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FilomatPublisher: Faculty of Sciences and Mathematics, NišISSN: 0354-5180Issue: 35_4Date: 2021Journal Homepage Editorial BoardImpressum   On similarity of an arbitrary matrix to a block diagonal matrix 1205 - 1214 Michael Gil'   AbstractKeywords: matrices; similarity; condition number; operator functions; matrix function; resolvent: spectrum perturbationMSC: 15A04; 15A42; 15A18DOI: 10.2298/FIL2104205G The approximation by the pertinent Euler-Lagrange-Jensen generalized quintic functional maps in quasi-Banach spaces 1215 - 1231 Nguyen Van Dung and Nguyen Thi Thanh Ly   AbstractKeywords: Stability; functional equation; quasi-Banach; quasi-normed spaceMSC: 39B82; 47H10; 39B52DOI: 10.2298/FIL2104215D Symmetric Bi-derivations and their generalizations on group algebras 1233 - 1240 Mohammad Hossein Ahmadi Gandomani and Mohammad Javad Mehdipour   AbstractKeywords: Locally compact abelian group; bi-derivation; κ−centralizing mapping; κ−skew centralizing mappingMSC: 43A15; 47B47; 16W25DOI: 10.2298/FIL2104233G The continuity and the simplest possible expression of inner inverses of linear operators in Banach space 1241 - 1251 Saijie Chen, Yayuan Zhao, Lanping Zhu and Qianglian Huang   AbstractKeywords: inner inverse; generalized inverse; the simplest possible expression; continuityMSC: 47A55; 15A09DOI: 10.2298/FIL2104241C A new generalization of refined young inequalities for τ-measurable operators 1253 - 1265 Mohamed Amine Ighachane and Mohamed Akkouchi   AbstractKeywords: AM-GM inequality; Young inequality; Von Neumann algebras; Determinants; Traces; p-normsMSC: 47A63; 46L07; 26D07DOI: 10.2298/FIL2104253I The categorical relationships between neighborhood spaces, -neighborhood spaces and stratified l-neighborhood spaces 1267 - 1287 Lingqiang Li, Qiu Jin, Chunxin Bo and Zhenyu Xiu   AbstractKeywords: Fuzzy topological spaces; fuzzy neighborhood spaces; residuated lattice; categorical relationship; >-neighborhood spaces; stratified L-neighborhood spacesMSC: 54A40; 54A10DOI: 10.2298/FIL2104267L On the D α spectral radius of strongly connected digraphs 1289 - 1304 Weige Xi   AbstractKeywords: strongly connected digraph; Dα spectral radius; boundsMSC: 05C50; 15A18DOI: 10.2298/FIL2104289X On coefficient inequalities of certain subclasses of bi-univalent functions involving the Sălăgean operator 1305 - 1313 Amol B Patil and Uday H Naik   AbstractKeywords: analytic function; univalent function; bi-univalent function; coefficient estimate; Sălăgean differential operatorMSC: 30C45; 30C50DOI: 10.2298/FIL2104305P Ordering results between the largest claims arising from two general heterogeneous portfolios 1315 - 1332 Sangita Das and Suchandan Kayal   AbstractKeywords: Stochastic orderings; Largest claim amounts; Multivariate chain majorization; T-transform matrix; General family of distributionsMSC: 60E15; 62G30; 60K10; 90B25DOI: 10.2298/FIL2104315D The reverse total weighted distance problem on networks with variable edge lengths 1333 - 1342 Kien Trung Nguyen and Nguyen Thanh Hung   AbstractKeywords: Combinatorial optimization - Reverse optimization - Complexity - Tree - CycleMSC: 90B10; 90B80; 90C27DOI: 10.2298/FIL2104333N Article page: <<123>>

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