H. Lefmann

activity

20112022

most citedEstimating parameters associated with monotone properties

5 citations · 8 across the 9 of their papers we have counts for

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Showing 2021Show all

2 papers · 1 filter

math.CO2021

Canonical theorems for colored integers with respect to some linear combinations

Maria Axenovich, David S. Gunderson, Hanno Lefmann

Hindman proved in 1979 that no matter how natural numbers are colored in r colors, for a fixed positive integer r, there is an infinite subset X of numbers and a color t such that…

math.CO2021

An extension of the rainbow Erdős-Rothschild problem

Carlos Hoppen, Hanno Lefmann, Denilson Amaral Nolibos

Given integers $r \geq 2$ , $k \geq 3$ and $2 \leq s \leq (2 k)$ , and a graph $G$ , we consider $r$ -edge-colorings of $G$ with no copy of a complete graph $K_{k}$ on $k$ vertice…