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12 research outcomes, page 1 of 2
  • publication . Article . 2021
    Open Access English
    Authors:
    Aiman Eid Al-Rawajfeh; Zuhier Altawallbeh;
    Publisher: Refaad

    In this work we formalize new findings on formal Arabic language by constructing equivalence classes on letters depending on inversion principle. This equivalent relation furnishes a conjecture that Arabic language has a DNA-like inversion controller, called language DN...

  • publication . Article . 2021
    Open Access English
    Authors:
    Ahmed Anwer Mustafa; Salah Gazi Shareef;
    Publisher: Refaad

    In this paper, a new formula of 𝛽𝑘 is suggested for the conjugate gradient method of solving unconstrained optimization problems based on three terms and step size of cubic. Our new proposed CG method has descent condition, sufficient descent condition, conjugacy cond...

  • publication . Article . 2021
    Open Access English
    Authors:
    Aziza Benaboud;
    Persistent Identifiers
    Publisher: Refaad

    This paper proposes a mathematical model of synchronous generator used as an interface between power plant energy sources and the electrical grid. Power electronic converter is then needed to adapt their synchronous speed to the network frequency. Control method is prop...

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  • publication . Article . 2021
    Open Access English
    Authors:
    Rafik Aramyan; Daniel Yeranyan;
    Persistent Identifiers
    Publisher: Refaad

    In this article for n-dimensional convex body D the relation between the chord length distribution function and the distribution function of the distance between two random points in D was found. Also the relation between their moments was found.

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  • publication . Article . 2021
    Open Access English
    Authors:
    Nourrdin SAIDOU;
    Persistent Identifiers
    Publisher: Refaad

    The objective of this research paper is to follow up on the work already started in order to install a new mathematical analysis, the one we called Cartesian analysis see our previous works[1],[2]. During these last two papers, we started with the definition of cartesia...

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  • publication . Article . 2021
    Open Access English
    Authors:
    Saiida LAZAAR; Jihane JEBRANE;
    Persistent Identifiers
    Publisher: Refaad

    In the past decade, the Internet of Things (IoT) has emerged and has been of great importance in the digital world arousing the interest of the scientific community. The requirements of new small intelligent devices brought numerous security and privacy concerns. In ord...

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  • publication . Article . Preprint . 2021
    Open Access English
    Authors:
    Moulay Rchid Sidi Ammi; Mostafa Tahiri; Delfim F. M. Torres;
    Persistent Identifiers
    Publisher: Refaad

    Comment: This is a preprint of a Research Article published at [https://doi.org/10.31559/glm2021.10.2.7]. Cite this paper as: M. R. Sidi Ammi, M. Tahiri and D. F. M. Torres, Local existence and uniqueness for a fractional SIRS model with Mittag-Leffler law, Gen. Lett. M...

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  • publication . Article . 2021
    Open Access English
    Authors:
    Chenar Abdul Kareem Ahmed;
    Persistent Identifiers
    Publisher: Refaad

    T.K. Kwak and Y. Lee called a ring R satisfy the commutativity of nilpotent elements at zero[1] if ab = 0 for a, b ∈ N(R) implies ba = 0. For simplicity, a ring R is called CNZ if it satisfies the commutativity of nilpotent elements at zero. In this paper we study an ex...

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  • publication . Article . 2021
    Open Access English
    Authors:
    Saiida LAZAAR;
    Persistent Identifiers
    Publisher: Refaad

    The gigantic growth of the exchanged digital data has raised important security challenges. In this ecosystem, connected objects, systems and networks are exposed to various cyber threats endangering sensitive data and compromising confidentiality, integrity and authent...

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  • publication . Article . 2021
    Open Access English
    Authors:
    Dindar Saeed Saeed; Sadeq Taha Abdulazeez; Sarbast Kamal Rasheed; Rogash Younis Masiha; Diyar Hashim Malo;
    Publisher: Refaad

    Petroleum is one of the world's most important economic products. It is widely accepted that petroleum is not only an energy product, but also a financial asset. Therefore, it is important to understand the dependence of petroleum prices on economic conditions and finan...

12 research outcomes, page 1 of 2