Program
International African Conference on dynamical systems and differential equations ACDSOD 21
Bejaia March20-23 2021
Program
Session 1 : Ordinary differential equations / Continous dynamical systems
Session 2 : Discrete dynamical systems.
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Saturday 20/03/2021
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Session ODE/ CDS : Chairman N. Mohdeb
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09h00-09h30
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Opening
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09h30-10h30
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Yadi Karim. University of Tlemcen, Algeria.
« Sur les modèles de prédation avec taux de disparition non constant. »
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10h30-11h00
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Tinhinane Meziani. University of Bejaia, Algeria.
« Etude de la dynamique d'un modèle biomathématique régi par un système d'équations différentielles ordinaires. »
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11h00-11h30
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Houdeifa Melki. University of Badji Mokhtar Annaba, Algeria.
«Limit cycles for a class of generalized kukles differential systems. »
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11h30-12h00
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Abdessalem Benterki. University of Medea, Algeria.
«Study the seiqrdp model of covid-19 in Algeria. »
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Break
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Session ODE/ CDS : Chairman K. Mebarki
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13h30-14h30
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Svetlin Georgiev.Sofia university, Bulgaria.
« Applications of the Fixed point Theory.»
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14h30-15h00
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Zouaoui Bekri University of Oran 1, Algeria.
«Existence of solution for a third-order boundary value problem. »
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Break
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15h30-16h00
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Ghendir Aoun Abdellatif. Faculty of Exact Sciences, Hamma Lakhdar University, Algeria
«Nonlocal Integro-Differential Boundary Value Problem for Fractional Differential Equation on An Interval Infinite. »
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16h00-16h30
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Safa Chouaf. University of 20 August 1955 Skikda, Algeria
«New Results on positive bounded solutions of a second-order iterative functional differential equation. »
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16h30-17h00
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Rabah Belbaki. ENS Kouba, Algiers, Algeria
«On the monotone generalized non expansive mapping in Banach spaces. »
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17h00-17h30
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Ibtissem Merzoug. University Badji Mokhter Annaba, Algeria
«Existence of solutions for a nonlinear fractional p-Laplacian boundary value problem. »
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17h30-18h00
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Moussa Haoues. Souk-Ahras University , Algeria
«Existence and uniqueness of solutions for the nonlinear fractional differential equations with nonlocal conditions. »
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Sunday 21/03 /2021
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Session DDS : Chairman N.Akroune
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09h00-10h00
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J. Leonel Rocha. Polytechnic Institute of Lisbon, Portugal.
« Lambert W function in the stability and bifurcation analysis of homographic Ricker maps. »
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10h00-10h30
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Faiza Zaamoune. University Mohamed Khider, Biskra, Algeria
« Discovering Hidden Bifurcation in Chua system Via Transformation. »
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10h30-11h00
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NouressadatTouafek. Mohamed Seddik Ben Yahia University, Jijel, Algérie
« On the behavior of the solutions of a system of difference equations of second order defined by homogeneous functions. »
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11h00-11h30
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Gharout Hacene. University of Bejaia, Algeria.
« Evolution of a three-dimensional endomorphism towards hyper chaos »
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11h30-12h00
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Bououden Rabah. Abdelhafid Boussouf University Center, Mila, Algeria.
« Chaos in the Fractional Lozi Map. »
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Break
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13h30-14h00
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Nouar Chorfi. University of Tebessa, Algeria.
«Stability analysis and an optimal control applied to the spread of HIV/AIDS model. »
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14h00-14h30
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Yahiaoui Yaniss, University of Bejaia, Algeria.
« Sur les bifurcations d'un certain système dynamique discret. »
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Break
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Session ODE/CDS : Chairman A. Berboucha
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15h00-15h30
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Nasri Akila. University of Bejaia, Algeria.
« La reduction de R : Smith et application
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15h30-16h00
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Abdelkrim Kina. University Ferhat Abbas Sétif 1, Algeria.
«A family of differential systems with exact non-algebraic limit cycles. »
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16h00-16h30
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Kamel Ali Khelil. University of 8 May 1945 Guelma, Algeria
«On the stability of certain nonlinear delay dynamic equations. »
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16h30-17h00
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Samir Cherief. University Abdelhamid Ibn Badis of Mostaganem, Algeria.
