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On isomorphisms of vertex-transitive graphs - MaRDI portal

On isomorphisms of vertex-transitive graphs (Q281629)

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scientific article; zbMATH DE number 6579097
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On isomorphisms of vertex-transitive graphs
scientific article; zbMATH DE number 6579097

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    On isomorphisms of vertex-transitive graphs (English)
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    11 May 2016
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    Summary: The isomorphism problem of Cayley graphs has been well studied in the literature, such as characterizations of CI (DCI)-graphs and CI (DCI)-groups. In this paper, we generalize these to vertex-transitive graphs and establish parallel results. Some interesting vertex-transitive graphs are given, including a first example of connected symmetric non-Cayley non-GI-graph. Also, we initiate the study for GI and DGI-groups, defined analogously to the concept of CI and DCI-groups.
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    coset graph
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    GI-graphs
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    isomorphisms
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    vertex-transitive graphs
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