Attended Conferences (with presentations):
"Existence et unicité de la solution de certaines équations aux dérivées partielles d'ordre fractionnaire'', Conference Maghrébine sur les Equations Différentielles et Applications, (CMEDA) Centre Universitaire de Jijel, Nov. 1998, Jijel.
''Stabilisation de l'équation des ondes avec des conditions aux bords du type mémoire'', Congrès National de Mathématiques, Université de Annaba, Mai 1999, Annaba.
''Blowing up of solutions to the wave equation with nonlinear boundary feedback'', Colloque National d'Analyse Non-linéaire et Applications, Univ. Houari Boumédienne, Nov. 1999, Alger.
''On the wave equation with an internal dissipation of fractional type'', 2nd Colloque National Mathématiques Appliquées, 7-9 Mai 2000, Tébessa.
"Le role d'une nouvelle inégalité dans l'étude de la stabilité de certains problèmes semi-linéaires'', Rencontre des Mathématiciens Algériens RMA 2000, 21-24 mai 2000, Alger.
''Blow up in finite for an equation of fractional type'', 4ième CMEDA, Conférence Maghrébine sur les Equations Différentielles et leurs Applications, 24-26 Octobre 2000, Sétif.
''L'introduction de l'énergie infinie pour une plaque de Kirchhoff'', 2nd RAMA, Rencontre d'Analyse Mathématiques et ses Applications, 19-21 Nov. 2000, M'sila.
"On a semi-linear problem with memory'' 3ième CNAFA, Colloque National d'Analyse Fonctionnelle et Applications, 17-18 Avril 2001, Ouargla.
"Asymptotic behavior of the wave equation with an internal fractional damping'' International Conference on Mathematics and its Applications, April 5-7, 2004, Kuwait.
“On a fractionally damped wave equation”, Applied Math. Day, King Fahd University of Petroleum and Minerals, Dhahran, Saudi Arabia, April 11, 2004.
“Non-existence of global solutions for the wave equation with a dissipation of cubic convolution type in Rn”, International Conference on Nonlinear Operators, Differential Equations and Applications, Cluj-Napoca, Romania, August 24-27, 2004.
"Fujita’s exponent for a fractional differential equation”, First Arab Conference of Mathematics and its Applications, October 6-8, 2004, Amman, Jordan.
“Desingularizing with the help of an inequality”, International Conference on Mathematical Inequalities and their Applications, Victoria University, December 6-8, 2004, Melbourne, Australia.
“Global existence and asymptotic behavior for a nonlinear parabolic equation”, Second International Conference on Mathematical Sciences, United Arab Emirates University, December 12-14, 2004, Al-Ain, United Arab Emirates.
“Life span for solutions of the heat equation” , Applied Math. Day, King Fahd University of Petroleum and Minerals, Dhahran, Saudi Arabia, March 27, 2004.
"On the fractional telegraph equation", Workshop on Special Functions and Applied Mathematics, King Abdulaziz city for Science and Technology, April 17, 2006, Riyadh, Saudi Arabia.
"On a differential equation which interpolates the undamped and the damped wave equation", University of Marrakesh and Centre International de Formation et de Recherche en Systemes Dynamiques, June 15-20, 2006, Marrakesh, Morroco.
Elliptic Problems with time-fractional dynamic boundary conditions , Workshop on Partial Differential Equations in Modern Physics and Applied Mathematics, King Abdulaziz city for Science and Technology, Feb. 13, 2007, Riyadh, Saudi Arabia.
Fractional derivatives and viscoelasticity, Third Saudi Science Conference, King Saud University, March 10-13th March, 2007, Riyadh, Saudi Arabia
Stabilizing systems with fractional damping, The second Biannual Conference on Modeling, Simulation and Applied Optimization ICMSAO 2007, The Petroleum Institute, March 24-27, 2007, Abu-Dhabi, UAE.
On the fractional telegraph problem, 6th International Congress on Industrial and Applied Mathematics, 16-20 July 2007, Zurich, Switzerland.
Fractional dissipations in the damping technology, International Symposium on Nonlinear Dynamics, 27-30, 2007, Shanghai, China.
Fractional calculus, Journees d'Etudes sur les Equations Differentielles et Applications JEEDA'08, Badji Mokhtar University, Nov. 10-12, 2008, Annaba, Algeria.