Yvonne Choquet-Bruhat is a mathematician and physician. Her area of research is at the very frontier between mathematics and physics. She has created new mathematical methods that have provided a solid basis for the study of several physical theories: the theory of general relativity, relativistic hydrodynamics, non-abelian gauge theory, supergravity theory, etc.- Yvonne Choquet-Bruhat is an exceptional mathematician, internationally recognised for...