«Growth of solutions of a class of linear differential equations near a singular point. »
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17h00-17h30
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Bouharket Benaissa. University of Tiaret, Algeria
«New proof of Hardy dynamic Integral Inequality on Time Scales. »
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17h30-18h00
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Amira Ayari. University of Badji Mokhtar Annaba, Algeria.
«Sufficient conditions for exponential stability of some nonlinearperturbed system on time scales.»
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Monday 22/03/2021
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Session ODE/CDS : Chairman F. Boulahia
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09h00-10h00
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El Hadi Ait Dads. University Cadi Ayyad, MOROCCO
«Discrete Pseudo Almost Periodic Solutions for Some Difference Equations. »
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10h00-10h30
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Mesbah Chebbab. Laboratory of applied mathematics, University of Bejaia, Algeria
« Pseudo almost periodic solution for the Nicholson Blowflies model with Stepanov pseudo almost periodic coefficients. »
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10h30-11h00
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Mohamed Abdelhak Kara. University Abdelhamid Ibn Badis of Mostaganem, Algeria.
«Fast growing and fixed points of solutions of complex linear differential equations. »
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11h00-11h30
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Fayçal Bouchelaghem. University 8 Mai 1945 of Guelma, Algeria.
«Existence of positive solutions for dynamic equations on time scales. »
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11h30-12h00
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Benadouane Sabah. University of Bordj Bou Arreridj, Algeria.
«Explicit non-algebraic limit cycle of a family of polynomial differential systems of degree even. »
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Break
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13h30-14h30
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Mohsen Miraoui. University of Kairouan, Tunisia.
«On the integro-differential equations with reflection. »
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14h30-15h00
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Omar Benniche. Djilali Bounaama University, Ain Defla, Algeria
« Null--controllability for systems governed by fully nonlinear differential equations. »
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Break
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15h30-16h00
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Rebiha Benterki. Bordj Bou Arréridj University, Algeria.
« Limit cycles of a family of discontinuous piecewise linear differential systems separated by conics. »
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16h00-16h30
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Rachid Boukoucha. University of Bejaia, Algeria.
«Algebraic and non-algebraic limit cycles of a family of planar differential systems. »
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16h30-17h00
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Saad Eddine Hamizi. University of Bejaia, Algeria.
«A class of planar differential systems with explicit expression for two limit cycles. »
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17h00-17h30
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Mouna Yahiaoui. University of Bejaia, Algeria.
«Invariant algebraic curves and the first integral of a class of Kolmogorov systems. »
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17h30-18h00
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Ahlam Belfar. Bordj Bou Arréridj University, Algeria.
«Global Phase Portraits of some Quadratic systems having reducible invariant curve. »
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Tuesday 23/03/2021
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Session DDS : Chairman R.Chemlal
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09h00-10h00
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Jarkko Kari. Turku University, Finland.
«Decidability in Group Cellular Automata. »
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10h00-10h30
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Rezki Chemlal. University of Bejaia , Algeria.
«Periodicity and factors of endomorphisms of the shift. »
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10h30-11h00
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Saliha Djenaoui, University of 8 May 1945, Algeria.
«Overview of the generic limit set. »
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11h30-12h00
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Tarek Sellami, University of Sfax, Tunisia.
«Common dynamics of Rauzy fractals with the same incidence matrix. »
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Break
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13h30-14h30
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Maryam Hosseini. Institute for Research in Fundamental Sciences (IPM), Iran.
«Topological rank of cantor factors of cantor minimal systems. »
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14h30-15h00
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Aymen Hadj Salem. Higher Institute of Management of Gabès, Tunisia
«On recurrence in dendrite flows. »
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Break
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15h30-16h00
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Mohammed Salah Abd Elouahab.Center Abdelhafid Boussouf, Mila, Algeria
«On some stability conditions for fractional-order dynamical systems of order alpha in [0, 2) and their applications to some population dynamic models. »
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16h00-16h30
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Smail Kaouache, Abdelhafid Boussouf University Center, Mila. Algeria
Chaos and mixed combination synchronization of three identical fractional hyperchaotic systems with different fractional-order.
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16h30-17h00
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Hamdi Brahim. University of Mostaganem, Algeria.
«Etude d’un problème à conditions aux limites non locales généralisées de type Bitsadze-Samarskii dans les espaces Lp. »
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17h00
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Karima Ait-Mahiout. Higher Normal School, Algeria.
«Solutions multiples pour un problème aux limites posé sur la demi-droite réelle par la théorie de Morse. »
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17h30
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Closing
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