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math.CO2020
Rooted Minors and Locally Spanning Subgraphs
Thomas Böhme, Jochen Harant, Matthias Kriesell +2
Results on the existence of various types of spanning subgraphs of graphs are milestones in structural graph theory and have been diversified in several directions. In the present…
cs.DS2020
Dynamics of Cycles in Polyhedra I: The Isolation Lemma
Jan Kessler, Jens M. Schmidt
A cycle of a graph is \emph{isolating} if every component of is a single vertex. We show that isolating cycles in polyhedral graphs can be extended to larger ones:…