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# Can We Hear Shapes?
- URL: https://www.cascadepbs.org/show/infinite-series/episode/can-we-hear-shapes-kvtxli/
- Published: 2024-04-02T22:52:11.000Z
- Updated: 2025-08-21T06:37:30.000Z
- Description: Mathematician Mark Kac asked the question “Can we hear the shape of a drum?”
- Author: Cascade PBS Staff
- Tags: Infinite Series, Season 1, Episode 6, #ZZZ_Episode_2fc7f23c-9a68-4cac-94c2-ea36e28ae4fe, #episode, #ZZZ_Show_0efdefa6-fb6f-44e5-96f1-baf9a8c090e2, #geo-us, #v1.16

Mathematician Mark Kac asked the question “Can we hear the shape of a drum?” It was a question that took over 20 years to answer. Sine waves, fundamental frequencies, eigenvalues, this episode has got it all!