Topic outline

  • Week 3: Green's functions and linear response theory

    Response functions, Green's function. Sections 6.1, 7.1 and parts of 7.5 in Bruus & Flensberg.

    Condensed matter topic: electric susceptibility of electron gas


    • Assignment icon
      Week 3 prelecture assignment
    • File icon
      Week 3 lecture jupyter notebook File IPYNB

      Updated 22.1.2023: minor tweaks.

      Updated 23.1.2023: added Monday's solutions.

      Updated 24.1.2023: added Monday's videos and minor corrections.

      Updated 25.1.2023: added Wednesday's videos and solutions.

      Updated 26.1.2023: added Thursday's videos and solutions.

      Updated 28.1.2023: previous update was the wrong file. This is correct.

    • URL icon
      Youtube-link on contour integration URL

      Mathemaniac: Complex integration, Cauchy and residue theorems


    • Not available unless: You belong to any group
      File icon
      Complex analysis and contour integration, Byron&Fuller File PDF

      Byron and Fuller, Mathematics of classical and quantum physics, pages 305-335.

    • Not available unless: You belong to any group
      File icon
      Greens functions, Byron&Fuller File PDF

      Byron and Fuller, Mathematics of classical and quantum physics, pages 388-411.

    • Quiz icon
      Week 3, Monday quiz
    • Quiz icon
      Week 3, Wednesday quiz
    • Quiz icon
      Week 3, Thursday quiz
    • File icon
      Nightreading for week 3: Excerpt from Volovik The Universe in a Helium Droplet. Updated 14.1.2023 File PDF

      Volovik, pages 17-21.

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Week 2: Dirac equation applied
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Week 4: Scattering basics