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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 concepts of contraposition and contradiction in proofs, illustrating how to prove the irrationality of 2 using a contradiction method. It also discusses mistakes in proofs and constructive existence proofs, showing how to represent integers as sums of cubes and the existence of irrational numbers.