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10/18/2021
Planar Median Graphs and Cubesquare-Graphs
Median graphs are connected graphs in which for all three vertices there...
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01/16/2020
Generalized Fitch Graphs III: Symmetrized Fitch maps and Sets of Symmetric Binary Relations that are explained by Unrooted Edge-labeled Trees
Binary relations derived from labeled rooted trees play an import role i...
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11/18/2019
Generalized Fitch Graphs II: Sets of Binary Relations that are explained by Edge-labeled Trees
Fitch graphs G=(X,E) are digraphs that are explained by {∅, 1}-edge-labe...
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11/18/2019