本文引入信息矩阵概念，并成功地用之解决一类苯系物的克库勒结构计数问题．...

给出算法搜索任意凯库勒型苯图的根,并基于此分别给出新的充要条件判定：苯图的正规,凯库勒结构为根、芽或其它.进一步,对于任意两个......

本文是长方状苯系物克库勒结构计数研究的继续,文中给出了决定R_n(m)(n为固定)的递归关系的新方法。......

We study a random planar honeycomb lattice model, namely the random double hexagonal chains. This is a lattice system wi......

Let G = (V;E) be a simple connected graph. The sets of vertices and edges of G are denoted by V = V(G) and E = E(G), res......