One counterexample for two conjectures on three coloring
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[1] V. A. Aksionov. On uniquely 3-colorable planar graphs , 1977, Discret. Math..
[2] Frank Harary,et al. Graph Theory , 2016 .
暂无分享,去创建一个
[1] V. A. Aksionov. On uniquely 3-colorable planar graphs , 1977, Discret. Math..
[2] Frank Harary,et al. Graph Theory , 2016 .