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Publications

Articles

  1. J. Rouyer, T. Sari, As many antipodes as vertices on some convex polyhedra, to appear in Advances in Geometry
  2. T. Sari, F. Mazenc, Global dynamics of the chemostat with different removal rates and variable yields, to appear in Mathematical Biosciences and Engineering
  3. T. Sari, "Comments on Limit cycles in the chemostat with constant yields, Mathematical and Computer Modelling 45 (2007) 927-932," Mathematical and Computer Modelling 52(2010), 1822-1824.
  4. M. Lakrib, T. Sari , Time Averaging for Ordinary Differential Equations and Retarded Functional Differential Equations, Electron. J. Diff. Equ., Vol. 2010(2010), No. 40, pp. 1-24.
  5. S.Kouloughli, Z. Sari, T. Sari, Optimisation des dimensions d'un AS/RS multi-allée basée sur un modèle analytique du temps de simple cycle, Journal européen des systèmes automatisés, 44/2 (2010),135-159.
  6. T. Hangan, C. Murea, T. Sari, Poleni curves on surfaces of constant curvature Rend. Sem. Mat. Univ. Pol. Torino, Vol. 67, 1 (2009), 59-76.
  7. H. Boudjellaba, T. Sari, Dynamic transcritical bifurcations in a class of slow-fast predator-prey models J. Differential Equations 246 (2009), p. 2205-2225.
  8. C. Lobry, T. Sari, The peaking phenomenon and singular perturbations, ARIMA, Rev. Afr. Rech. Inform. Math. Appl., Volume 9 (2008), 487-516.
  9. B. Brighi, A. Fruchard, T. Sari, On the Blasius Problem, Advances in Differential Equations Volume 13, Numbers 5-6 (2008), 509-600. PDF
  10. C. Lobry, T. Sari , Nonstandard Analysis and representation of reality, International J. Control, Special Issue Dedicated to Professor Michel Fliess, Volume 81, 3 (2008), 519-536. PDF
  11. S. E. Grasmann, Z. Sari, T. Sari, Newsvendor solutions with general random yield distributions, RAIRO Operations Research, 41 (2007) 455-464 PDF
  12. Batt, G.; Casey, R.; de Jong, H.; Geiselmann, J.; Gouzé, J.-L.; Page, M.; Ropers, D.; Sari, T.; Schneider, D. Analyse qualitative de la dynamique de réseaux de régulation génique par des modèles linéaires par morceaux, in Modélisation et simulation pour la post-génomique, Revue des sciences et Technologies de l'information, Série Technique et science informatiques, vol. 26, no. 1-2 (2007) 11-45. PDF
  13. Brighi, Bernard; Sari, Tewfik. Blowing-up coordinates for a similarity boundary layer equation. Discrete Contin. Dyn. Syst. 12 (2005), no. 5, 929--948. Abstract, PDF.
  14. Sari, Tewfik; Zerizer, Tahia. Perturbations for linear difference equations. J. Math. Anal. Appl. 305 (2005), no. 1, 43--52. PDF.
  15. Sari, Tewfik; Yadi, Karim. On Pontryagin-Rodygin's theorem for convergence of solutions of slow and fast systems. Electron. J. Differential Equations 2004, No. 139, 17 pp. PDF.
