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原文：
In 1944, mathematician and philosopher Albert North Whitehead joined the University of Edinburgh as professor of logic and metaphysics.
Whitehead is best known for his collaborative work with Bertrand Russell, Principia Mathematica, one of the most influential works on mathematical logic in the 20th century.
Albert North Whitehead became a professor of logic and metaphysics at the University of Edinburgh in 1944. He is famous for his work with Bertrand Russell on the influential book "Principia Mathematica" that focuses on mathematical logic.