory](https://invisiblenetwork.ai/learn/nptel/115104446/a9db4bf6a02b) (Video)
27. [Lecture 26 : Feynman Propagator](https://invisiblenetwork.ai/learn/nptel/115104446/7c6dbbe08c7d) (Video)
28. [Lecture 27 : Review of Statistical Mechanics (Partition Function)](https://invisiblenetwork.ai/learn/nptel/115104446/322a1077c4fa) (Video)
29. [Lecture 28 : Feynman Path Integral](https://invisiblenetwork.ai/learn/nptel/115104446/4b6336c0d295) (Video)
30. [Lecture 29 : Diagrammatic Field Theory (Wick's Theorem)](https://invisiblenetwork.ai/learn/nptel/115104446/6ab99472d3f9) (Video)
31. [Lecture 30 : Wick's Theorem (Continuation)](https://invisiblenetwork.ai/learn/nptel/115104446/2454c2bedba7) (Video)
32. [Lecture 31 : Diagrammatic Perturbation Theory](https://invisiblenetwork.ai/learn/nptel/115104446/488137e0d3ce) (Video)
33. [Lecture 32 : Green's Function and Correlation Function](https://invisiblenetwork.ai/learn/nptel/115104446/ac87dd88ffa8) (Video)
34. [Lecture 33 : Feynman Diagrams](https://invisiblenetwork.ai/learn/nptel/115104446/4ad2215e0c83) (Video)
35. [Lecture 34 : Phase Transition and Landau Theory](https://invisiblenetwork.ai/learn/nptel/115104446/db8f76a3d169) (Video)
36. [Lecture 35 :Failure of Landau's Theory](https://invisiblenetwork.ai/learn/nptel/115104446/6d2242d46566) (Video)
37. [Lecture 36 : Scale Invariance](https://invisiblenetwork.ai/learn/nptel/115104446/d6e58a352bca) (Video)
38. [Lecture 37 : Renormalization group - preliminary](https://invisiblenetwork.ai/learn/nptel/115104446/4badaf8108d6) (Video)
39. [Lecture 38 : RG Steps](https://invisiblenetwork.ai/learn/nptel/115104446/33c40eb389fd) (Video)
40. [Lecture 39 : Perturbative Calculations](https://invisiblenetwork.ai/learn/nptel/115104446/357eb721df1c) (Video)
41. [Lecture 40 : RG fixed points](https://invisiblenetwork.ai/learn/nptel/115104446/a264a08d74b3) (Video)
42. [Lecture 41 : Relevant and Irrelevant variables](https://invisiblenetwork.ai/learn/nptel/115104446/3dbbfc9d8726) (Video)
43. [Lecture 42 : Behavior Near critical points](https://invisiblenetwork.ai/learn/nptel/115104446/30793a459a30) (Video)
44. [Lecture 43 : Computing Critical Exponents](https://invisiblenetwork.ai/learn/nptel/115104446/de1ec2e46ba4) (Video)
45. [Lecture 44 : Running coupling const: phi^4 theory](https://invisiblenetwork.ai/learn/nptel/115104446/410e3acb1eac) (Video)
46. [Lecture 45 : Charge and mass renormalization: QED & QCD](https://invisiblenetwork.ai/learn/nptel/115104446/c348598eda64) (Video)
47. [Lecture 46 : Breaking a Continuous Symmetry (Goldstone Mode)](https://invisiblenetwork.ai/learn/nptel/115104446/8286ed61ac3e) (Video)
48. [Lecture 47 : Covariant Electrodynamics (Gauge Interactions)](https://invisiblenetwork.ai/learn/nptel/115104446/0309bfcc2698) (Video)
49. [Lecture 48 : Higgs Mechanism](https://invisiblenetwork.ai/learn/nptel/115104446/fe09759b6f7c) (Video)
50. [Lecture 49 : Introduction to Non-Equilibrium Field Theory (Langevin Equation)](https://invisiblenetwork.ai/learn/nptel/115104446/7d67f8cb90f9) (Video)
51. [Lecture 50 : Fluctuation Dissipation Theorem](https://invisiblenetwork.ai/learn/nptel/115104446/7d9effb538e1) (Video)