  16. Lakrib, M.; Sari, T. Results on the averaging of functional differential equations. (Russian) Sibirsk. Mat. Zh. 45 (2004), no. 2, 375--386; translation in Siberian Math. J. 45 (2004), no. 2, 311--320. PDF (Anglais). PDF (Russe)
  17. de Jong, H.; Gouzé, J.-L.; Hernandez, C.; Page, M.; Sari, T. ; Geiselmann, J. Qualitative simulation of Genetic Regulatory Network using Piecewise Linear Models, Bulletin Math. Biology 66 (2004), 301--340. PDF
  18. Gouzé, Jean-Luc; Sari, Tewfik. A class of piecewise linear differential equations arising in biological models. Special issue: Non-smooth dynamical systems, theory and applications. Dynamical Systems: An International Journal 17 (2002), no. 4, 299--316. PDF
  19. Kalitin, B. S.; Sari, T. B-stability and its applications to the theorems of Tikhonov and Malkin-Gorshin. (Russian) Differ. Uravn. 37 (2001), no.1, 12--17, 140; translation in Differ. Equations 37 (2001), no. 1, 11--16 PDF
  20. Lobry, Claude; Sari, Tewfik; Touhami, Sefiane. Fast and Slow Feedback in Systems Theory, Journal of Biological Systems, Vol. 7, No. 3 (1999) 307-331
  21. Boudjellaba, Hafida; Sari, Tewfik. Stability loss delay in harvesting competing populations. J. Differential Equations 152 (1999), no. 2, 394--408. PDF
  22. Lobry, Claude; Sari, Tewfik; Touhami, Sefiane. On Tykhonov's theorem for convergence of solutions of slow and fast systems. Electron. J. Differential Equations, 1998, No. 19, 22 pp. PDF
  23. Boudjellaba, Hafida; Sari, Tewfik. Oscillations in a Prey-Predator-Superpredator System, Journal of Biological Systems, Vol. 6, No. 1 (1998) 17-33
  24. Bekkar, M.; Sari, T. Surfaces minimales réglées dans l'espace de Heisenberg $H\sb 3$. (French) [Ruled minimal surfaces in the Heisenberg space $H\sb 3$] Rend. Sem. Mat. Univ. Politec. Torino 50 (1992), no. 3, 243--254 (1993).
  25. Sari, Tewfik. Systèmes hamiltoniens à paramètres lentement variables. (French) [Hamiltonian systems with slowly varying parameters] Cahiers Math. 1987, no. 1, 113--131.
  26. Sari, Tewfik. Sur les variétés de Darboux. (French) [On Darboux manifolds] Cahiers Math. 1986, no. 2, 62--74.
  27. Sari, T. Sur les solutions fantômes associées à certaines équations différentielles. (French) [Ghost solutions associated with some differential equations] Cahiers Math. 1986, no. 2, 49--61.
  28. Sari, Tewfik. Sur la théorie asymptotique des oscillations non stationnaires. (French) [On the asymptotic theory of nonstationary oscillations]. Third Schnepfenried geometry conference, Vol. 2 (Schnepfenried, 1982), 141--158, Astérisque, 109-110, Soc. Math. France, Paris, 1983.

Ouvrages collectifs et notes aux CRAS

  1. T. Sari, A Lyapunov function for the chemostat with variable yields, C. R. Acad. Sci. Paris Sér. I Math. 348 (2010), 747-751.
  2. C. Lobry, T. Sari, K. Yadi. Coexistence of three predators competing for a single biotic resource, in Advances in the Theory of Control, Signals and Systems with Physical Modeling, J. Lévine and P. Mullhaupt (Editors) Lecture Notes in Control and Information Sciences, 2010, vol. 407, p. 309-322
  3. T. Sari, Inroduction aux systèmes dynamiques et applications à un modèle cosmologique, in Géométries et Dynamiques, Khaled Sadallah et Abdelghani Zeghib (editeurs), Hermann Travaux en Cours 70 (2008) 259-274. PDF
  4. T. Sari , Averaging in Ordinary Differential Equations and Functional Differential Equations, in The Strength of Nonstandard Analysis. I. van den Berg, V. Neves (editors). Springer-Verlag, Wien, 2007, pages 286--305. PDF
  5. Batt, G.; Casey, R.; de Jong, H.; Geiselmann, J.; Gouzé, J.-L.; Page, M.; Ropers, D.; Sari, T.; Schneider, D. Qualitative analysis of the dynamics of genetic regulatory network using piecewise-linear models, in Mathematical and Computational Methods in Biology, Travaux en Cours no. 65, Hermann Paris (2006) 206-239. PDF
  6. Lobry, Claude; Sari, Tewfik. Introduction à la théorie du contrôle, in Contrôle non linéaire et Applications, Travaux en Cours no. 64, Hermann, Paris (2005) , 1-18. PDF.
