54 citations · 280 across the 32 of their papers we have counts for
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math.CO2018
Structural submodularity and tangles in abstract separation systems
Reinhard Diestel, Joshua Erde, Daniel Weißauer
We prove a tangle-tree theorem and a tangle duality theorem for abstract separation systems that are submodular in the structural sense that, for every pair of oriented se…
math.CO2018
Profinite separation systems
Reinhard Diestel, Jay Lilian Kneip
Separation systems are posets with additional structure that form an abstract setting in which tangle-like clusters in graphs, matroids and other combinatorial structures can be ex…