Researchers have made a significant advance in spectral geometry by proving a special case of Pólya’s conjecture related to the eigenvalues of a disk. Their work, blending theoretical elegance with potential practical applications, highlights the universal value and artistic beauty of mathematical research. Credit: SciTechDaily.com This graph shows Bessel functions, where the points correspond to the frequencies of sounds from a round drum. Credit: Michael Levitin Iosif Polterovich
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