Publications scientifiques: Recent submissions

  • ON INEQUALITIES INVOLVING CONVEX FUNCTIONS AND INTEGRAL CONDITIONS 
    Dahmani, Zoubir; Bounoua, Mohamed Doubbi (2018)
    In this paper, using the Riemann-Liouville fractional integral operator, we establish new results that generalize some theorems of the work: [A note on some new fractional results involving convex functions. Acta Math. ...
  • New inequalities for a class of differentiable functions 
    Dahmani, Zoubir (International Journal of Nonlinear Analysis and Applications, 2011-06-01)
    In this paper, we use the Riemann-Liouville fractional integrals to establish some new integral inequalities related to Chebyshev’s functional in the case of two differentiable functions.
  • Some Extension Results in Classical Integral Inequalities 
    Dahmani, Zoubir; El Farissi, Abdallah; Belaïdi, Benharrat (Int. J. Open Problems Comput. Math, 2012-09-01)
    n this paper, we give new extensions of the classical Hermite- Hadamard and Fejer integral inequalities. Some applications of these extensions are also presented.
  • New controllability results for fractional evolution equations in Banach spaces 
    Dahmani, Zoubir; Belarbi, Soumia (Acta Universitatis Apulensis, 2013)
    n this paper, we use Caputo derivative to generate new sufficient conditions for the controllability of fractional evolution integro-differential equations in Banach spaces. These results are obtained using Banach ...
  • OSCILLATION OF FIXED POINTS OF SOLUTIONS AND THEIR DERIVATIVES OF SOME HIGHER LINEAR DIFFERENTIAL EQUATIONS 
    Dahmani, Zoubir; El Farissi, Abdallah (Selected problems and results of topological algebra, 2013-01-01)
    n this paper, we investigate the relationship between solutions and their derivatives for the di ff erential equation f ( k ) + A k − 1 f ( k − 1 ) + ... + A 0 f = 0 with k ≥ 2 and entire ...
  • Inequalities in fractional integrals 
    Dahmani, Zoubir; Bensikaddour, Djemaia (Int. J. Open Problems Compt. Math, 2013-03-01)
    In this paper, we use the Riemann-Liouville fractional inte- grals to generate some new integral inequalities involving con- cave functions. We also establish some other results using positive functions. Other fractional ...
  • Existence of Positive Solutions For Nonlinear Fractional Problem On The Half Line 
    Belarbi, Soumia (Acta Mathematica Universitatis Comenianae, 2015-02-03)
    This paper deals with the di erential equations of fractional order on the half-line. By Leggett-Williams theorem, we present recent results for the exis- tence of positive solutions for a Caputo fractional problem. An ...
  • SOME RL-INTEGRAL INEQUALITIES FOR THE WEIGHTED AND THE EXTENDED CHEBYSHEV FUNCTIONALS 
    Dahmani, Zoubir; KHAMELI, AMINA; FREHA, KARIMA (Konuralp Journal of Mathematics, 2017)
    In this paper, we use the Riemann-Liouville fractional integrals to establish some new integral inequalities related to the weighted and the extended Chebyshev functionals. Some classical results are ...
  • Some estimations on continuous random variables involving fractional calculus 
    Dahmani, Zoubir; Khameli, Amina; Bezziou, Mohamed; Sarikaya, Mehmet Zeki (International Journal of Analysis and Applications, 2017-08-24)
    Using fractional calculus, new fractional bounds estimating the w􀀀 weighted expectation, the w􀀀 weighted variance and the w􀀀weighted moment of continuous random variables are obtained. Some recent results on classical ...
  • Solutions and Stabilities for a 2D− non Homogeneous Lane-Emden Fractional System 
    Dahmani, Zoubir; Bekkouche, Zakaria; Zhang, Guo (Int. J. Open Problems Compt. Math, 2018-06-01)
    In this work, we are concerned with a two dimension frac- tional Lane Emden differential system with right hand side depending on an unknown vector function. Using Banach con- traction principle on an appropriate ...
