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Patrick Dehornoy

Patrick Dehornoy was a mathematician at the University of Caen Normandy who worked on set theory and group theory.

Early life and education
Dehornoy was born on 11 September 1952 in Rouen, France. ==Career==
Career
Dehornoy was a researcher at the French National Centre for Scientific Research (CNRS) from 1975 to 1982. From 2009 to 2013, he was an adjunct scientific director of the '''' (INSMI) at the CNRS. ==Research==
Research
Dehornoy found one of the first applications of large cardinals to algebra by constructing a certain left-invariant total order, called the Dehornoy order, on the braid group. In his later career, he was a major contributor to the theory of braid groups, including creating a fast algorithm for comparing braids, and was one of the main contributors to the development of Garside methods. ==Awards==
Awards
In 1999, Dehornoy received the Ferran Sunyer i Balaguer Prize. In 2002, he was elected a senior member of the Institut Universitaire de France (renewed in 2007). In 2005, he received the of the French Academy of Sciences. In 2014, he received the EMS Monograph Award for his book Foundations of Garside Theory. == Selected publications ==
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