supported by the National Natural Science Foundation of China(Nos 11271307,11171279,11101174)。
Motivated by the connection with the genus of the corresponding link and its application on DNA polyhedral links,in this paper,we introduce a parameter s_(max)(G),which is the maximum number of circles of states of th...
supported by NSFC(11171279,11101358);the NSF of Fujian(2012D140);the Scientific Research Fund of Fujian Provincial Education Department(JA12208,JA12266);the Scientific Research Foundation of Guangxi Education Committee(200103YB069);the Doctor Foundation of Minnan Normal University(201008)
supported by NSFC(11171279,1161006);Natural Sciences Foundation of Guangxi Province(2012GXNSFBA053005);the Scientific Research Foundation of Guangxi Education Committee(200103YB069)
National Natural Science Foundation of China (Grant Nos. 10831001 and 11171279);the Scientific Research Foundation of Zhangzhou Normal University (Grant No. SX1002)
An orientation of a graph G with even number of vertices is Pfaffian if every even cycle C such that G-V(C) has a perfect matching has an odd number of edges directed in either direction of the cycle. The significance...
Supported by the National Natural Science Foundation of China(11071272,10831001,11171279,11101087);the Young Talent Foundation of Fuzhou University(XRC-1154)
The atom-bond connectivity(ABC) index provides a good model for the stability of linear and branched alkanes as well as the strain energy of cycloalkanes,which is defined as ABC(G) =∑ uv∈E(G) √d u+dv-2 dudv,...