### John von Neumann

Hungarian-American pure and applied mathematician, physicist, inventor, and polymath. Made major contributions to a number of fields, including **mathematics** (foundations of mathematics, functional analysis, ergodic theory, geometry, topology, and numerical analysis), **physics** ( quantum mechanics, hydrodynamics, fluid dynamics and quantum statistical mechanics), **economics** (game theory), **computing** (Von Neumann architecture, linear programming, self-replicating machines, stochastic computing), and **statistics**.

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