  • Differential Equations Via Hadamard Approach: Some Existence/Uniqueness Results. 
    Dahmani, Zoubir; Abdelaziz, Oualid (International Journal of Open Problems in Computer Science & Mathematics, 2018-09-01)
    n this work, we are concerned with a problem of fractional differential equations involving Hadamard operators. New ex- istence and uniqueness result is discussed. Another existence result using Schaeffer fixed point ...
  • An Application of Banach Contraction Principle for a Class of Fractional HDEs 
    Dahmani, Zoubir; FERRAOUN, Soumia (International Journal of Open Problems in Computer Science & Mathematics, 2018-12-01)
    This paper deals with a class of fractional hybrid differ- ential equations. We prove an integral representation for the studied class. Then, using the Banach contraction principle, we establish some ...
  • The extended tanh method for solving some evolution equations 
    Dahmani, Zoubir; Mesmoudi, Mohammed Mostefa; Bebbouchi, Rachid (International Journal of Nonlinear Science, 2009-02)
    In this paper we use the extended tanh method to formally derive traveling wave solutions for some evolution equations of the type u t − Du xx = ( B 0 + B 1 u ) u x + A 3 u 3 + A 2 u 2 + A 1 ...
  • The ADM method for solving the modified kawahara equation with fractional spatial and temporal derivatives 
    Dahmani, Zoubir; Benbachir, Maamar (Journal of Interdisciplinary Mathematics, 2011-10-01)
    In this paper, by introducing the fractional derivative in the sense of Caputo, we apply the Adomian decomposition method (ADM) to solve the modifi ed Kawahara equation with fractional derivatives. Two cases of special ...
  • Some new results using integration of arbitrary order 
    Dahmani, Zoubir; Anber, Ahmed; Bendoukha, Berrabah (International Journal of Nonlinear Analysis and Applications, 2013-06-01)
    In this paper, we present recent results in integral inequality theory. Our results are based on the fractional integration in the sense of Riemann-Liouville
  • New fractional integral results using Euler functions 
    Dahmani, Zoubir (Theory and Applications of Mathematics & Computer Science, 2013-11-01)
    In this paper, we use the the Riemann-Liouville fractional integral to develop some new results related to the Hermite-Hadamard inequality. Our results have some relationships with the paper of M.Z. Sarikaya et al. ...
  • Some Results for a Four $ Point Boundary Value Problems for a coupled system Involving Caputo Derivatives 
    Dahmani, Zoubir; Houas, M; Benbachira, M (Malaya journal of matematik, 2015)
    In this paper, we prove the existence and uniqueness of solutions for a system for fractional differential equations with four point boundary conditions. The results are obtained using Banach contraction principle and ...
  • High dimensional fractional coupled systems: New existence and uniqueness results 
    Dahmani, Zoubir; Louiza, Tabharit (Kragujevac Journal of Mathematics, 2016)
    In this paper, we study a class of high dimensional coupled fractional differential systems using Caputo approach. We investigate the existence of solutions using Schaefer fixed point theorem. Moreover, new existence and ...
  • Chebyshev type inequalities for generalized stochastic fractional integrals 
    Dahmani, Zoubir; Budak, Hüseyin; Sarikaya, Mehmet Zeki (AIP Conference Proceedings, 2017-04-25)
    The concept of comonotonic stochastic processes was introduced by Agahi and Yadollahzadeh. In this paper, we establish some Chebyshev type inequalities for comonotonic stochastic processes via generalized mean-square fractional ...
  • Solution to nonlinear gradient dependent systems with a balance law. 
    Dahmani, Zoubir; Kerbal, Sebti (Electronic Journal of Differential Equations (EJDE)[electronic only], 2007)
    In this paper , we are concerned with the initial boundary value problem ( IBVP ) and with the Cauchy problem to the reaction - di usion system ut 􀀀 u = 􀀀un j rv jp; vt 􀀀 d v = un j rv jp; where 1 p 2; d and n ...

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