Articles with "alternating signed" as a keyword



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Alternating signed bipartite graphs and difference-1 colourings

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Published in 2020 at "Linear Algebra and its Applications"

DOI: 10.1016/j.laa.2020.06.030

Abstract: Abstract We investigate a class of 2-edge coloured bipartite graphs known as alternating signed bipartite graphs (ASBGs) that encode the information in alternating sign matrices. The central question is when a given bipartite graph admits… read more here.

Keywords: difference colourings; alternating signed; signed bipartite; difference ... See more keywords