Eduard Helly

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Science and technology

Knowledge cost

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What Wikipedia says

Eduard Helly (June 1, 1884 in Vienna – 28 November 1943 in Chicago) was a mathematician after whom Helly's theorem, Helly families, Helly's selection theorem, Helly metric, and the Helly–Bray theorem were named.

Excerpt from the Wikipedia article “Eduard Helly”, under the CC BY-SA 4.0 license. Read the article on Wikipedia