Regular issues


1. A NOTE ON AN EXPANSION METHOD FOR CALOGERO TYPE SERIES INVOLVING ZEROS OF BESSEL FUNCTIONS
Kamil Urbanowicz

2. CPSOA: A HYBRID METAHEURISTIC FOR SOLVING OPTIMIZATION PROBLEMS — A CASE STUDY ON SYSTEMS OF NONLINEAR EQUATIONS
Mohammed A. El-Shorbagy, Abeer A. Ahmed

3. INFLUENCE OF SURFACE ROUGHNESS OF CIRCULAR STRESS CONCENTRATORS ON THE DISTRIBUTION OF STRENGTH PARAMETERS WITHIN STRUCTURAL ELEMENTS
Petro Pukach, Andriy Havrylyak, Oleg Kuzin, Mykola Kuzin

4. FROM SYMMETRY TO SPARSITY: A DUAL FRAMEWORK OF LISHT AND REXTANH ACTIVATION FUNCTIONS FOR DEEP LEARNING
Emil Barciś, Krzysztof Rojek