Pure and Applied Mathematics Journal

Volume 10, Issue 4, August 2021

  • From Pure Geomatics for Algebraic Procedures with a View to Obtaining Equations from Ellipse from the Perspective of René Descartes

    Ezequias Adolfo Domingas Cassela, Amado Leonardo André

    Issue: Volume 10, Issue 4, August 2021
    Pages: 89-95
    Received: 19 July 2021
    Accepted: 28 July 2021
    Published: 4 August 2021
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    Abstract: This article aims to study the ellipse from the perspective of pure or synthetic geometry to the representation of points on a plane through the use of real numbers, as well as the representation and classification of this conic curve through the use of equations. The perspective developed in this article is based on the view of René Descartes, in ... Show More
  • Modelling Tourism in Australia Based on Periodic Autoregressive Time Series Models

    Ezra Precious Ndidiamaka, Okonta Charles Arinze, Okoro Udu Ukpai

    Issue: Volume 10, Issue 4, August 2021
    Pages: 96-103
    Received: 27 July 2021
    Accepted: 9 August 2021
    Published: 19 August 2021
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    Abstract: Tourism has become very important in international commerce and also represents one of the main sources of income for some developing countries in the world. It is the act of people travelling and staying in a place outside their usual environment for leisure, business or other purposes, and this may include sightseeing, camping, retreats, etc Tour... Show More