scholarly journals FC-families and improved bounds for Frankl’s conjecture

2006 ◽  
Vol 27 (2) ◽  
pp. 269-282 ◽  
Author(s):  
Robert Morris
2019 ◽  
Vol 89 (322) ◽  
pp. 829-857
Author(s):  
Jonad Pulaj

2009 ◽  
Vol 25 (1) ◽  
pp. 115-121 ◽  
Author(s):  
R. S. Shewale ◽  
Vinayak Joshi ◽  
V. S. Kharat

2007 ◽  
pp. 29-43 ◽  
Author(s):  
Petar Markovic

In 1979 Frankl conjectured that in a finite union-closed family F of finite sets, F _= {?} there has to be an element that belongs to at least half of the sets in F. We prove this when |U F| _ <10.


Author(s):  
Filip Marić ◽  
Miodrag Živković ◽  
Bojan Vučković

10.37236/812 ◽  
2008 ◽  
Vol 15 (1) ◽  
Author(s):  
Ivica Bošnjak ◽  
Petar Marković

In 1979, P. Frankl conjectured that in a finite union-closed family ${\cal F}$ of finite sets, ${\cal F}\neq\{\emptyset\}$, there has to be an element that belongs to at least half of the sets in ${\cal F}$. We prove this when $|\bigcup{\cal F}|\leq 11$.


Order ◽  
2009 ◽  
Vol 26 (1) ◽  
pp. 31-48 ◽  
Author(s):  
Gábor Czédli ◽  
Miklós Maróti ◽  
E. Tamás Schmidt

2000 ◽  
Vol 16 (1) ◽  
pp. 115-116 ◽  
Author(s):  
J�rgen Reinhold

2021 ◽  
Vol 128 (7) ◽  
pp. 652-654
Author(s):  
Luca Studer

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