2015
DOI: 10.1016/j.endm.2015.07.027
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Chronological Rectangle Digraphs

Abstract: Interval graphs admit elegant ordering and structural characterizations. A natural digraph analogue of interval graphs, called chronological interval digraphs, has recently been identified and studied.We introduce the class of chronological rectangle digraphs, and show that they are a higher dimensional analogue of chronological interval digraphs. A main goal of this thesis is to establish a foundation of knowledge about this class, including basic properties and an ordering characterization. Our most signific… Show more

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References 49 publications
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