Issmail El Hallaoui
Member, GERAD

Full Professor, Department of Mathematics and Industrial Engineering, Polytechnique Montréal
Phone: 514 340-6053 x6928
Fax: 514 340-5665
Office 4489
Education
Jul 2006 – Sep 2008
Postdoctoral research
May 2002 – Jul 2006
Ph.D.
, Agrégation de contraintes en génération de colonnes
Sep 2000 – May 2002
Master's degree
, Agrégation de contraintes en génération de colonnes
Polytechnique Montréal,
François Soumis,
director
Research Axes
Research Applications
Publications
Dec 2024
El Mehdi Er Raqabi, Yong Wu, Issmail El Hallaoui, and François Soumis
Transportation Research Part E: Logistics and Transportation Review, 192, Paper no: 103819, 2024
BibTeX reference
Nov 2024
This study explores accelerating strategies in column generation (CG) to effectively solve online dial-a-ride problems in large-scale ride-sharing systems. ...
BibTeX reference
Oct 2024
OCP optimizes its supply chain for Africa
El Mehdi Er Raqabi, Ahmed Beljadid, Mohammed Ali Bennouna, Rania Bennouna, Latifa Boussaadi, Nizar El Hachemi, Issmail El Hallaoui, Michel Fender, Anouar Jamali, Nabil Si Hammou, and François Soumis
To appear in: INFORMS Journal on Applied Analytics, 2024
BibTeX reference
News
Jun 16, 2025
Congratulations to Abdelhakim Abdellaoui, PhD student at Polytechnique Montréal cosupervised by Issmail El Hallaoui and Loubna Benabbou, , was awarded the David Martell Student Paper Competition in Forestry at the 2025 CORS Conference.
Apr 28, 2025
Title: Génération de colonnes pour le balayage printanier
Apr 24, 2025
El Mehdi Er Raqabi won the 2024 GERAD Best Thesis Competition for his thesis titled "Primal methods for very large-scale optimization". He was supervised by Issmail El Hallaoui and François Soumis from Polytechnique Montréal.
Congratulations!
Events
Dec 6, 202311:00 AM — 12:00 PM
“Meet a GERAD researcher!” seminar
El Mehdi Er Raqabi – Polytechnique Montréal Ahmed Beljadid – Research Officer II, in data science / operational research, GERAD, HEC Montréal
El Mehdi Er Raqabi – Polytechnique Montréal Ahmed Beljadid – Research Officer II, in data science / operational research, GERAD, HEC Montréal
Hybrid activity at GERAD
Sep 11, 202301:30 PM — 02:30 PM
GERAD seminar
A. Ridha Mahjoub – LAMSADE, Université Paris-Dauphine
A. Ridha Mahjoub – LAMSADE, Université Paris-Dauphine
Hybrid activity at GERAD
Nov 30, 202011:00 AM — 12:00 PM
GERAD seminar
Hanane Dagdougui
Hanane Dagdougui
Online meeting
Documents
Prizes and awards
2024
EURO Excellence in Practice Award (EEPA)
project "OCP Optimizes Its Supply Chain For Africa and The World"
The Association of European Operational Research Societies
2023
Finalist for the IFORS Prize for OR in Development
Project presented: "OCP optimizes its supply chain for Africa"
International Federation of Operational Research Societies (IFORS)
2021
Finalist for the CORS Practice Prize
Mayssoun Messaoudi's Thesis
Canadian Operational Research Society
2019
Featured research
Each year, the FRQNT highlights a very small number of highly innovative qualified research projects.
FRQNT
2015
Certificate of recognition
National Assembly of Québec
2015
Trophy for social involvement
Regroupement des Marocains au Canada (RMC)
Supervision
Ayoub Boufous
Internship
Milad Barooni
Ph.D.
Thi Dan Que Nguyen
Internship
Émile Gauthier
Internship
Younes Tlassellal
Internship
Sadhana Anand
Internship
Claire Bouillet
Internship
Marek Pinard
Internship
Emna Fathalli
Master's degree