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Front Page FilomatPublisher: Faculty of Sciences and Mathematics, NišISSN: 0354-5180Issue: 29_5Date: 2015Journal Homepage

QLS-Integrality of Complete $r$-Partite Graphs 1043 - 1051
Milan Pokorn'y  
AbstractKeywords: complete r-partite graph; adjacency (Laplacian; signless Laplacian; Seidel) matrix; integral graphMSC: 05C50DOI: 10.2298/FIL1505043P
Orthogonal Polynomials With Varying Weight of Laguerre Type 1053 - 1062
Predrag M. Rajković, Sladjana D. Marinković and Miomir S. Stanković  
AbstractKeywords: eight functions; Laguerre polynomials; functional product; orthogonality; recurrence relations; zeros; differential propertiesMSC: 33C45 42C05; 05E35DOI: 10.2298/FIL1505053R
The Additivity of Polygamma Functions 1063 - 1066
Bai-Ni Guo, Feng Qi and Qiu-Ming Luo  
AbstractKeywords: subadditive function; superadditive function; polygamma functionMSC: 33B15; 39B62 26A51; 26D07DOI: 10.2298/FIL1505063G
Nonlinear Fuzzy Stability of a Functional Equation Related to a Characterization of Inner Product Spaces Via Fixed Point Technique 1067 - 1080
Zhihua Wang and Prasanna K. Sahoo  
AbstractKeywords: fixed point method; functional equations related to inner product space; fuzzy Banach spaces; Hyers-Ulam-Rassias stabilityMSC: 39B82 39B72; 03F55DOI: 10.2298/FIL1505067W
A Congruence Relation for Wiener and Szeged Indices 1081 - 1083
Ivan Gutman, Kexiang Xu and Muhuo Liu  
AbstractKeywords: Wiener index; Szeged Index; congruence relationMSC: 05C12 05C05DOI: 10.2298/FIL1505081G
Conservative Matrices in Summability of Series 1085 - 1092
Dansheng Yu  
AbstractKeywords: conservativematrices; summability of seriesMSC: 40F05; 40D25DOI: 10.2298/FIL1505085Y
On the Index of Product Systems of Hilbert Modules 1093 - 1111
Dragoljub J. Kečkić and Biljana Vujošević  
AbstractKeywords: product system; Hilbert module; index; noncommutative dynamics; quantum probabilityMSC: 46L53; 46L55 60G20DOI: 10.2298/FIL1505093K
Certain New Classes of Generalized Closed Sets and Their Applications in Ideal Topological Spaces 1113 - 1120
Dhananjoy Mandal and M. N. Mukherjee  
AbstractKeywords: $*$-$g$-closed; $*$-$g$-regular; $*$-$g$-normal; $*$-$R_0$-space; $\cal I$-$R_0$-spaceMSC: 54A05 54A99; 54D10DOI: 10.2298/FIL1505113M
Notes on Re-nnd Generalized Inverses 1121 - 1125
Xifu Liu and Rouyue Fang  
AbstractKeywords: Re-nnd generalized inverse; group inverseMSC: 15A09DOI: 10.2298/FIL1505121L
Approximation by Complex Szász--Mirakyan--Stancu--Durrmeyer Operators in Compact Disks under Exponential Growth 1127 - 1136
Sorin G. Gal and Vijay Gupta  
AbstractKeywords: omplex Szász-Stancu-Durrmeyer operators; Voronovskaja type result; exact order of approximation in compact disks; simultaneous approximation.MSC: 30E10; 41A25DOI: 10.2298/FIL1505127G
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