Eberhard Hopf
German mathematician (1902-1983) · United States · On the map · Academics · Died at 81
Eberhard Frederich Ferdinand Hopf was a German mathematician and astronomer, one of the founding fathers of ergodic theory and a pioneer of bifurcation theory who also made significant contributions to the subjects of partial differential equations and integral equations, fluid dynamics, and differential geometry.
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The Hopf maximum principle is an early result of his (1927) that is one of the most important techniques in the theory of elliptic partial differential equations.