99-Year-Old Mathematician Solves Generations-Old Problem

Joan Birman, a 99-year-old mathematician, along with two colleagues, has found the proof for an ancient mathematical puzzle related to knots and braids, a problem that had eluded generations of researchers.

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der-standardGerman32d ago

99-jährige Mathematikerin löste Problem, an dem Generationen scheiterten

Joan Birman begeisterte sich als Kind fürs Stricken, erforschte später Knoten und Zöpfe mathematisch und fand nun mit zwei Kolleginnen den Beweis für eine altes Rätsel

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99-Year-Old Mathematician Solves Generations-Old Problem

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99-jährige Mathematikerin löste Problem, an dem Generationen scheiterten

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