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Front Page FilomatPublisher: Faculty of Sciences and Mathematics, NišISSN: 0354-5180Issue: 37_10Date: 2023Journal Homepage

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
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