TY - JOUR JF - IJMSI JO - IJMSI VL - 3 IS - 1 PY - 2008 Y1 - 2008/5/01 TI - Edge-Szeged and vertex-PIindices of Some Benzenoid Systems TT - N2 - The edge version of Szeged index and vertex version of PI index are defined very recently. They are similar to edge-PI and vertex-Szeged indices, respectively. The different versions of Szeged and PIindices are the most important topological indices defined in Chemistry. In this paper, we compute the edge-Szeged and vertex-PIindices of some important classes of benzenoid systems. SP - 31 EP - 39 AD - KW - Edge and Vertex-Szeged indices KW - Edge and Vertex-PI indices KW - Benzenoid Systems. UR - http://ijmsi.ir/article-1-42-en.html DO - 10.7508/ijmsi.2008.01.003 ER -