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HomeMIT 18.156 Projection Theory, Spring 2025Lecture 08: The Szemeredi-Trotter Theorem

Lecture 08: The Szemeredi-Trotter Theorem

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Lecture 09: Reflections on the Szemeredi-Trotter Theorem

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The Szemeredi-Trotter theorem gives the sharp answer to a natural discrete projection problem in the plane. The proof of the theorem is based on topology, and it is completely different from the proofs we have explored earlier.