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FilomatPublisher: Faculty of Sciences and Mathematics, NišISSN: 0354-5180Issue: 37_7Date: 2023Journal Homepage Editorial BoardImpressum   New characterizations for w-core inverses in rings with involution 2131 - 2139 Taohua Jin, Huihui Zhu and Liyun Wu   AbstractKeywords: w-core inverses; core inverses; the inverse along an element; {1; 3}-inverses; {1; 4}-inverses; Moore-Penrose inverses; group inversesMSC: 15A09; 16W10DOI: 10.2298/FIL2307131J Approximation of operators related to squared Szász-Mirakjan basis functions 2141 - 2150 Shagufta Rahman, Ali Aral and M Mursaleen   AbstractKeywords: Linear positive operators; Szász-Mirakjan operators; Rate of convergence; Modulus of continuityMSC: 41A25; 41A36DOI: 10.2298/FIL2307141R Semilinear periodic parabolic problem with discontinuous coefficients: mathematical analysis and numerical simulation 2151 - 2164 Hamza Alaa, Malika El Ghabi and Abderrahim Charkaoui   AbstractKeywords: Weak periodic solutions; discontinuous coefficients; optimization; Lagrangian; least-squaresMSC: 35K55; 35B10; 35K59DOI: 10.2298/FIL2307151A Subgroups of products of para τ-discrete semitopological groups 2165 - 2172 Vikesh Kumar and Brij Kishore Tyagi   AbstractKeywords: Semitopological group; paratopological group; index of regularity; basic refinement; regular; character; para τ-discrete spaceMSC: 54H11; 54B10; 54A25DOI: 10.2298/FIL2307165K Some separation axioms for partially ordered sets 2173 - 2182 Maryam G Alshehri, Sami Lazaar, Abdelwaheb Mhemdi and Neama Zidani   AbstractKeywords: Ordered sets; Alexandroff topology; primal spacesMSC: 06A06; 06A05; 54F05; 54H20DOI: 10.2298/FIL2307173A Note on the Banach problem 1 of condensations of Banach spaces onto compacta 2183 - 2186 Alexander V Osipov   AbstractKeywords: Banach problem; condensation; metric compact space; densityMSC: 57N20; 54C10; 54E99DOI: 10.2298/FIL2307183O Hypersurfaces of metallic Riemannian manifolds as k-almost Newton-Ricci solitons 2187 - 2197 Majid Ali Choudhary, Mohd Danish Siddiqi, Oğuzhan Bahadır and Siraj Uddin   AbstractKeywords: Riemannian manifolds; Einstein manifold; Ricci solitons; Metallic structureMSC: 53B25; 53C25; 53C40; 53C15DOI: 10.2298/FIL2307187C Gradient Ricci-Yamabe solitons on warped product manifolds 2199 - 2207 Fatma Karaca   AbstractKeywords: Ricci-Yamabe soliton; gradient Ricci-Yamabe soliton; warped productMSC: 53C21; 53C50; 53C25DOI: 10.2298/FIL2307199K Hyperbolic Navier-stokes equations in three space dimensions 2209 - 2218 Bouthaina Abdelhedi   AbstractKeywords: Navier-Stokes equations; global existence; uniqueness; energy estimate; quasilinear hyperbolic equations; incompressible fluidMSC: 35Q30; 76D05; 35L72DOI: 10.2298/FIL2307209A Existence of the solution for hybrid differential equation with Caputo-Fabrizio fractional derivative 2219 - 2226 Najat Chefnaj, Khalid Hilal and Ahmed Kajouni   AbstractKeywords: Fractional derivative; Hybrid differential equation; Fractional derivatives of Caputo-Fabrizio; Dhage’s fixed point theoremMSC: 26A33; 34B15; 34G20; 47H10DOI: 10.2298/FIL2307219C Article page: <<123>>

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