J4 ›› 2010, Vol. 45 ›› Issue (6): 15-17.
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ZHANG Xin, LIU Gui-zhen, WU Jian-liang
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Abstract:
It is shown that each triangle-free 1-planar graph with maximum degree Δ≥7 can be Δ-colorable by Discharging Method.
Key words: 1-planar graph; triangle; edge chromatic number
ZHANG Xin, LIU Gui-zhen, WU Jian-liang. Edge coloring of triangle-free 1-planar graphs[J].J4, 2010, 45(6): 15-17.
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