The star chromatic number x*(G) of a graph G(sometimes it is also called circular chromatic number Xc(G)) is a natural generation of the chromatic number x(G) of a graph. It was first defined by Vince in [1].是什么意思_The star chromatic number x*(G) of a graph G(sometimes it is also called circular chromatic number Xc(G)) is a natural generation of the chromatic number x(G) of a graph. It was first defined by Vince in [1].在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句