52. [Lecture 51 : Kolmogorov's Theory of Turbulence](https://invisiblenetwork.ai/learn/nptel/115104446/bd6fdd11afb9) (Video)
53. [Lecture 52 : Equilibrium and Non equilibrium Solution of Navier Stokes](https://invisiblenetwork.ai/learn/nptel/115104446/ac6e69495a90) (Video)
54. [Lecture 53 : Energy Flux in Navier Stokes Equation](https://invisiblenetwork.ai/learn/nptel/115104446/f84e407b6cc5) (Video)
55. [Lecture 54 : RG shell model](https://invisiblenetwork.ai/learn/nptel/115104446/bad0b0114583) (Video)
56. [Lecture 55 : RG shell model contd](https://invisiblenetwork.ai/learn/nptel/115104446/aad619b6b8cb) (Video)
57. [Lecture 56 : Renormalization of the coupling constant for the shell model](https://invisiblenetwork.ai/learn/nptel/115104446/28c24007a185) (Video)
58. [Lecture 57 : Flux Computation for the Shell Model of Turbulence](https://invisiblenetwork.ai/learn/nptel/115104446/fef1a7f5a2c9) (Video)
59. [Lecture 58 : Renormalization Group Analysis of Navier Stokes Equation](https://invisiblenetwork.ai/learn/nptel/115104446/4f5693bbd86a) (Video)
60. [Lecture 59 : Flux Computation for the Navier Stokes Equation](https://invisiblenetwork.ai/learn/nptel/115104446/34f2e12019d2) (Video)
61. [Lecture 60 : Functional Form of a Dynamical Equation](https://invisiblenetwork.ai/learn/nptel/115104446/8bd7306e9078) (Video)
62. [Lecture 61 : Surface Growth Phenomena : Introduction](https://invisiblenetwork.ai/learn/nptel/115104446/3f27dd390296) (Video)
63. [Lecture 62 :Surface Growth Phenomena : EW equation](https://invisiblenetwork.ai/learn/nptel/115104446/5e08822a35ef) (Video)
64. [Lecture 63 : Surface Growth Phenomena : KPZ equation](https://invisiblenetwork.ai/learn/nptel/115104446/cf025d6d2058) (Video)
65. [Lecture 64 : Surface Growth Phenomena : KPZ continued](https://invisiblenetwork.ai/learn/nptel/115104446/12353d42a662) (Video)
66. [Lecture 65 : RG prodecure for KPZ equation](https://invisiblenetwork.ai/learn/nptel/115104446/3bf5229f934a) (Video)
67. [Lecture 66 : Noise Renormalization](https://invisiblenetwork.ai/learn/nptel/115104446/7a70e479a3a4) (Video)
68. [Lecture 67 : Fixed Point Solution](https://invisiblenetwork.ai/learn/nptel/115104446/ceb72a33f6d9) (Video)
69. [Lecture 68 : Weak Turbulence Theory using examples](https://invisiblenetwork.ai/learn/nptel/115104446/053496668287) (Video)
70. [Lecture 69 : Weak Turbulence Applications (Rotating Turbulence, Internal and Surface Gravity Waves)](https://invisiblenetwork.ai/learn/nptel/115104446/fe2b44bb4175) (Video)
71. [Lecture 70 : Nonlinear Schrodinger Equation](https://invisiblenetwork.ai/learn/nptel/115104446/d6013afda249) (Video)
72. [Lecture 71 : Field Theory of Passive Scalar Turbulence](https://invisiblenetwork.ai/learn/nptel/115104446/967cbb71be9d) (Video)
73. [Lecture 72 : Course Summary](https://invisiblenetwork.ai/learn/nptel/115104446/44a88a73a4e5) (Video)
74. [Live Session 24-02-2024](https://invisiblenetwork.ai/learn/nptel/115104446/19dab95b3d63-2) (Video)
75. [Live Session 22-04-2024](https://invisiblenetwork.ai/learn/nptel/115104446/c9d3a036fa43-2) (Video)