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New posts in ramsey-theory
Known bounds and values for Ramsey Numbers
reference-request
graph-theory
online-resources
ramsey-theory
How many 2-edge-colourings of $K_n$ are there?
graph-theory
ramsey-theory
Triangles defined on an infinite Go board by same-colored stones
combinatorics
recreational-mathematics
ramsey-theory
An example showing that van der Waerden's theorem is not true for infinite arithmetic progressions
combinatorics
examples-counterexamples
ramsey-theory
Monochromatic squares in a colored plane
discrete-mathematics
coloring
ramsey-theory
Graham's Number : Why so big?
ramsey-theory
big-numbers
$K_6$ contains at least two monochromatic $K_3$ graphs.
graph-theory
ramsey-theory
Does a random set of points in the plane contain a large empty convex polygon?
geometry
probability-theory
polygons
combinatorial-geometry
ramsey-theory
Why König's lemma isn't "obvious"?
elementary-set-theory
logic
intuition
ramsey-theory
Why are there only a few known Ramsey numbers?
combinatorics
np-complete
ramsey-theory
$n$ people sitting on a circular table without repeating neighbour-sets
combinatorics
discrete-mathematics
graph-theory
ramsey-theory
Chromatic Triangles on a $K_{17}$ graph
graph-theory
ramsey-theory
Graph theoretic proof: For six irrational numbers, there are three among them such that the sum of any two of them is irrational.
graph-theory
contest-math
irrational-numbers
coloring
ramsey-theory
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