How a 99-year-old mathematician unraveled a century-old braid mystery

Joan Birman popularized the Burau representation problem decades ago. Now she and two colleagues have a proof that reveals brand new insights into the geometry of braids

SINSIN
Jul 24, 2026 - 21:00
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How a 99-year-old mathematician unraveled a century-old braid mystery

Joan Birman popularized the Burau representation problem decades ago. Now she and two colleagues have a proof that reveals brand new insights into the geometry of braids

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