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FilomatPublisher: Faculty of Sciences and Mathematics, NišISSN: 0354-5180Issue: 35_7Date: 2021Journal Homepage Editorial BoardImpressum   Second Hankel determinant for certain subclass of bi-univalent functions 2129 - 2140 Safa Salehian and Ahmad Motamednezhad   AbstractKeywords: Bi-univalent functions; Coefficient estimates; Second Hankel determinant; SubordinationMSC: 30C45; 30C50DOI: 10.2298/FIL2107129S Perturbation results in the Fredholm theory and m-essential spectra of some matrix operators 2141 - 2149 Boulbeba Abdelmoumen, Sadok Chakroun and Mnif Maher   AbstractKeywords: Measures of noncompactness in Banach spaces; Fredholm operators; Essential spectra; Matrix operatorsMSC: 47H08; 47A53; 47A55; 47A56DOI: 10.2298/FIL2107141A Fixed point results for hybrid contractions in Menger metric spaces with application to integral equations 2151 - 2164 Ayub Samadi and Nawab Hussain   AbstractKeywords: Menger PM space; α −Hθ− contractions; Integral equation; Orbitally continuous mappingMSC: 47H09; 47H10; 34A34DOI: 10.2298/FIL2107151S Some classical inequalities and their applications 2165 - 2173 Mualla Birgül Huban, Mehmet ¨ Gürdal and Havva Tilki   AbstractKeywords: Reproducing kernel Hilbert space; Berezin symbol; Berezin number; quasi-paranormal operator; Hölder-McCarthy type inequality; Young type inequalityMSC: 47A63; 26D15; 47B10DOI: 10.2298/FIL2107165H Meir-Keeler condensing operators and applications 2175 - 2188 Sana Hadj Amor and Abdelhak Traiki   AbstractKeywords: Meir-Keeler condensing operators; measure of weak noncompactness; nonlinear hybrid linearly perturbed integral equationsMSC: 47H09; 47H10; 47H30DOI: 10.2298/FIL2107175H Maximal summability operators on the dyadic hardy spaces 2189 - 2208 Ushangi Goginava and Salem Ben Said   AbstractKeywords: Walsh Systems; Hardy Spaces; Boundedness of Maximal Operators; Logarithmic Means; Cesàro MeansMSC: 42C10DOI: 10.2298/FIL2107189G Separability of path spaces under the open-point and bi-point-open topologies 2209 - 2213 Anubha Jindal   AbstractKeywords: Open-point topology; bi-point-open topology; path spaces; Peano space; σ-Peano spaceMSC: 54C35; 54D05; 54D65DOI: 10.2298/FIL2107209J New additive results for Cauchy dual and MP−inverse of weighted composition operators 2215 - 2230 Morteza Sohrabi   AbstractKeywords: Moore-Penrose inverse; Cauchy dual; complex symmetry; weighted composition operator; hyponormal; paranormalMSC: 47B20; 47B38DOI: 10.2298/FIL2107215S Some inequalities in quasi-Banach algebra of non-Newtonian bicomplex numbers 2231 - 2243 Nilay Sager and Birsen Sağir   AbstractKeywords: ∗−calculus; non-Newtonian complex number; bicomplex number; Hölder’s inequlity; Minkowski’s inequality; quasi- Banach algebraMSC: 30L99; 26D15; 11U10DOI: 10.2298/FIL2107231S On G-mappings defined by G-methods and G-topological groups 2245 - 2256 Jiewen Chen and Jing Zhang   AbstractKeywords: G-closed mappings; G-open mappings; G-quotient mappings; G-topological groups. G-connectednessMSC: 54A20; 54C08; 40A05; 40J05; 40C99DOI: 10.2298/FIL2107245C Article page: 123>>

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