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Front Page FilomatPublisher: Faculty of Sciences and Mathematics, NišISSN: 0354-5180Issue: 36_9Date: 2022Journal Homepage

Existence and nonexistence of nontrivial solutions for a class of p-Kirchhoff type problems with critical Sobolev exponent 2971 - 2979
Atika Matallah, Safia Benmansour and Hayat Benchira  
AbstractKeywords: Variational methods; Kirchhoff equations; critical Sobolev exponentMSC: 35J20; 35IJ60; 47J30DOI: 10.2298/FIL2209971M
Brück conjecture and homogeneous differential polynomial 2981 - 2990
Indrajit Lahiri and Shubhashish Das  
AbstractKeywords: Homogeneous differential polynomial; entire function; sharingMSC: 30D35DOI: 10.2298/FIL2209981L
Twisted partial actions of monoidal Hom-Hopf algebras 2991 - 3011
Quan-Guo Chen and Wen-Jing Cheng  
AbstractKeywords: monoidal Hom-Hopf algebra; Hom-crossed product; coquasitriangular structureMSC: 16W30DOI: 10.2298/FIL2209991C
Existence of solution of infinite systems of singular integral equations of two variables in C(I × I, ℓp) with I = [0,t],t > 0 and 1 < p < ∞ using Hausdorff measure of noncompactness 3013 - 3023
Anupam Das, Bipan Hazarika and K Sadarangani  
AbstractKeywords: Measure of noncompactness; Infinite system of singular integral equation; Meir-Keeler condensing operators; Fixed pointMSC: 34A34; 46B45; 47H10DOI: 10.2298/FIL2209013D
Ordering of k-uniform hypertrees by their distance spectral radii 3025 - 3035
Xiangxiang Liu, Ligong Wang and Xihe Li  
AbstractKeywords: Distance matrix; Distance spectral radius; k-uniform hypertreeMSC: 05C50; 05C65DOI: 10.2298/FIL2209025L
The Radical-Zariski topology on the radical spectrum of modules 3037 - 3050
Hosein Fazaeli Moghimi and Javad Bagheri Harehdashti  
AbstractKeywords: Radical spectrum; Radical-Zariski topology; Zariski topology; spectral spaceMSC: 13C13; 13C99; 54B99DOI: 10.2298/FIL2209037M
Weak demicompactness involving measures of weak noncompactness and invariance of the essential spectrum 3051 - 3073
Aref Jeribi, Bilel Krichen and Makrem Salhi  
AbstractKeywords: Weakly demicompact operator; Fredholm and semi-Fredholm operators; measure of weak noncompactness; essential spectrumMSC: 47A53; 47A10DOI: 10.2298/FIL2209051J
On the extension of surjective isometries whose domain is the unit sphere of a space of compact operators 3075 - 3090
Antonio M Peralta  
AbstractKeywords: Tingley’s problem; Mazur–Ulam property; extension of isometries; compact operators; compact C∗-algebrasMSC: 46A22; 46B20; 47B49; 46B04; 17C65; 46L05DOI: 10.2298/FIL2209075P
Hyponormality of slant weighted Toeplitz operators on the torus 3091 - 3103
Munmun Hazarika and Sougata Marik  
AbstractKeywords: slant weighted Toeplitz operator; weighted Laurent operator; hyponormal operator; trigonometric polynomialMSC: 47B37; 47B20; 47B35DOI: 10.2298/FIL2209091H
Essential norm of composition operators on harmonic Bloch spaces 3105 - 3118
Y Estaremi, A Ebadian and S Esmaeili  
AbstractKeywords: Composition operator; Harmonic Bloch spaces; Harmonic function; essential normMSC: 47B33DOI: 10.2298/FIL2209105E
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