Vol. 17, No. 1 (2025)

Improvement of some bounds for the Randić Estrada index of graphs

Authors: Akbar Jahanbani, Hajar Shooshtari, Izudin Redžepović

Keywords: Randić eigenvalues of a graph, Estrada index, Randić Estrada index, bounds, graph invariants

Hamming energy of sunlet and n-barbell graphs

Authors: Bojana Borovićanin, Nenad Stojanović, Nemanja Vučićević

Keywords: Hamming energy, Sunlet graph, n-Barbell graph

Modeling the dynamics of lunar dust, taking into account the actual optical properties of minerals

Authors: Andrey B. Yakovlev, Dmitriy A. Beloborodov

Keywords: lunar dust, electrostatic levitation, radiation pressure, optical properties of minerals, modeling

Application of digital models in the presentation of relief, lake bathymetry, lake eyes and climatic elements in the area of the Skadar lake region (Montenegro)

Authors: Dejan Radović, Edin Dolićanin

Keywords: GIS, digital models, Lake Skadar