We consider the minimum number of edges in a k-edge-connected graph of order n with chromatic number at least c, obtaining the optimal bounds in most cases.
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School of Mathematics and Big Data, Anhui University of Science & Technology, Huainan, ChinaSchool of Mathematics and Big Data, Anhui University of Science & Technology, Huainan, China
Wang, Long
Yan, Chunyu
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School of Mathematics and Big Data, Anhui University of Science & Technology, Huainan, ChinaSchool of Mathematics and Big Data, Anhui University of Science & Technology, Huainan, China
Yan, Chunyu
Fang, Xianwen
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School of Mathematics and Big Data, Anhui University of Science & Technology, Huainan, ChinaSchool of Mathematics and Big Data, Anhui University of Science & Technology, Huainan, China
Fang, Xianwen
Geng, Xianya
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School of Mathematics and Big Data, Anhui University of Science & Technology, Huainan, ChinaSchool of Mathematics and Big Data, Anhui University of Science & Technology, Huainan, China
Geng, Xianya
Tian, Fenglei
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School of Management, Qufu Normal University, Rizhao, ChinaSchool of Mathematics and Big Data, Anhui University of Science & Technology, Huainan, China