List questions from ramsey-theory

Published on 15 Apr 2026 - 10:48

127

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Strong Folner condition(SFC) implies the existence of a left Følner sequence.

Published on 25 Apr 2026 - 15:18

1k

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Lower bound bound for the Ramsey number $R_k(3,3,...,3)$

Published on 14 Apr 2026 - 19:57

41

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$R(x,y)$ is the largest integer such that there is an (x,y)-graph on $R(x,y) $ points

Published on 16 Apr 2026 - 15:21

173

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"Weak" Ramsey conditions for cardinals

Published on 12 Apr 2026 - 2:40

297

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Under what "natural" combinatorial conditions would tetration or higher hyperoperations appear?

Published on 15 Apr 2026 - 9:43

412

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Ramsey number finding constant

Published on 11 Apr 2026 - 20:35

270

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Monochromatic triangle - graph coloring

Published on 17 Apr 2026 - 7:33

105

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Prove every infinite directed graph has infinite strict linear order or...

Published on 17 Apr 2026 - 12:15

374

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Splitting the natural numbers into two sets $A$ and $B$ such that for distinct elements $m,n\in A$ we have $m+n\in B$ and vice-versa.

Published on 15 Apr 2026 - 22:22

244

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Bound of Ramsey number

Published on 09 Apr 2026 - 0:57

256

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Bounds on Ramsey Numbers

Published on 09 Apr 2026 - 0:57

65

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Monochromatic loop in plane

Published on 11 Apr 2026 - 0:46

82

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Theorem: $e_2\leq (y-1)[\frac{n}{2}-y+1+i]$

Published on 15 Apr 2026 - 21:06

61

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why $e=e_2+v_i^2+\sum_{j=0}^{\sigma(G)}(i-j)\beta_{ij}(p)$

Published on 15 Apr 2026 - 14:45

List Question

All 5-cycles do not contain neither a triangle nor an independent set of three vertices

Strong Folner condition(SFC) implies the existence of a left Følner sequence.

Lower bound bound for the Ramsey number $R_k(3,3,...,3)$

$R(x,y)$ is the largest integer such that there is an (x,y)-graph on $R(x,y) $ points

"Weak" Ramsey conditions for cardinals

Under what "natural" combinatorial conditions would tetration or higher hyperoperations appear?

Ramsey number finding constant

Monochromatic triangle - graph coloring

Prove every infinite directed graph has infinite strict linear order or...

Splitting the natural numbers into two sets $A$ and $B$ such that for distinct elements $m,n\in A$ we have $m+n\in B$ and vice-versa.

Bound of Ramsey number

Bounds on Ramsey Numbers

Monochromatic loop in plane

Theorem: $e_2\leq (y-1)[\frac{n}{2}-y+1+i]$

why $e=e_2+v_i^2+\sum_{j=0}^{\sigma(G)}(i-j)\beta_{ij}(p)$

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