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Front Page FilomatPublisher: Faculty of Sciences and Mathematics, NišISSN: 0354-5180Issue: 33_7Date: 2019Journal Homepage
 

Local spectral property of 2 × 2 operator matrices 1845 - 1854
Eungil Ko  
AbstractKeywords: SVEP; Bishop’s property (β); spectraMSC: 47B20; 47A10DOI: 10.2298/FIL1907845K
Function characterizations of some spaces in which compacta are G δ 1855 - 1863
Er-Guang Yang and Cong-Cong Wu  
AbstractKeywords: Real-valued functions; 1-functions; c-stratifiable spaces; kc-semi-stratifiable spacesDOI: 10.2298/FIL1907855Y
Some results on dual third-order Jacobsthal quaternions 1865 - 1876
Gamaliel Cerda-Morales  
AbstractKeywords: Jacobsthal number; dual quaternion; recurrence relation; third-order Jacobsthal quaternion; third-order Jacobsthal numberMSC: 11B37; 11R52; 20G20DOI: 10.2298/FIL1907865C
A new fuzzy-valued integral and its convergence theorems 1877 - 1887
Cai-Li Zhou and Xin Chen  
AbstractKeywords: real-valued function; generalized fuzzy number measure; fuzzy-valued Kluvánek-Lewis integral; Banach spaceMSC: 03E72; 28E10; 26A39DOI: 10.2298/FIL1907877Z
Low-level separation axioms from the viewpoint of computational topology 1889 - 1901
Sang-Eon Han  
AbstractKeywords: AC complex; Alexandroff space; locally finite space; abstract cell complex; semi-separation; edge to edge tiling; face to face crystallization; semi-T1 space; dimensionMSC: 54A05; 54A10; 54D10; 54F65; 52C20DOI: 10.2298/FIL1907889H
A class of constrained inverse eigenvalue problem and associated approximation problem for symmetrizable matrices 1903 - 1909
Xiangyang Peng, Wei Liu and Jinrong Shen  
AbstractKeywords: Symmetrizable matrix; Inverse eigenvalue problem; Optimal approximation solution; Minimum norm solutionMSC: 15A18; 15A29DOI: 10.2298/FIL1907903P
Induced dynamics in hyperspaces of non-autonomous discrete systems 1911 - 1920
Radhika Vasisht and Ruchi Das  
AbstractKeywords: Non-autonomous dynamical systems; hyperspace; sensitivity; shadowing propertyMSC: 54H20; 37B55; 54B20DOI: 10.2298/FIL1907911V
Approximation by generalized integral Favard-Szász type operators involving Sheffer polynomials 1921 - 1935
Seda Karateke, Çiğdem Atakut and ĺbrahim Büyükyazici  
AbstractKeywords: Integral operators; Favard-Szász operators; modulus of continuity; Appell polynomials; Peetre’s K-functionalMSC: 41A10; 41A25; 41A36DOI: 10.2298/FIL1907921K
Starlikeness associated with lemniscate of Bernoulli 1937 - 1955
Vibha Madaan, Ajay Kumar and V Ravichandran  
AbstractKeywords: Subordination; univalent functions; starlike functions; lemniscate of BernoulliMSC: 30C80; 30C45DOI: 10.2298/FIL1907937M
Minimal bases and minimal sub-bases for topological spaces 1957 - 1965
Yiliang Li, Jinjin Li, Jun-E Feng and Hongkun Wang  
AbstractKeywords: Alexandroff space; minimal base; minimal sub-baseMSC: 54B05; 54B10; 54C05; 54C10; 54D05DOI: 10.2298/FIL1907957L
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