Lecture
This lecture covers the concept of canonical equations and integrable systems, emphasizing the explicit knowledge of solutions. It explores the fundamental difference between integrable and non-integrable systems, focusing on canonical transformations and the implications of time in understanding these systems. The lecture delves into trajectories starting from specific conditions, the relationship between quantities, and the symplectic matrix. It also discusses the challenges in making predictions for non-integrable systems and the characteristics of eigenvectors and eigenvalues in matrices. The instructor explains the orthogonality of vectors, the degeneracy of systems, and the importance of initial conditions in determining system trajectories.