Author/Authors :
Gutman، نويسنده , , Ivan and Miljkovi?، نويسنده , , Olga and Caporossi، نويسنده , , Gilles and Hansen، نويسنده , , Pierre، نويسنده ,
Abstract :
The chemical trees on n vertices (i.e. molecular graphs representing alkanes with n carbon atoms) with minimal, second-minimal, third-minimal, maximal, second-maximal and third-maximal values of the Randić connectivity index are determined.