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math.CO2018
The Turán number of Berge-K_4 in triple systems
Andras Gyarfas
A Berge- in a triple system is a configuration with four vertices and six distinct triples such that $\{v_i,v_j\}\subset e_{ij}…
math.CO2018★ 9 cited
A note on Ramsey numbers for Berge-G hyper graphs
Maria Axenovich, Andras Gyarfas
For a graph G=(V,E), a hypergraph H is called Berge-G if there is a bijection f from E(G) to E(H) such that for each e in E(G), e is a subset of f(e). The set of all Berge-G hyperg…