组合数学 (Fall 2019)/Extremal set theory: Revision history

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28 November 2019

  • curprev 07:5407:54, 28 November 2019‎ imported>Etone‎ 33,145 bytes +33,145‎ Created page with "== Sunflowers == An set system is a '''sunflower''' if all its member sets intersect at the same set of elements. {{Theorem|Definition (sunflower)| : A set family <math>\mathc..."
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