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Journal of the Egyptian Mathematical Society
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  1. In this paper, we introduce the concepts of j-ideal lower and j-ideal upper approximations as a generalization of approximation by Pawlak by using j-ideal open sets where j ∈ {α, S, P, γ, β, ⋀β}. Some of their ba...

    Authors: A. S. Nawar
    Citation: Journal of the Egyptian Mathematical Society 2020 28:5
    Content type: Original research Published on:

  3. In this paper, an algorithm for the bi-objective median path (BMP) problem on a tree network is considered. The algorithm is based on the two-phase method which can compute all Pareto solutions for the BMP pro...

    Authors: Abdallah Aboutahoun and Fatma El-Safty
    Citation: Journal of the Egyptian Mathematical Society 2020 28:3
    Content type: Original Research Published on:

  4. This article aims to study the existence of the cooperative search technique to find a Brownian target. We have 2n cooperative searchers coordinate their search to find a Brownian target that moves on one of n di...

    Authors: Mohamed Abd Allah El-Hadidy
    Citation: Journal of the Egyptian Mathematical Society 2020 28:2
    Content type: Original research Published on:

  5. There is an intense worldwide activity in the development of instrumentation for medical diagnosis and bioscreening based on biological labeling and detection of nanoparticles. Based on this profound observati...

    Authors: M. Veera Krishna and Ali J. Chamkha
    Citation: Journal of the Egyptian Mathematical Society 2020 28:1
    Content type: Original research Published on:

  7. Steganography is the technique for hiding data and aims to hide data in such a way that any eavesdropper cannot observe any changes in the original media. The least significant bit (LSB) is one of the most pub...

    Authors: Dalia Nashat and Loay Mamdouh
    Citation: Journal of the Egyptian Mathematical Society 2019 27:57
    Content type: Original Research Published on:

  8. The aim of this paper is to study the free convection boundary-layer flow with heat generation and variable fluid properties past a vertical plate. We incorporated the heat generation and variable viscosity ar...

    Authors: M. Ferdows, M. G. Murtaza and MD. Shamshuddin
    Citation: Journal of the Egyptian Mathematical Society 2019 27:56
    Content type: Original research Published on:

  9. The aim of the present paper is to introduce the notion of conformally doubly warped product Finsler manifold (CDWPF). For such a Finsler manifold, the coefficients of Barthel connection and its curvature tens...

    Authors: A. Soleiman and A.M. Abdelsalam
    Citation: Journal of the Egyptian Mathematical Society 2019 27:55
    Content type: Original Research Published on:

  10. In this paper, we define the compatibility of finite intuitionistic fuzzy relations with the group Zn and prove some of their fundamental properties. We show that some compositions of Zn-compatible intuitionistic...

    Authors: E. G. Emam
    Citation: Journal of the Egyptian Mathematical Society 2019 27:54
    Content type: Original research Published on:

  11. The problem of foot and mouth disease (FMD) is of serious concern to the livestock sector in most nations, especially in developing countries. This paper presents the formulation and analysis of a deterministi...

    Authors: Francis Mugabi, Joseph Mugisha, Betty Nannyonga, Henry Kasumba and Margaret Tusiime
    Citation: Journal of the Egyptian Mathematical Society 2019 27:53
    Content type: Original Research Published on:

  12. In this article, the Hall and ion-slip effects on a mixed convection flow of an electrically conducting nanofluid over a stretching sheet in a permeable medium have been discussed. Using the similarity transfo...

    Authors: Wubshet Ibrahim and Temesgen Anbessa
    Citation: Journal of the Egyptian Mathematical Society 2019 27:52
    Content type: Original research Published on:

  13. A multiset is a collection of objects in which repetition of elements is essential. This paper is an attempt to generalize the notion of filters in the multiset context. In addition, many deviations between mu...

    Authors: Amr Zakaria, Sunil Jacob John and K. P. Girish
    Citation: Journal of the Egyptian Mathematical Society 2019 27:51
    Content type: Original Research Published on:

  14. This study introduces a stable central difference method for solving second-order self-adjoint singularly perturbed boundary value problems. First, the solution domain is discretized. Then, the derivatives in ...

    Authors: Muslima Kedir Siraj, Gemechis File Duressa and Tesfaye Aga Bullo
    Citation: Journal of the Egyptian Mathematical Society 2019 27:50
    Content type: Original research Published on:

  15. In this paper, a new class of life distribution is proposed, named renewal new better than used in Laplace transform order (RNBUL). The test statistic for testing exponentiality versus (RNBUL) based on U-statisti...

