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IEOR courses at Columbia

3,037 IEOR courses at Columbia University, with prerequisites, ratings, workload, and what each one unlocks.

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Showing 1–50 of 175

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Where the numbers come from: course listings from the Columbia 2026–2027 catalog; prerequisite links we have parsed and mapped. A course shows a figure only when we have it for that course. The official listing lives at bulletin.columbia.edu.