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Ramsey numbers for partially-ordered sets
Gyula O. H. Katona, Yaping Mao, Kenta Ozeki +1
We say that a poset contains a copy (resp.~an induced copy) of a poset if there is an injection such that for any , in if (resp…
math.CO2025
Finding one excellent element in case of one lie
Aanchal Gupta, Gyula O. H. Katona
An n-element set contains an unknown number of excellent elements, and our goal is to identify at least one of these elements. The members of a family of subsets can be asked if th…