The incidence coloring number of Halin graphs and outerplanar graphs

  • Authors:
  • Shu-Dong Wang;Dong-Ling Chen;Shan-Chen Pang

  • Affiliations:
  • Department of Control Science and Engineering, Huazhong University of Science and Technology, Wuhan, and College of Information Science and Engineering, Shandong University of Science and Technolo ...;College of Information Science and Engineering, Shandong and University of Science and Technology, Shandong, People's Republic of China;College of Information Science and Engineering, Shandong University of Science and Technology, Shandong, People's Republic of China

  • Venue:
  • Discrete Mathematics
  • Year:
  • 2002

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Abstract

In this paper, we shall prove that the incidence coloring number for Halin graphs of maximum degree greater than or equal to 5 and outerplanar graphs of maximum degree greater than or equal to 4 is equal to the maximum degree of the graph plus 1.