    Authors: M. A. W. Mahmoud, L. S. Diab and D. M. Radi
    Citation: Journal of the Egyptian Mathematical Society 2019 27:49
    Content type: Original research Published on:

  20. This paper is devoted to study the existence of at least one continuous mild solution to semilinear fractional differential inclusion with deviated-advanced nonlocal conditions. We develop the results obtained...

    Authors: Mohamed A. E. Herzallah and Ashraf H. A. Radwan
    Citation: Journal of the Egyptian Mathematical Society 2019 27:45
    Content type: Original Research Published on:

  21. A theoretical analysis for magnetohydrodynamic (MHD) mixed convection of non-Newtonian tangent hyperbolic nanofluid flow with suspension dust particles along a vertical stretching sheet is carried out. The cur...

    Authors: A. Mahdy and G. A. Hoshoudy
    Citation: Journal of the Egyptian Mathematical Society 2019 27:44
    Content type: Original Research Published on:

  22. In this paper, we introduce an iterative algorithm to approximate a common solution of a generalized equilibrium problem and a fixed point problem for an asymptotically nonexpansive mapping in a real Hilbert s...

    Authors: Richard Osward, Santosh Kumar and Mengistu Goa Sangago
    Citation: Journal of the Egyptian Mathematical Society 2019 27:43
    Content type: Original Research Published on:

  25. In this paper, we introduce two iterative algorithms for finding a common element of the set of fixed points of a quasi- Ï•-asymptotically nonexpansive multivalued mapping and the sets of solutions of generalized ...

    Authors: Bashir Ali, Lawal Umar and M. H. Harbau
    Citation: Journal of the Egyptian Mathematical Society 2019 27:40
    Content type: Original Research Published on:

  27. In this study, we establish existence-uniqueness of a vector function in appropriate Sobolev-type space for a boundary value problem of a fifth-order operator differential equation. Proper conditions are obtai...

    Authors: Nashat Faried, Labib Rashed, Abdel Baset I. Ahmed and Mohamed A. Labeeb
    Citation: Journal of the Egyptian Mathematical Society 2019 27:37
    Content type: Original Research Published on:

  28. In this paper, we present a numerical method based on cubic B-spline function for studying the effects of thermal radiation and mass transfer on free convection flow over a moving vertical porous plate. Simila...

    Authors: M. Abu zeid, Khalid K. Ali, M. A. Shaalan and K. R. Raslan
    Citation: Journal of the Egyptian Mathematical Society 2019 27:36
    Content type: Original research Published on:

  30. We present a new version of the Secure Hash Algorithm-2 (SHA-2) formed on artificial sequences of deoxyribonucleic acid (DNA). This article is the first attempt to present the implementation of SHA-2 using DNA...

    Authors: Dieaa I. Nassr
    Citation: Journal of the Egyptian Mathematical Society 2019 27:34
    Content type: Original Research Published on:

  31. In this paper, a numerical technique for solving new generalized fractional order differential equations with linear functional argument is presented. The spectral Tau method is extended to study this problem,...

    Authors: Kamal R. Raslan, Mohamed A. Abd El salam, Khalid K. Ali and Emad M. Mohamed
    Citation: Journal of the Egyptian Mathematical Society 2019 27:33
    Content type: Original Research Published on:

  32. In this paper, we investigate intrinsically a special class of regular Finsler connections in the pullback formalism. Such connections are called P1-connections. Important result concerning the nonlinear connecti...

    Authors: A. Soleiman
    Citation: Journal of the Egyptian Mathematical Society 2019 27:32
    Content type: Original research Published on:

  33. In this paper, using the principal of differential subordination, we obtain some properties of certain class of p-valent meromorphic functions, which are defined by Mittag-Leffler function.

    Authors: Adela O. Mostafa and Ghada M. El-hawsh
    Citation: Journal of the Egyptian Mathematical Society 2019 27:31
    Content type: Original research Published on:

  36. The aim of this paper is to introduce and study the notions of M-fuzzy quantic nuclei and conuclei on quantales. Firstly, the concept of an M-fuzzy quantic nuclei is introduced and some of its properties are disc...

