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Lecture
Are you an EPFL student looking for a semester project?
Work with us on data science and visualisation projects, and deploy your project as an app on top of Graph Search.
This lecture covers the properties of Jacobi identity and gauge invariance in quantum mechanics, emphasizing the importance of these concepts in classical physics. The compact notation and trivial verification of these properties are discussed, along with the implications of the Jacobi identity. The lecture also explores the conservation of motion constants and the significance of isolated systems. The instructor demonstrates the application of these principles through differential equations with partial derivatives, highlighting the geometric intuition behind the conservation laws. Additionally, the lecture delves into the harmonic oscillator's Lagrangian and the transition to Hamiltonian formalism.