Henri Cohen (number theorist)

Henri Cohen (born 8 June 1947) is a number theorist, and an emeritus professor at the University of Bordeaux.

He is best known for leading the team that created the PARI/GP computer algebra system.

He also introduced the Rankin–Cohen bracket, co-proposed the Cohen-Lenstra heuristics and has written several textbooks in computational and algebraic number theory.

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