The hardest problem on the hardest test

The video discusses the Putnam math competition, highlighting its difficulty and the elegance of solutions to its hardest problems. It presents a specific problem about the probability of a sphere's center being inside a tetrahedron formed by four random points. The video guides viewers through simplifying the problem to two dimensions, finding the probability in a circle, and then extending the solution to three dimensions. It emphasizes the importance of reframing problems and using added constructs to simplify complex questions.

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