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    JGT
    2007
    99views more  JGT 2007»
    The upper bound of the number of cycles in a 2-factor of a line graph
    13 years 11 months ago
    The upper bound of the number of cycles in a 2-factor of a line graph
    Download  www.is.kochi-u.ac.jp
    Let G be a simple graph with order n and minimum degree at least two. In this paper, we prove that if every odd branch-bond in G has an edge-branch, then its line graph has a 2-fa...
    Jun Fujisawa, Liming Xiong, Kiyoshi Yoshimoto, She...
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    JGT
    2007
    74views more  JGT 2007»
    About paths with two blocks
    13 years 11 months ago
    About paths with two blocks
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    Amine El Sahili, Mekkia Kouider
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    JGT
    2007
    49views more  JGT 2007»
    Independent sets in tensor graph powers
    13 years 11 months ago
    Independent sets in tensor graph powers
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    Noga Alon, Eyal Lubetzky
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    JGT
    2007
    50views more  JGT 2007»
    More intrinsically knotted graphs
    13 years 11 months ago
    More intrinsically knotted graphs
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    We demonstrate four intrinsically knotted graphs that do not contain each other, nor any previously known intrinsically knotted graph, as a minor.
    Joel Foisy
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    JGT
    2007
    85views more  JGT 2007»
    Coloring quasi-line graphs
    13 years 11 months ago
    Coloring quasi-line graphs
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    A graph G is a quasi-line graph if for every vertex v, the set of neighbors of v can be expressed as the union of two cliques. The class of quasi-line graphs is a proper superset ...
    Maria Chudnovsky, Alexandra Ovetsky
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    JGT
    2007
    76views more  JGT 2007»
    Total chromatic number of planar graphs with maximum degree ten
    13 years 11 months ago
    Total chromatic number of planar graphs with maximum degree ten
    Download  math.ecnu.edu.cn
    Weifan Wang
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    JGT
    2007
    87views more  JGT 2007»
    A new upper bound on the cyclic chromatic number
    13 years 11 months ago
    A new upper bound on the cyclic chromatic number
    Download  www.cdam.lse.ac.uk
    A cyclic colouring of a plane graph is a vertex colouring such that vertices incident with the same face have distinct colours. The minimum number of colours in a cyclic colouring...
    Oleg V. Borodin, Hajo Broersma, Alexei N. Glebov, ...
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    JGT
    2007
    40views more  JGT 2007»
    Simultaneous diagonal flips in plane triangulations
    13 years 11 months ago
    Simultaneous diagonal flips in plane triangulations
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    Prosenjit Bose, Jurek Czyzowicz, Zhicheng Gao, Pat...
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    JGT
    2007
    69views more  JGT 2007»
    The size of minimum 3-trees
    13 years 11 months ago
    The size of minimum 3-trees
    Download  combinatoria.matem.unam.mx
    A 3-uniform hypergraph is called a minimum 3-tree, if for any 3-coloring of its vertex set there is a heterochromatic triple and the hypergraph has the minimum possible number of ...
    Jorge L. Arocha, Joaquín Tey
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    JGT
    2007
    112views more  JGT 2007»
    The 2-dimensional rigidity of certain families of graphs
    13 years 11 months ago
    The 2-dimensional rigidity of certain families of graphs
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    Laman’s characterization of minimally rigid 2-dimensional generic frameworks gives a matroid structure on the edge set of the underlying graph, as was first pointed out and expl...
    Bill Jackson, Brigitte Servatius, Herman Servatius
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