%A CHEN Xiang-en, MIAO Ting-ting, WANG Zhi-wen %T Vertex-distinguishing I-total colorings of the join of two paths %0 Journal Article %D 2017 %J JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) %R 10.6040/j.issn.1671-9352.0.2016.242 %P 30-33 %V 52 %N 4 %U {http://lxbwk.njournal.sdu.edu.cn/CN/abstract/article_2279.shtml} %8 2017-04-20 %X The problems of vertex-distinguishing I-total colorings and vertex-distinguishing VI-total colorings of the join of two paths are discussed by using the method of constructing concrete coloring. Vertex-distinguishing I-total chromatic numbers and vertex-distinguishing VI-total chromatic numbers of Pm∨Pn are determined,and the VDITC conjecture and VDVITC conjecture are valid for Pm∨Pn.