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# What was Fermat’s “Marvelous" Proof?
- URL: https://www.cascadepbs.org/show/infinite-series/episode/what-was-fermats-marvelous-proof-btlrjm/
- Published: 2024-04-02T22:52:11.000Z
- Updated: 2025-08-21T06:36:04.000Z
- Description: If Fermat had a little more room in his margin, what proof would he have written there?
- Author: Cascade PBS Staff
- Tags: Infinite Series, Season 2, Episode 13, #ZZZ_Episode_c1cbdcf2-1cc6-4a17-af03-7340312f678d, #episode, #ZZZ_Show_0efdefa6-fb6f-44e5-96f1-baf9a8c090e2, #geo-us, #v1.16

If Fermat had a little more room in his margin, what proof would he have written there?