J4 ›› 2010, Vol. 45 ›› Issue (10): 35-39.

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Vertex distinguishing total chromatic number of mC4

XIN Xiao-qing1,2, CHEN Xiang-en1*   

  1. 1. College of Mathematics and Information Science, Northwest Normal University, Lanzhou 730070, Gansu, China;
    2. School of Mathematics Science, Baotou Teachers′ College, Baotou 014030, Inner Mongdia, China
  • Received:2009-09-28 Online:2010-10-16 Published:2010-10-19

Abstract:

Vertex-distinguishing total chromatic numbers of mC4(m≥2) are obtained.

Key words: graphs; the union of graphs; vertex-distinguishing total coloring; vertex-distinguishing total chromatic number

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