Kragujevac Journal of Mathematics Vol. 44 No.2 (2020)


EDITORIAL BOARD

On the Estrada Index of Point Attaching Strict $k$-Quasi Tree Graphs

Author: M. A. IRANMANESH AND R. NEJATI
Keyword: Estrada Index, quasi tree graph, point attaching Strictk-quasi tree graph
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165–179

New Upper and Lower Bounds for Some Degree-based Graph Invariants

Author: A. GHALAV, A. ASHRAFI AND I. GUTMAN
Keyword: Degree (of vertex), coindex, forgotten index,F-index, Zagreb index.
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181-188

Existence, Uniqueness and Stability of Periodic Solutions for Nonlinear Neutral Dynamic Equations

Author: F. BOUCHELAGHEM, A. ARDJOUNI AND A. DJOUDI
Keyword: Fixed point, periodic solutions, stability, dynamic equations, time scales.
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189–203

Some Commutativity Theorems for Near-Rings with Left Multipliers

Author: A. BOUA, A. Y. ABDELWANIS AND A. CHILLALI
Keyword: 3-Prime near-ring, derivations, commutativity, generalized derivation, left multiplier.
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205-216

Soft Interior-Hyperideals in Left Regular LA-Semihypergroups

Author: M. Y. ABBASI, S. A. KHAN, A. F. TALEE AND A. KHAN
Keyword: LA-semihypergroups, soft interior-hyperideals, left regular LAsemihypergroups.
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217-236

Some Results on Super Edge-Magic Deficiency of Graphs

Author: M. IMRAN, A. Q. BAIG AND A. S. FENOVCíKOVá
Keyword: Super edge-magic total labeling, super edge-magic deficiency, block graph,
snake graph, prism, corona of graphs, square of graph.
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237-249

Laplace Transform and Homotopy Perturbation Methods for Solving the Pseudohyperbolic Integrodifferential Problems with Purely Integral Conditions

Author: A. NECIB AND A. MERAD
Keyword: Pseudohyperbolic integrodifferential equation, a priori estimate, Laplace
transform method, Stehfest algorithm, homotopy perturbation method.
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251–272

Some Matrix and Compact Operators of the Absolute Fibonacci Series Spaces

Author: F. GöKçE AND M. A. SARIGöL
Keyword: Absolute summability, Fibonacci numbers, matrix transformations, sequence
spaces, bounded operators, Hausdroff meausures of noncompactness.
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273–286

A Note on Almost Anti-Periodic Functions in Banach Spaces

Author: M. KOSTIC AND D. VELINOV
Keyword: Almost anti-periodic functions, almost periodic functions, anti-periodic
functions, Bohr transform, Banach spaces.
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287–297

Hyers-Ulam Stability of a Free and Forced Vibrations

Author: R. MURALI AND A. P. SELVAN
Keyword: Hyers-Ulam stability, Hyers-Ulam-Rassias stability, free damped vibrations, undamped vibrations, forced vibrations and initial conditions.
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299–312

Basic Inequalities for (m,M)-Ψ-Convex Functions when Ψ=-ln

Author: S. S. DRAGOMIR AND I. GOMM
Keyword: Convex functions, special convexity, weighted arithmetic and geometric means, logarithmic function.
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313–325