Category theory (co-founding)

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Who

Samuel Eilenberg, a Polish-Jewish mathematician who emigrated to the United States, together with Saunders Mac Lane.

When

1945

Where

United States

Category theory is a unifying branch of mathematics that describes structures and the mappings between them, now central to modern algebra and computer science. It was co-founded in 1945 by Samuel Eilenberg, a Jewish mathematician who had left Poland, with Saunders Mac Lane.

Sources

Part of “The Gifts of the Jews” — verified Jewish contributions to the world, with sources.