The homology of a locally finite graph with ends (Q653838)

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scientific article; zbMATH DE number 5990609
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The homology of a locally finite graph with ends
scientific article; zbMATH DE number 5990609

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    The homology of a locally finite graph with ends (English)
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    19 December 2011
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    It is demonstrated that the topological cycle space of a locally finite graph is a canonical quotient of the first singular homology group of its Freudenthal compactification and the graphs for which the two coincide are characterized. A new singular-type homology for non-compact spaces with ends is constructed, which in dimension \(1\) captures precisely the topological cycle space of graphs.
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    graph homology
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    topological cycle space
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    first singular homology
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    Freudenthal compactification
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