Abstract : In this paper, we study the chromatic and dichromatic sum functions of rooted general maps on the plane.The chromatic and dichromatic sum function equa- tions of such maps are obtained.
摘 : 研究了平面上一般带根地图的色和与双色和,得到了这类地图的色和与双色和函数方程。
Abstract : In this paper, we study the chromatic and dichromatic sum functions of rooted general maps on the plane.The chromatic and dichromatic sum function equa- tions of such maps are obtained.
摘 : 研究了平面上一般带根地图的色和与双色和,得到了这类地图的色和与双色和函数方程。
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