Curriculum Vitae – Walid OUKIL

Curriculum Vitae

Faculty of Mathematics · USTHB · Algiers, Algeria

Education

2025
Master in Epistemology and History of Science and Technology
University of Lorraine, France
The Master was not completed for personal reasons.
2020
Accreditation to Supervise Research
Faculty of Mathematics, USTHB, Algiers
2018
Lecturer Qualification in Mathematics (S.25)
Ministry of Higher Education, Research and Innovation, France
2016
PhD in Mathematics
University of Bordeaux, France · Joint supervision with USTHB
Thesis: Coupled systems morphogenesis and self-organization in biological systems.
Advisor: Philippe Thieullen, Professor at Bordeaux University.
2009
PhD in Operations Research
USTHB, Algiers
Title: Pascal's Triangle.
Advisor: Belbachir Hacene, Professor at USTHB.
The thesis was not completed for personal reasons.
2007
Magister in Mathematics
USTHB, Algiers
Title: Dynamic of uniformly expanding maps.
Advisors: A. Kessi (USTHB) and A. Amroun (Orsay University, France).
Keywords: Ergodic theory, Hyperbolic systems, Spectral theory, Functional analysis.
2004
Master Degree in Algebra — First Class Honors
Faculty of Mathematics, USTHB

Academic Experience

2019–Present
Associate Professor of Mathematics
USTHB, Algiers, Algeria
Permanent position.
2009–2019
Lecturer in Mathematics
University of Médéa, Algeria
Permanent position. Detached from October 1, 2013 to September 30, 2015 to the Preparatory School for Engineering Studies, Algiers.

Teaching & Supervision

Undergraduate Teaching
  • Analysis
  • Topology
  • Algebra
  • Differential Equations
  • Probability and Statistics
  • Complex Analysis
PhD Supervision
2026 — Co-supervisor
Ms. Rosa Bedjou, jointly supervised with Prof. Philippe Thieullen.

Thesis:
Machine Learning through Synchronization of Coupled Oscillators.

Research

Publications
(2024) Exponential stable manifold for the synchronized state of the abstract mean field system. Journal of Applied Nonlinear Dynamics, Vol. 14, No. 1, 2025.
(2023) Ordinary differential equations defined by a trigonometric polynomial field: Behaviour of the solutions. Dynamical Systems Journal.
(2018) With Ph. Thieullen and A. Kessi. Invariant cone and synchronization state stability of the mean field models. Dynamical Systems Journal.
(2017) With A. Kessi and Ph. Thieullen. Synchronization hypothesis in the Winfree model. Dynamical Systems Journal.
Submitted Papers
(2026) Mellin transform through Euler differential equation and Volterra integral equation.
(2026) When Periodicity Fails to Guarantee the Existence of Rotation: A Counterexample on the 3-Torus with a Nilpotent Linearization.
(2025) Bounded solutions of a complex differential equation arising from the Riemann zeta function.
(2026) Rigidity and Structural Asymmetry of Bounded Solutions.
Working Papers
  • Euler products from abstract prime systems and rigidity
  • Rigidity and Spectral Asymmetry for Operators in Linear Dynamics
  • On a Rigidity Equality for Bounded Solutions: Request for Counterexamples
  • Holomorphic Wronskian for abstract rigidity inequalities
  • Synchronization in abstract mean field models
  • Note on the failure of the strong rotation property for smooth fields with infinite spectrum
  • A technical note on the arithmetic cone of smooth periodic vector fields

Oral Presentations

2016
SIMBAD
Seminar of Mathematical Biology and Applications, Paris, France.
2017
GDR AFHP Day
October 9–11, 2017, Bordeaux, France.
2017
AquiDOC
Joint Supervision Thesis Day, October 19, 2017, Bordeaux, France.
2018
CMA'2018
Invariant cone and stability. Congress of Algerian Mathematicians, May 12–13, 2018, Boumerdès, Algeria.

Other Activities

  • Organizer of EMA School, Algeria, July 10–22.
  • Principal Coordinator of a PICS project (Algeria–France): Collective dynamics, coupled systems and applications (2018–2021).
  • Member of the KAM faible au-delà de Hamilton-Jacobi project, France (ended in 2016).

Teaching Material

Course of Differential Equations for BSc (Licence).
HAL — Course material