# hearing the shape of a drum

> mathematical problem in spectral theory

**Wikidata**: [Q5691670](https://www.wikidata.org/wiki/Q5691670)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Hearing_the_shape_of_a_drum)  
**Source**: https://4ort.xyz/entity/hearing-the-shape-of-a-drum