阶数为 的星图 ,有时简称为 “-星” (Harary 1994, pp. 17-18; Pemmaraju and Skiena 2003, p. 248; Tutte 2005, p. 23),是 树,具有 个节点,其中一个节点的顶点度为 ,而其他 个节点的顶点度为 1。因此,星图 与完全二部图 同构 (Skiena 1990, p. 146)。
Akers, S.; Harel, D.; and Krishnamurthy, B. "The Star Graph: An Attractive Alternative to the -Cube." In Proc. International Conference of Parallel Processing, pp. 393-400, 1987.Chiang, W.-K. and Chen, R.-J. "The -Star Graph: A Generalized Star Graph." Information Proc. Lett.56, 259-264, 1995.Erdős, P. and Rényi, A. "Asymmetric Graphs." Acta Math. Acad. Sci. Hungar.14, 295-315, 1963.Gallian, J. "Dynamic Survey of Graph Labeling." Elec. J. Combin.DS6. Dec. 21, 2018. https://www.combinatorics.org/ojs/index.php/eljc/article/view/DS6.Harary, F. Graph Theory. Reading, MA: Addison-Wesley, 1994.Hoffman, A. J. "On the Uniqueness of the Triangular Association Scheme." Ann. Math. Stat.31, 492-497, 1960.Pemmaraju, S. and Skiena, S. "Cycles, Stars, and Wheels." §6.2.4 in Computational Discrete Mathematics: Combinatorics and Graph Theory in Mathematica. Cambridge, England: Cambridge University Press, pp. 248-249, 2003.Skiena, S. "Cycles, Stars, and Wheels." §4.2.3 in Implementing Discrete Mathematics: Combinatorics and Graph Theory with Mathematica. Reading, MA: Addison-Wesley, pp. 83 and 144-147, 1990.Tutte, W. T. Graph Theory. Cambridge, England: Cambridge University Press, 2005.