  7. Lobry, Claude; Sari, Tewfik. Singular perturbation methods in control theory, in Contrôle non linéaire et Applications, Travaux en Cours no. 64, Hermann, Paris (2005) , 155-182. PDF.
  8. Lobry, Claude; Sari, Tewfik. Equations différentielles à second membre discontinu, in Contrôle non linéaire et Applications, Travaux en Cours no. 64, Hermann, Paris (2005) , 255-289. PDF.
  9. Gouzé, jean-Luc; Sari, Tewfik. Classification of Models, in Mathematicals Models, J.A. Filar (ed.) Encyclopedia of Life Support Systems (EOLSS) , developped under the auspices of UNESCO, Eolss Publishers, Oxford, UK (2004). PDF.
  10. Gouzé, jean-Luc; Sari, Tewfik. Basic Methods of the Development and Analysis of Mathematical Models, in Mathematicals Models, J.A. Filar (ed.) Encyclopedia of Life Support Systems (EOLSS), developped under the auspices of UNESCO, Eolss Publishers, Oxford, UK (2004). PDF.
  11. Sari, Tewfik. General topology. F. and M. Diener (eds.) Nonstandard analysis in practice, Universitext, Springer, Berlin, (1995), 109--144. PDF.
  12. Sari, Tewfik. Sur le comportement asymptotique des solutions dans un problème aux limites semi-linéaire. (French) C. R. Acad. Sci. Paris Sér. I Math. 292 (1981), no. 18, 867--870.
  13. Lutz, Robert; Sari, Tewfik. Sur le comportement asymptotique des solutions dans un problème aux limites non linéaires. (French) C. R. Acad. Sci. Paris Sér. I Math. 292 (1981), no. 20, 925--928.
  14. Sari, Tewfik Sur les variétés de contact localement affines. (French) C. R. Acad. Sci. Paris Sér. I Math. 292 (1981), no. 17, 809--812.

Actes de colloques ou de séminaires

  1. B. Benyahia, T. Sari, B. Cherki, J. Harmand, Sur le modèle AM2 de digestion anaérobie. CARI'10, Proceedings of the 10th African Conference on Research in Computer Science and Applied Mathematics, E. Badouel, A. Sbihi and I. Lokpo (Editors), INRIA (2010), pages 453-460.
  2. M.L. Diagne, P.I. N'diaye, T. Sari, M. T. Niane, Un modèle mathématique de la prolifération du Typha. CARI'10, Proceedings of the 10th African Conference on Research in Computer Science and Applied Mathematics, E. Badouel, A. Sbihi and I. Lokpo (Editors), INRIA (2010), pages 277-284.
  3. R. Fekih Salem, T. Sari, N. Abdellatif, Sur un modèle de compétition et de coexistence dans le chemostat. CARI'10, Proceedings of the 10th African Conference on Research in Computer Science and Applied Mathematics, E. Badouel, A. Sbihi and I. Lokpo (Editors), INRIA (2010), pages 437-444.
  4. A. Saddoud, T. Sari, A. Rapaport, R. Lortie, J. Harmand, E. Dubreucq, A mathematical study of an enzymatic reaction in non homogeneous reactors with substrate and product inhibition : application to cellobiose hydrolysis in a bioreactor with a dead-zone, 11th International Symposium on Computer Applications in Biotechnology (CAB 2010), Leuven : Belgique (2010), JR. Banga, P. Bogaerts, J. Van Impe, D. Dochain and I. Smets (Eds.), pp. 209-214, International Federation of Automatic Control.
  5. B. Benyahia, T. Sari, B. Cherki, J. Harmand, Equilibria of an anareobic wastewater treatment process and their stability, 11th International Symposium on Computer Applications in Biotechnology (CAB 2010), Leuven : Belgique (2010), JR. Banga, P. Bogaerts, J. Van Impe, D. Dochain and I. Smets (Eds.), pp. 371-376, International Federation of Automatic Control.
