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FilomatPublisher: Faculty of Sciences and Mathematics, NišISSN: 0354-5180Issue: 36_7Date: 2022Journal Homepage Editorial BoardImpressum   Infinitely many solutions for a class of systems including the (p 1 , · · · , p n )-biharmonic operators 2303 - 2310 Mirkeysaan Mahshid and Abdolrahman Razani   AbstractKeywords: (p1; · · ·; pn)-biharmonic systems; variational methods; infinitely many solutionsMSC: 35J35; 35J92; 45G15DOI: 10.2298/FIL2207303M Zero-dimensionality and Hausdorffness in quantale-valued preordered spaces 2311 - 2323 Samed Özkan and Muhammad Qasim   AbstractKeywords: Quantale-valued preordered; topological category; zero-dimensionality; pre-Hausdorff; Hausdorff; D-connectedMSC: 54A05; 54B30; 54D10; 54A40; 54F45; 18B35DOI: 10.2298/FIL2207311O The topological Riesz algebras 2325 - 2332 Abdullah Aydın, Hatice Ünlü Eroğlu and Sabahattin Ilbıra   AbstractKeywords: Riesz algebra; locally solid Riesz algebra; locally full Riesz algebra; topological lattice-ordered group; Riesz space; f -algebraMSC: 06B35; 46A40; 06F15; 06F20DOI: 10.2298/FIL2207325A Berezin number inequalities via convex functions 2333 - 2344 Mualla Birgül Huban, Hamdullah Başaran and Mehmet Gürdal   AbstractKeywords: Berezin symbol; Berezin number; reproducing kernel Hilbert space; mixed Schwarz inequalityMSC: 47A30; 47A63DOI: 10.2298/FIL2207333H Three-factor mean reverting Ornstein-Uhlenbeck process with stochastic drift term innovations: nonlinear autoregressive approach with dependent error 2345 - 2355 Parisa Nabati and Arezoo Hajrajabi   AbstractKeywords: Energy markets; Mean reverting Ornstein Uhlenbeck process; Nonlinear autoregressive models; Semiparametric estimationMSC: 60H10; 37M10; 62F10DOI: 10.2298/FIL2207345N Generalizations and refinements of Niezgoda inequality for similarly separable vectors with applications 2357 - 2379 Asif R Khan and Sumayyah Saadi   AbstractKeywords: Convex functions; Jensen’s inequality; Mercer’s inequality; refinements; index setsMSC: 26A51; 39B62; 26D15; 26D20; 26D99DOI: 10.2298/FIL2207357K Stancu type operators including generalized Brenke polynomials 2381 - 2389 Sezgin Sucu   AbstractKeywords: Szasz operator; Generalized Brenke polynomials; Miller-Lee polynomials; Gould-Hopper polynomialsMSC: 41A25; 33C45DOI: 10.2298/FIL2207381S Study of weakly Ricci-symmetric spacetimes under Gray's decomposition and f (R, T)-gravity 2391 - 2401 Bang-Yen Chen, Uday Chand De and Fatemah Mofarreh   AbstractKeywords: Weakly Ricci-symmetric manifolds; Gray’s decomposition; (GRW)-spacetime; f (R; T)-gravityMSC: 83D05; 83F05; 83C20; 53C80DOI: 10.2298/FIL2207391C Some mean and uniform ergodic type theorems 2403 - 2410 Gencay Oğuza and Cihan Orhan   AbstractKeywords: Ergodic theorem; mean ergodic theorem; uniform ergodic theorem; ergodic decomposition; Cesàro average; regular matrix; bounded linear operator; power bounded operatorMSC: 47A35; 46B15; 40C05DOI: 10.2298/FIL2207403O Asymptotic behaviour of negative eigenvalues of an operator differential equation 2411 - 2426 Özlem Bakşia   AbstractKeywords: Hilbert Space; Negative Eigenvalue; Asymptotic BehaviourMSC: 34B24; 47A10DOI: 10.2298/FIL2207411B Article page: <<123>>

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