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Front Page FilomatPublisher: Faculty of Sciences and Mathematics, NišISSN: 0354-5180Issue: 30_8Date: 2016Journal Homepage

Remarks on Upper and Lower Bounds for Matching Sequencibility of Graphs 2091 - 2099
Shuya Chiba and Yuji Nakano  
AbstractKeywords: matchings; matching sequencibility; matching number; kth power of a Hamilton pathMSC: 05C70 05C85DOI: 10.2298/FIL1608091C
Weakly Convex Domination Subdivision Number of a Graph 2101 - 2110
Magda Dettlaff, Saeed Kosary, Magdalena Lemańka and Seyed Mahmoud Sheikholeslami  
AbstractKeywords: weakly convex dominating set; weakly convex domination number; weakly convex domination subdivision numberMSC: 05C69DOI: 10.2298/FIL1608101D
On Inverse Degree and Topological Indices of Graphs 2111 - 2120
Kinkar Ch. Das, Kexiang Xu and Jinlan Wang  
AbstractKeywords: simple graph; inverse degree; $GA_1$-index; ABC-index; Kf-index; vertex degreeMSC: 05C07 05C50DOI: 10.2298/FIL1608111D
Optimality Conditions for Invex Interval Valued Nonlinear Programming Problems Involving Generalized $H$-Derivative 2121 - 2138
Izhar Ahmad, Deepak Singh and Bilal Ahmad Dar  
AbstractKeywords: interval valued functions; gH-differentiability; $\eta$-preinvex functions; $\eta$-invex functions; Pareto optimal solutions; KKT optimality conditionsMSC: 90C29; 90C30DOI: 10.2298/FIL1608121A
A Numerical Radius Version of the Arithmetic-Geometric Mean of Operators 2139 - 2145
Alemeh Sheikhhosseini  
AbstractKeywords: geometric mean; inequalities; numerical radius; operator normMSC: 47A30 47A12DOI: 10.2298/FIL1608139S
Existence of Nonoscillatory Solutions of Higher Order Neutral Differential Equations 2147 - 2153
T. Candan  
AbstractKeywords: neutral equations; fixed point; nonoscillatory solutionMSC: 34K40 34K11DOI: 10.2298/FIL1608147C
Expressions and Perturbations for the Moore--Penrose Inverse of Bounded Linear Operators in Hilbert Spaces 2155 - 2164
Fapeng Du  
AbstractKeywords: Moore–Penrose inverse; generalized inverse; Hilbert spacesMSC: 15A09 65F20DOI: 10.2298/FIL1608155D
Permutability Degrees of Finite Groups 2165 - 2175
D. E. Otera and F. G. Russo  
AbstractKeywords: subgroup commutativity degree; permutability degree; dihedral groups; probability of commuting pairsMSC: 20P05 06B23; 20D60DOI: 10.2298/FIL1608165O
Fractional Optimal Control Problem for Differential System with Control Constraints 2177 - 2189
G. M. Bahaa  
AbstractKeywords: fractional optimal control problems; fractional differential systems; Dirichlet and Neumann conditions; existence and uniqueness of solutions; Riemann-Liouville sense; Caputo derivativeMSC: 46C05; 49J20; 93C20DOI: 10.2298/FIL1608177B
Periodic and Fixed Point Using Weaker Meir-Keeler Function in Complete Generalized Metric Spaces 2191 - 2206
Hemant Kumar Nashine and Hossein Lakzian  
AbstractKeywords: fixed point; contractive type mapping; generalized metric spacesMSC: 47H10 54H25DOI: 10.2298/FIL1608191N
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