Researchers Hear the Sound of Quantum Drums

Forty years ago, mathematician Mark Kac asked the theoretical question, "Can one hear the shape of a drum?"

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<p><a href="http://www.physorg.com/news121692304.html">Researchers Hear the Sound of Quantum Drums</a></p> <p>Forty years ago, mathematician Mark Kac asked the theoretical question, "Can one hear the shape of a drum?"</p>