Boletim da Sociedade Paranaense de Matemática. 3º Série. Vol.39, 4, Maringá. 2021.

ISSN-0037-8712 (PRINT) - ISSN-2175-1188 (ONLINE)

 

Research Articles 

 

On the Uniform Ergodic for $\alpha-$times Integrated Semigroups.

A. Tajmouati, A. El Bakkali, F. Barki and M. A. Ould Mohamed Baba

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9

Extremal Number of Theta Graphs of Order $7$.

M. Jaradat, M.S. Bataineh, A.A. Al-Rhayyel, Z. Mustafa

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21

Efficient Procedure to Generate Generalized Gaussian Noise Using Linear Spline Tools.

A. Monir, H. Mraoui and A. El Hilali

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35

On Graded Quasi-primary Submodules of Graded Modules Over Graded Commutative Rings.


K. Al-Zoubi and R. Alkhalaf

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57

Symmetric Generalized Biderivations on Prime Rings

F. Shujat

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65

Simplifying Coefficients in Differential Equations Related to Generating Functions of Reverse Bessel and Partially Degenerate Bell Polynomials.

F. Qi

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73

 

Multi-valued Fixed Point Theorem via F-contraction of Nadler Type and Application to Functional and Integral Equations.

M. Shoaib, M. Sarwar and P. Kumam

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83

On Several New Laplace Transforms of Generalized Hypergeometric Functions $_2F_{2}(x)$.

A. O. Mohammed, M. A. Rakha, M. M. Awad, A. K.

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97

Various Contractions in Generalized Metric Space.

S. Rathee, K. Dhingra and A. Kumar

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111

A Pair of Generalized Derivations in Prime, Semiprime Rings and in Banach Algebras.

Basudeb Dhara, Venus Rahmani and Shervin Sahebi

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131

An Efficient Numerical Method Based on Variational Iteration Method for Solving the Kuramoto-Sivashinsky Equations.

A. Hosseini

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143

Initial Coefficient Bounds for a Subclass of m-fold Symmetric Bi-univalent Functions.

A. Zireh and S. Hajiparvaneh

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153

A Characterization of Ordered $\Gamma$-semigroups by Ordered $(m, n)$-$\Gamma$-ideals.

M. Y. Abbasi, A. Basar and A. Ali

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165

Darboux Curves in Lorentzian Three Dimensional Heisenberg Group.

Gülden Altay Suroğlu and Talat Körpinar

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175

A Number of Limit Cycle of Sextic Polynomial Differential Systems via the Averaging Theory.

A. Menaceur and S. Boulaaras

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181