平面上(5)/(2)×n和(4)/(2)×n矩形格图圈的计数
Count of Cycles of (5)/(2)×n and (4)/(2)×n Rectangular Lattice Graphs in a Plane
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摘要: 讨论了平面上(5)/(2)×n和(4)/(2)×n的Ⅰ型及Ⅱ型矩形格图圈的计数问题,得到相应的递推公式和计数公式。Abstract: The count of cycles of 2/5×n and 2/4×n rectangular lattice graphs of type Iand II in a plane is discussed and the corresponding recurrence formulae and counting formulae are obtained.