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FilomatPublisher: Faculty of Sciences and Mathematics, NišISSN: 0354-5180Issue: 37_10Date: 2023Journal Homepage Editorial BoardImpressum   Isosymmetric composition operators on H2 3009 - 3019 Rong Yang, Songxiao Li and Lian Hu   AbstractKeywords: Composition operator; isosymmetry; linear fractional self-mapMSC: 30H10; 47B33DOI: 10.2298/FIL2310009Y Generalized cline's formula for the generalized Drazin inverse in rings 3021 - 3028 Huanyin Chen and Marjan Sheibani Abdolyousefi   AbstractKeywords: Generalized Cline’s formula; Generalized Drazin inverse; Banach algebra; Common spectral propertyMSC: 15A09; 47A11DOI: 10.2298/FIL2310021C Existence of solutions for first order impulsive periodic boundary value problems on time scales 3029 - 3042 Svetlin G Georgiev, Sibel Doğru Akgöl and M Eymen Kuş   AbstractKeywords: PBVPs; cone; k-set contraction; expansive operator; sum of operators; existence of solutionsMSC: 34B37; 34N05DOI: 10.2298/FIL2310029G Refinements of some numerical radius inequalities for Hilbert space operators 3043 - 3051 Mamata Rani Jena, Namita Das and Satyajit Sahoo   AbstractKeywords: Numerical radius; positive operator; McCarthy inequalityMSC: 47A12; 47A30; 47A63DOI: 10.2298/FIL2310043J A Caristi type fixed point theorem which characterizes metric completeness 3053 - 3061 Ravindra K Bisht   AbstractKeywords: Fixed point; Caristi mapping; metric completenessMSC: 47H10; 54H25DOI: 10.2298/FIL2310053B The strong BD property in Banach lattices 3063 - 3073 Halimeh Ardakani, Manijeh Salimi and Mohammad S Moshtaghioun   AbstractKeywords: almost limited set; almost DP set; weakly completely continuous operator; RDP∗ property; BD propertyMSC: 46B42; 46B50; 47B65DOI: 10.2298/FIL2310063A Dual Drazin inverses of dual matrices and dual Drazin-inverse solutions of systems of linear dual equations 3075 - 3089 Jin Zhong and Yilin Zhang   AbstractKeywords: Dual matrix; Dual Drazin inverse; Linear dual equation; Dual Drazin-inverse solution; Least-squares solutionMSC: 15A09; 15A10DOI: 10.2298/FIL2310075Z Hankel and Toeplitz operators, block matrices and derivations 3091 - 3104 Robin Harte, Eungil Ko and Ji Eun Lee   AbstractKeywords: Hankel operator; Toeplitz operator; Block matrix; DerivationMSC: 47B35; 47A10DOI: 10.2298/FIL2310091H Regularity theory for quasilinear elliptic equations of p-Schrödinger type with certain potentials 3105 - 3117 Fengping Yao   AbstractKeywords: p-Schrödinger; regularity; Orlicz; quasilinear; elliptic; divergence; whole spaceMSC: 35J10; 35J15DOI: 10.2298/FIL2310105Y Generalized matrix functions, permutation matrices and symmetric matrices 3119 - 3142 Mohammad Hossein Jafari and Ali Reza Madadi   AbstractKeywords: Generalized matrix function; Permanent; Determinant; Permutation matrix; Symmetric matrixMSC: 20C15; 15A15DOI: 10.2298/FIL2310119J Article page: 123>>

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