  6. C. Lobry, A. Rapaport, T. Sari, Stability loss delay in the chemostat with a slowly varying washout rate, Proceedings MATHMOD 09 Vienna 11-13/02/2009, Inge Troch, Felix Breitenecker (Editors), ARGESIM Report no. 35 (2009), 1582-1586.
  7. S.Kouloughli, Z. Sari, T. Sari, Validation de modèles de simple et double cycle et évaluation de per formances d'un AS/RS multi - allées, 8ème Congrès International de Génie Industriel (CIGI'09), 10-12 Juin 2009, Tarbes, France (2009), 6 pages..
  8. L. Ghomri, Z. Sari, A. Guezzen, T. Sari, Continuous Models for Single and Dual Cycle Times of a Multi Aisle Automated Storage and Retrieval System, Proceedings of the 13th IFAC Symposium on Information Control Problems in Manufacturing (INCOM'09), Moscow, Russia, June 3-5 2009, (2009) 1065-1070.
  9. S.Kouloughli, Z. Sari, T. Sari,, Optimisation des dimensions d'un AS/RS multi allées pour la minimisation du temps de simple cycle, 7e Conférence Internationale de MOdélisation et SIMulation (MOSIM'08), 31 mars - 2 avril 2008 - Paris- France, (2008) 327-332.
  10. L. Ghomri, Z. Sari, A. Guezzen, T. Sari, Expression analytique du temps de cycle pour un système AS/RS multi-allée, 7e Conférence Internationale de MOdélisation et SIMulation (MOSIM'08), 31 mars - 2 avril 2008 - Paris- France, (2008) 333-340.
  11. Lobry, Claude; Sari, Tewfik. La modélisation de la persistance en écologie Premier congres de la societe marocaine de mathematiques appliquees, Rabat, 06 - 08 fevrier 2008. PDF
  12. de Jong, H.; Gouzé, J.-L.; Hernandez, C. Page, M.; Sari, T. ; Geiselmann, J. Hybrid modeling and simulation of genetic regulatory networks : a qualitative approach, O. Maled et al. (eds.), Hybrid systems : Computation and control. 6th international workshop. HSCC 2003, Prague, Czech Republic, april 3-5, 2003, Proceedings. Springler Lect. Nots Comput. Sci. no. 2623, Springer, Berlin (2003) 267--282. PDF.
  13. Sari, T. Averaging in Hamiltonian systems with slowly varying parameters, A. Macias et al; (eds.) Developments in Mathematical and Experimental Physics, Vol. C, Hydrodynamics and Dynamical Systems, Proceedings of the First Mexican Meeting on Mathematical and Experimental Physics El Colegio Nacional, Mexico City, september 10-14, 2001, Kluwer Academic/Plenum Publishers (2003) 143-157. PDF.
  14. de Jong, H.; Gouzé, J.-L.; Hernandez, C.; Sari, T. ; Page, M; Geiselmann, J. Dealing with discontinuities in the qualitative simulation of genetic regulatory networks, N. Agell and J.A. Ortega (eds.), Working Notes of the 6th International Workshop on Qualitative Reasoning, QR 2002, Stiges, Barcelona, Spain, June 10-12, 2002, p. 67-74. PDF.
  15. de Jong, H.; Gouzé, J.-L.; Hernandez, C.; Sari, T. ; Page, M; Geiselmann, J. Dealing with discontinuities in the qualitative simulation of genetic regulatory networks, F. van Harmelen (ed.), Proceedings of the 15th European Conference on Artificial Intelligence, ECAI 2002, Lyon, France, July 21-26, 2002, IOS Press, Amsterdam (2002) 412-416. PDF.
  16. Sari, Tewfik. Sur les variétés de Darboux. (French) [On Darboux manifolds] Proceedings of the Centennial "G. Vranceanu", Part II (Bucharest, 2000). An. Univ. Bucure\c sti Mat. Inform. 50 (2001), no. 2, 187--199. PDF.
