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  • ON THE FUZZY FREDHOLM INTEGRAL EQUATION OF THE SECOND KIND: THEORY AND APPLICATION 
    MAADADI, LAMIS; DJENANE, SOUMIA (Université de Bordj Bou Arreridj Faculty of Mathematics and Computer Science, 2021)
    Abstract After introducing basic concepts in fuzzy mathematics, we focused our attention to solve the linear fuzzy Fredholm integral equation of the second kind by Adomian method. Using parametric form of fuzzy numbers ...
  • ON THE FUZZY FREDHOLM INTEGRAL EQUATION OF THE SECOND KIND: THEORY AND APPLICATION 
    AZRA, SOUAD (université de Bordj Bou-Arréridj Faculté des mathématiques et de l'informatique, 2021-07)
    Abstract After introducing basic concepts in fuzzy mathematics, we focused our attention to solve the linear fuzzy Fredholm integral equation of the second kind by Adomian method. Using parametric form of fuzzy numbers ...
  • ON THE LIMIT CYCLES OF FAMILLY OF DIFFERENTIAL SYSTEM DEGREE 5 
    HOUARI, BOUTHEYNA; BENHAMMADA, RANIA (Université de Bordj Bou Arreridj Faculty of Mathematics and Computer Science, 2021)
    Differential equation have important application and are powerful tool in the study of many problems in the natural sciences and in technology; they are extensively employed in mechanics, astronomy, physics, and in many ...
  • On the limit cycles of some classes of kolmogorov differential systems 
    Tababouchet, Ines; Saidani, Sara (université de Bordj Bou-Arréridj Faculté des mathématiques et de l'informatique, 2020-09-05)
    Di erential equations were invented by Newton (1642-1727). It is the beginning of modern physics and the use of analysis to solve the law of universal gravitation leading to the ellipsity of the orbits of the planets in ...
  • On the number of limit cycles of a class of polynomial differential systems 
    BOUBEKER, CHAFIKA (Université de Bordj Bou Arreridj Faculty of Mathematics and Computer Science, 2022-06-28)
    جبرةـ Abstract : The objective of this memory is the qualitative study of a class of polynomial planar differential systems. The results obtained in this study concern the existence and the number of periodic solutions ...
  • On the number of limit cycles of a class of polynomial differential systems 
    BOUBEKER CHAFIKA (UNIVERSITY BBA, 2022)
    The objective of this memory is the qualitative study of a class of polynomial planar differential systems. The results obtained in this study concern the existence and the number of periodic solutions isolated by ...
  • ON THE PROPERTIES OF FUZZY CONVEX ORDERED SUBGROUPS 
    SAÂDALLAH, SARA; BESSAI, NESRINE (université de Bordj Bou-Arréridj Faculté des mathématiques et de l'informatique, 2020-09)
    Most of problems encountered can be modelled mathematically, but these models require assumptions that are sometimes too restrictive, making application to the real world difficult. Real-world problems must take into ...
  • On the scattered data interpolation and approximation using radial basis functions 
    Kahoul Zakiya (UNIVERSITY BBA, 2022)
    Radial basis functions have proved very useful in computer graphicx and neutral networks and are growing in popularity for solving partial differential equations. A small shape parameter and a small fill distance are ...
  • ON THE SOLUTION OF THE VAN DER POL EQUATION 
    CHERIET, Selmane (Université de Bordj Bou Arreridj Faculty of Mathematics and Computer Science, 2021)
    Ordinary differential equations play a major and prominent role in all fields of science due to their wide of applications in physics, engineering, and biology as an approximate model or as a result of physical laws for ...
  • Orthogonality of bounded linear operators 
    Laoubi Saadia (UNIVERSITY BBA, 2022)
  • Piecewise Di erential System 
    Madadi, Sarra (Université de Bordj Bou Arreridj Faculty of Mathematics and Computer Science, 2022-06)
    In this thesis, we rst gave essential information such as de nitions, lemmas, and theorems used in our study. Second, we have presented the averaging theory for computing limit cycles for the systems, focus-focus, ...
  • Piecewise Di erential System 
    Madadi, Sarra (Université de Bordj Bou Arreridj Faculty of Mathematics and Computer Science, 2022-06)
    In this thesis, we rst gave essential information such as de nitions, lemmas, and theorems used in our study. Second, we have presented the averaging theory for computing limit cycles for the systems, focus-focus, ...
  • Polynômes et fonctions de Bessel avec quelque applications 
    Hamda Meriem (UNIVERSITY BBA, 2023)
    In this work, we have studied the functions and polynomials of Bessel with giving some theories and properties and mentioned some of their applications, where they were employed in the solutions of integral and differential ...
  • PROBLÈME DE DIRICHLET POUR LE LAPLACIEN 
    Garna, Loubna (université de Bordj Bou-Arréridj Faculté des mathématiques et de l'informatique, 2020-10-14)
    Dans ce mémoire on a donné un rappel sur la théorie des distributions, on va parle sur la dé nition et la dérivation de distribution, la convergence et son convolution. Nous dé nissons les espaces de Sobolev puis les ...
  • Problème de transmission d’équations des ondes viscoélastiques 
    BENRAOUDA, Aya; BESSAI, Chaima (Université de Bordj Bou Arreridj Faculty of Mathematics and Computer Science, 2021)
    Résumé L’objectif principal de ce mémoire est d’étudier l’existence et l’unicité de la solution ainsi que la décroissance exponentielle de l’énergie des solutions lorsque le temps tend vers l’infini d’un problème de ...
  • PROPRI´ET´ES ´EL´EMENTAIRES DES DISTRIBUTIONS 
    Amrouche, Meriem; Khalfa, Soumia (Université Mohamed el-Bachir el-Ibrahimi Bordj Bou Arréridj Faculté de Mathématique et Informatique, 2020)
    Dans ce travail ,on a d´efinis les op´erations sur les distributions on commen¸cons tout d’abord par les d´efinir sur les fonctions localement sommable et en suite on a g´en´eralis´e les d´efinitions obtenue `a l’ensemble ...
  • Réalisation d’un moteur de recherche avec une approche sémantique 
    ZIANI Chaima (UNIVERSITY BBA, 2022)
    Aujourd'hui, si vous voulez interagir avec un ordinateur, vous devez apprendre un langage de programmation, mais au lieu de cela nous voudrions maintenant que la machine comprend ce que nous disons ou plutôt, ce que nous ...

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