Echoes of Electromagnetism Found in Number Theory

In 2018, as he prepared to be awarded the Fields Medal, math’s highest honor, Akshay Venkatesh carried a piece of paper in his pocket. On it, he had written a table of mathematical expressions that for centuries have played a key role in number theory. Though the expressions had featured prominently in Venkatesh’s own research over the last decade, he carried them around not as a memento of what…

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