Boletim da Sociedade Paranaense de Matemática. 3ş Série. Vol.38, 7, Maringá. 2020.

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

 

Research Articles 

 

Tauberian Theorems for the Product of Weighted and Cesŕro Summability Methods for Double Sequences.

G. Findik and I. Çanak

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9

Variational Analysis For Some Frictional Contact Problems.

L. Ait kaki and M. Denche

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21

Recent Results for the Logarithmic Keller-Segel-Fisher/KPP System.

Y. Zeng and K. Zhao

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37

An Absolute Matrix Summability of Infinite Series and Fourier Series.


Ş. Yildiz

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49

On Binary Operation Graphs.

M. N. Al-Harere and A. A. Omran

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59

Korovkin-type Approximation Theorem for Bernstein Stancu Operator of Rough Statistical Convergence of Triple Sequence.

A. Esi, M. K. Ozdemir and N. Subramanian

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69

 

On $\left(f,I\right) -$Lacunary Statistical Convergence of Order $\alpha $ of Sequences of Sets.

H. Şengül, M. Et and H. Çakalli

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85

A Variation on Strongly Ideal Lacunary Ward Continuity.

H. Şengül, H. Çakalli and M. Et

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99

Performance Evolution of a Fractal Dimension Estimated by an Escape Time Algorithm.

A. J. Mohammed

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109

The $\left(p,q\right)$-Bernstein-Stancu Operator of Rough Statistical Convergence on Triple Sequence.

A. Esi, M. K. Ozdemir and N. Subramanian

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125

Soft $D-$ Metric Spaces.

C. G. Aras, S. Bayramov and M. I. Yazar

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137

Tripartite Graphs with Energy Aggregation.

N. A. Alawn, N. M. G. Al-Saidi and R. T. Rasheed

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149

Normality and Quotient in the Category of Crossed Modules Within the Category of Groups with Operations.

T. Şahan and O. Mucuk

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169

Liftings of Crossed Modules in the Category of Groups with Operations.

H. F. Akiz, O. Mucuk and T. Şahan

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181

A Variation on Strongly Lacunary delta Ward Continuity in 2-normed Spaces.

S. Ersan

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195

Boundary Behaviour of Holomorphic Functions on the Cardioid Domain with some Applications.

S. S. Alhily and Deepmala

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203

Applications of the Jack's Lemma for the Meromorphic Functions at the Boundary.

T. Akyel and B. N. Örnek

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219

Global Convergence of Conjugate Gradient Method in Unconstrained Optimization Problems.

H. Y. Najm, E. T. Hamed and H. I. Ahmed

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227