    Authors: Kamal El-Saady, Saad Sharqawy and Ayat A. Temraz
    Citation: Journal of the Egyptian Mathematical Society 2019 27:28
    Content type: Original research Published on:

  37. In this paper, the generalized Sylvester matrix equation AV + BW = EVF + C over reflexive matrices is considered. An iterative algorithm for obtaining reflexive solutions of this matrix equation is introduced. Wh...

    Authors: Mohamed A. Ramadan, Naglaa M. El–shazly and Basem I. Selim
    Citation: Journal of the Egyptian Mathematical Society 2019 27:27
    Content type: Original research Published on:

  38. In this paper, we have a tendency to investigate a particular Weingarten and linear Weingarten varieties of canal surfaces according to Bishop frame in Euclidean 3-space E3 satisfying some fascinating and necessa...

    Authors: M. A. Soliman, W. M. Mahmoud, E. M. Solouma and M. Bary
    Citation: Journal of the Egyptian Mathematical Society 2019 27:26
    Content type: Original research Published on:

  39. This paper aims at showing that Frenet apparatus of an evolute curve can be formed in terms of Frenet apparatus of its involute curve in the hyperbolic (de Sitter) space. Also, we establish relationships among Fr...

    Authors: H. S. Abdel-Aziz, M. Khalifa Saad and A. A. Abdel-Salam
    Citation: Journal of the Egyptian Mathematical Society 2019 27:25
    Content type: Original research Published on:

  41. According to the characterization of decomposable MS-algebras in terms of triples (M,D,φ), where M is a de Morgan algebra, D is a distributive lattice with 1 and φ is a (0,1)-homomorphism of M into F(D), the filt...

    Authors: Abd El-Mohsen Badawy and Ahmed Gaber
    Citation: Journal of the Egyptian Mathematical Society 2019 27:23
    Content type: Original research Published on:

  42. This paper introduces a new efficient satisfiability problem (SAT) solver, negative-literal Van der Waerden numbers SAT solver (NegVanSAT). It is a modification of the

    Authors: Munira A. Abd El-Maksoud and Areeg Abdalla
    Citation: Journal of the Egyptian Mathematical Society 2019 27:22
    Content type: Original research Published on:

  44. Edge even graceful labeling is a new type of labeling since it was introduced in 2017 by Elsonbaty and Daoud (Ars Combinatoria 130:79–96, 2017). In this paper, we obtained an edge even graceful labeling for so...

    Authors: Mohamed R. Zeen El Deen
    Citation: Journal of the Egyptian Mathematical Society 2019 27:20
    Content type: Original research Published on:

  45. The object of the present paper was to introduce the notion of hyper generalized φ-recurrent Sasakian manifold and quasi generalized φ-recurrent Sasakian manifold and study its various geometric properties. The e...

    Authors: Venkatesha Venkatesha, H. Aruna Kumara and Devaraja Mallesha Naik
    Citation: Journal of the Egyptian Mathematical Society 2019 27:19
    Content type: Original research Published on:

  47. The main object of this paper is to investigate some subordination results of certain subclasses of multivalent analytic functions which are defined by a generalized fractional differintegral operator. Inclusi...

    Authors: Hanaa M. Zayed
    Citation: Journal of the Egyptian Mathematical Society 2019 27:17
    Content type: Original research Published on:

  48. In this paper, two bounded bi-univalent function subclasses were defined by using Salagean q-differential operator. The functions are defined in the open unit disc of complex plane. The main purpose is to determi...

    Authors: Alaa Hassan El-Qadeem and Mohammed Ahmed Mamon
    Citation: Journal of the Egyptian Mathematical Society 2019 27:16
    Content type: Original research Published on:

  49. Uncertainty has been used in different areas in our life such as medical diagnosis, social studies, pharmacology and others. The soft set theory and rough set theory are treated as mathematical approaches to d...

    Authors: Heba I. Mustafa
    Citation: Journal of the Egyptian Mathematical Society 2019 27:15
    Content type: Original research Published on:

  50. Thermodynamic properties of heavy mesons are calculated within the framework of the N-dimensional radial Schrödinger equation. The Cornell potential is extended by including the quadratic potential plus the inver...

    Authors: M. Abu-Shady, T. A. Abdel-Karim and Sh. Y. Ezz-Alarab
    Citation: Journal of the Egyptian Mathematical Society 2019 27:14
    Content type: Original research Published on:

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  • ISSN: 2090-9128 (electronic)