Florian Gut and Attila Joó gave an online talk on the existence of a large vertex flame in every rooted directed graph of size ℵ_1 at the Virtual Discrete Math Colloquium

On June 30, 2021, Florian Gut and Attila Joó (University of Hamburg) gave an online talk at the Virtual Discrete Math Colloquium on their new result proving that every rooted directed graph of size $\aleph_1$ has a large vertex flame. The title of their talk was “Large vertex-flames in uncountable digraphs“.

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