UNIVERZITET SVETOZAR MARKOVIĆ, KRAGUJEVAC

THE SVETOZAR MARKOVIĆ UNIVERSITY, KRAGUJEVAC

Zbornik radova

 

Collection of scientific papers of the Faculty of Science

 

 

Vol. 11 (1990)

 

C O N T E N T S

 

Dragić Banković Reproductive solutions in Boolean algebras B and B2 5
Ivan Gutman Fragmentation formulas for the number of Kekulé structures, Hosoya and Merrifield-Simmons indices and related graph invariants 11

Ivan Gutman

Hideyki Narumi

An inequality for the simple topological index . 19
Dragomir S. Sever

Two refinements of Hadamard's inequalities

23
Nikola Ros On the method of differential combination 27
Srboljub Stamenković Establishing the analytical expression for the dependence of the specific heat of mercury in relation to temperature by means of Chebishev polynomials 37

Radoslav V. Žikić

Andraš Štajn

The activity of superoxide dismutase and catalase in the liver of some freshwater Cyprinidae and Salmonidae fish 45
Dragan Todorović Solitons in a molecular chain with impurity. Analysis of analytical solutions 51
  In memorima prof. dr Bogdan Damnjanović 61