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3 research outcomes, page 1 of 1
  • publication . Article . 2021
    Open Access English
    Authors:
    Moulay Rchid Sidi Ammi; Mostafa Tahiri;
    Persistent Identifiers
    Publisher: Refaad

    Fractional calculus has been widely used in mathematical modeling of evolutionary systems with memory effect on dynamics. In order to illustrate the efficiency of this non-integer order calculus, we employ SEIR models to model the dynamics, with and without memory, of t...

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  • publication . Article . 2021
    Open Access English
    Authors:
    Ahmed Al-Siyabi; Mehiddin Al-Baali; Anton Purnama;
    Persistent Identifiers
    Publisher: Refaad

    The recent coronavirus disease 2019 (COVID-19) outbreak is of high importance in research topics due to its fast spreading and high rate of infections across the world. In this paper, we test certain optimal models of forecasting daily new cases of COVID-19 in Oman. It ...

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  • publication . Article . 2020
    Open Access
    Authors:
    Jiyar Jafar Ahmed;
    Persistent Identifiers
    Publisher: Refaad for Studies and Research

    The aim of this study is designing the shape of corona virus (COVID-19) using the partial differential equation (PDE). The technique improvement was based on using an elliptic PDE as well as a set of four boundary conditions. The PDE method can generate surfaces of geom...

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3 research outcomes, page 1 of 1