Recent Submissions

  • Systèmes Dynamiques chaotiques et cryptographie 

    Berguellah, Nour Elhouda; Hamri, Nasr eddine (جامعة الإخوة منتوري قسنطينة, 2018-11-22)
    In this work we present two chaotic models used for secure transmission of a functional message which is the function sin ⍵t, without forgetting the role of synchronization mechanisms of chaotic systems to the success of ...
  • Résolutions de quelques équations différentielles fractionnaires sur l'espace d'Heisenberg. 

    Bekkar, Meneceur; Haouam, Kamel (جامعة الإخوة منتوري قسنطينة, 2018-10-25)
    This thesis is devoted to the study of the non‐existence problems of global solutions for some PDEs and partial differential systems with fractional derivatives with respect to time, the basic idea of proofs is based on ...
  • Sur les bialgèbres faibles et les algèbres de Hopf faibles. 

    Chebel, Zoheir; Makhlouf, Abdenacer (جامعة الإخوة منتوري قسنطينة, 2018-10-21)
    In this thesis, we study the structure of weak bialgebras and weak Hopf algebras. These structures appeared in Physics, in particular in renormalization in quantum fields theory and q-deformations of oscillator algebras. ...
  • حول الـ FC-زمر و الـ FNk-زمر في بعض فئات الزمر ذات النوع المنته 

    شلغا م, مراد; كرادة, محمد (جامعة الإخوة منتوري قسنطينة, 2018-11-04)
    The first axis consists of two parts, the first containing the definitions and characteristics of FC-groups. The second part showing the relationship between this class, the class of PE-groups and the problem of P. Erdös. ...
  • Chaos et synchronisation (généralisé) dans les systèmes dynamiques. 

    Gasri, Ahlem; Zeraoulia, Elhadj (جامعة الإخوة منتوري قسنطينة, 2018-07-12)
    In recent years, chaos synchronization has been widely explored and studied because of its potential applications, such as in secure communication, chemical reactions, biological systems, information science. Thereby, a ...
  • La théorie de la sentinelle et problème d’identification . 

    Sendel, Saida; Ayadi, Abdelhamid (جامعة الإخوة منتوري قسنطينة, 2018-03)
    The problems of identiÖcation consist to Önd the causes of a phenomenon on starting from an observation; the resolution of this problem is doing by an experimental measurements. In this work, we aim to estimate the shape ...
  • Systèmes dynamiques et chaos 

    Ouahabi, Rabiaa; Hamri, Nasr-Eddine (جامعة الإخوة منتوري قسنطينة, 2018-03-19)
    In this thesis we have addressed the problem of the control and the synchronization of the dynamic chaotic systems. This thesis is broken up into four parts. In the first part of the thesis we have given the definitions ...
  • Inférence statistique dans les équations différentielles stochastiques 

    Merahi, Fateh; Bibi, Abdelouahab (جامعة الإخوة منتوري قسنطينة, 2018-04-26)
    In this thesis, we are studying a class of continuous-time bilinear processes (COBL(1,1)) generated by some stochastic differential equations where we have investigate some probabilistic properties and statistical ...
  • L'évaluation des bornes du système hyper-chaotique de Lorenz-Haken. 

    Diar, Ahmed; Denche, Mohamed (جامعة الإخوة منتوري قسنطينة, 2018-02-21)
    The first part of this thesis is dedicated to the study a dynamic complex financial system, the boundedness of solutions of this system is concerned. We have obtained the ultimate bound for the system.Furthermore, its rich ...
  • Sur les techniques de modélisation des expériences numériques. 

    Azzizi, Norelhouda; Zaatri, Abdelouahab (جامعة الإخوة منتوري قسنطينة, 2017-07-13)
    In order to study any phenomenon and develop technological systems, researchers use certain experiments. However, the reduction in the number of experiments to be carried out with a view to inferring conclusions remains ...
  • Résolution des équations différentielles fractionnaires. 

    Tellab, Brahim; Haouam, Kamel (جامعة الإخوة منتوري قسنطينة, 2018-01-11)
    In this work we have studied the existence and non-existence of solutions of nonlinear fractional differential equations. For the study of the existence and uniqueness the fixed point theory has been applied and for ...
  • Sur les applications discrètes en dimension N, N>1. 

    Mammeri, Mohammed; Zeraoulia, Elhadj (جامعة الإخوة منتوري قسنطينة, 2017-12-14)
    This thesis has two main objectives: The first objective is to define sufficient conditions for the existence of bounded or unbounded orbits in the quadratic discrete map in 3-D. The second objective is to study some ...
  • Étude et mise en œuvre d’algorithmes d’optimisation pour résoudre certaines classes de problèmes pratiques 

    Aaid, Djamel; Ouanes, Mohand (جامعة الإخوة منتوري قسنطينة, 2017-06-29)
    In this thesis, we focused on a very interesting subject of application namely: the study and implementation of optimization algorithms to solve some classes of practical problems such as transport problems with capacity ...
  • L’approche neuronale de l’inférence statistique 

    Zerdazi, Dalel; Chibat, Ahmed (جامعة الإخوة منتوري قسنطينة, 2017-04-24)
    This thesis is an attemp t to contribute, even slightly, in situating the neural networks theory into the framework of applied statistics. Th e central issue of statistical inference was s tudied under the light of neural ...
  • Etude de modèles semi et non paramétriques pour des données censurées 

    Boukeloua, Mohamed; Messaci, Fatiha; Keziou, Amor (جامعة الإخوة منتوري قسنطينة, 2017-04-17)
    In this dissertation, we are interested in kernel estimation of the density and the failure rate for c ensored data. There exist seve ral kinds of censorship and we fo cus on right, doubly and twi ce censored data mo de ...
  • Study of some integral inequalities and applications 

    Boudeliou, Ammar; Khellaf, Hassene (جامعة الإخوة منتوري قسنطينة, 2017-05-11)
    The aim of this thesis is to give an exposition of the classical results of some integral inequalities emerged in the mathematical literature in recent years; and to establish some new integral inequalities of Gronwall ...
  • Analyse numérique de quelques problèmes de contact 

    Fernane Khaireddine; Ayadi A. (Université Mentouri Constantine, 2012-07-04)
    In this thesis, we prove the convergence of a new variational formulation deduced from the one of the Hypersphere Dirichlet-Neumann type method. This approach allows a unilateral contact problem. The idea is to replace ...
  • Propriétés des opérateurs de dérivation et théorème de fugled-putnam 

    Toualbia Abdelatif (جامعة الإخوة منتوري قسنطينة, 2017-01-01)
  • Modélisation mathématique des problèmes électro-élastique de contact avec frottement 

    Derbazi Ammar (جامعة الإخوة منتوري قسنطينة, 2017-01-01)
  • Sur le problème de Cauchy pour l’ équation de Kac homogène sans troncature angulaire 

    Lekrine Nadia (جامعة الإخوة منتوري قسنطينة, 2017-01-01)

View more