| Authors: | Vukićević Kovijanić, Žana Stevanović, Dragan |
Title: | Bicyclic graphs with extremal values of PI index | Journal: | Discrete Applied Mathematics | Volume: | 161 | Issue: | 3 | First page: | 395 | Last page: | 403 | Issue Date: | 1-Feb-2013 | Rank: | M22 | ISSN: | 0166-218X | DOI: | 10.1016/j.dam.2012.09.015 | Abstract: | We give sharp lower and upper bounds on the PI index of connected bicyclic graphs with constant number of vertices and characterize the case of equality for both bounds. |
Keywords: | Bicyclic graphs | Padmakar-Ivan index | Publisher: | Elsevier | Project: | Graph theory and mathematical programming with applications in chemistry and computer science Slovenian Agency for Research, projects P1-0285 and J1-4021 |
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