Helly's Theorem/Historical Note
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Historical Note on Helly's Theorem
Helly's Theorem was published by Eduard Helly in $1923$.
Sources
- 1923: Ed. Helly: Über Mengen konvexer Körper mit gemeinschaftlichen Punkten (J. Deutsche Math.-Ver. Vol. 32: pp. 175 – 176)
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): Helly's theorem