  17. Lobry, Claude; Sari, Tewfik. Le phénomène du peaking et les perturbations singulières, Journées nationales du GdR Automatique, Autrans, 31/1-2/2/2001, (CD publié par Alstom)
  18. Lobry, Claude; Sari, Tewfik. Sur les équations différentielles à second membre discontinu, Journées de la Société Mathématique du Sénégal, Saint-Louis, 8-12/1/2001
  19. Lakrib, Mustapha; Sari, Tewfik. Rentrée dans l'atmosphere d'un vehicule spatial: le roulis resonant. (French) [Space vehicle reentry: resonant roll] 2ième Colloque National en Analyse Fonctionnelle et Applications (Sidi Bel Abbès, 1997). Ann. Math. Univ. Sidi Bel Abbès 6 (1999), 195--206.
  20. Sari, T. Stroboscopy and averaging. A. Fruchard and A. Troesch (eds.), Colloque Trajectorien à la Mémoire de Georges Reeb et Jean-Louis Callot (Strasbourg-Obernai, 1995), 95--124, Prépubl. Inst. Rech. Math. Av., 1995/13, Univ. Louis Pasteur, Strasbourg, 1995. PDF.
  21. Sari, T. Petite histoire de la stroboscopie. (French) [Brief history of stroboscopy], A. Fruchard and A. Troesch (eds.), Colloque Trajectorien à la Mémoire de Georges Reeb et Jean-Louis Callot (Strasbourg-Obernai, 1995), 5--15, Prépubl. Inst. Rech. Math. Av., 1995/13, Univ. Louis Pasteur, Strasbourg, 1995. PDF.
  22. Sari, Tewfik. Sur les variétés de contact affines plates. (French) [On flat affine contact manifolds]. Séminaire Gaston Darboux de Géométrie et Topologie Différentielle, 1991--1992 (Montpellier), 125--158, Univ. Montpellier II, Montpellier, 1993.
  23. Sari, Tewfik Perturbations d'objets algébriques; décomposition de Goze. (French) [Perturbations of algebraic objects; the Goze decomposition], M. Diener and C. Lobry (eds.), Actes de l'École d'Été: Analyse Non Standard et Représentation du Réel (Oran, 1984), 165--170, OPU, Algiers, 1985.
  24. Sari, Tewfik. Fonctions presque-périodiques. (French) [Almost periodic functions], M. Diener and C. Lobry (eds.), Actes de l'École d'Été: Analyse Non Standard et Représentation du Réel (Oran, 1984), 131--141, OPU, Algiers, 1985.
  25. Sari, Tewfik. Loupes et macroscopes. (French) [Loupes and macroscopes], M. Diener and C. Lobry (eds.), Actes de l'École d'Été: Analyse Non Standard et Représentation du Réel (Oran, 1984), 75--81, OPU, Algiers, 1985.
  26. Callot, J.-L.; Sari, T. Stroboscopie infinitésimale et moyennisation dans les systèmes d'équations différentielles à solution rapidement oscillantes. (French) [Infinitesimal stroboscopy and averaging for rapidly oscillating systems of differential equations]. Mathematical tools and models for control, systems analysis and signal processing, Vol. 3 (Toulouse/Paris, 1981/1982), 345--356, Travaux Rech. Coop. Programme 567, CNRS, Paris, 1983.
  27. Lutz, Robert; Sari, Tewfik. Applications of nonstandard analysis to boundary value problems in singular perturbation theory. Theory and applications of singular perturbations (Oberwolfach, 1981), pp. 113--135, Lecture Notes in Math., 942, Springer, Berlin-New York, 1982.

Editions de Livre et de volumes spéciaux

  1. M.T. Niane, G. Sallet T. Sari et H. Touré (éditeurs): A R I M A - Volume 9 2007 Conference in Honor of Claude Lobry - 2008.
  2. Sari, Tewfik (éditeur), Contrôle non linéaire et applications, Cours donnés à l'école d'été du Cimpa de l'Université de Tlemcen, Travaux en Cours no. 64, Hermann, Paris 2005. Préface et table des matières.