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SIAM Conference on Optimization (OP21) will take place in Spokane, Washington, U.S. on July 20--23, 2021.

For more information, please kindly refer to the OP21 website.

Thanks for your support.

Organizing Committee Co-Chairs

Tamás Terlaky, Lehigh University, USA
Defeng Sun, The Hong Kong Polytechnic University, Hong Kong

Organizing Committee Members

Xiaodong Hu, Chinese Academy of Sciences, China
Adil Bagirov, Federation University, Australia
Akiko Yoshise, University of Tsukuba, Japan
Peter Richtarik, KAUST, Saudi Arabia
Gabriele Eichfelder, Technische Universität Ilmenau, Germany
Fabio Schoen, University of Florence, Italy
Jean Bernard Lasserre, LAAS/CNRS, France
Henry Wolkowicz, University of Waterloo, Canada
Uday Shanbhag, Penn State University, USA
Genetha Gray, Salesforce, USA
Pietro Belotti, FICO, UK

Local Organizing Committee

Xiaojun Chen (Co-chair), PolyU
Defeng Sun (Co-chair), PolyU
Chuanying Dang, City University of Hong Kong
Ting Kei Pong, PolyU
Anthony Man-cho So, The Chinese University of Hong Kong
Xiaoqi Yang, PolyU 
Xiaoming Yuan, Hong Kong University
Man-Chung Yue, PolyU
Zaikun Zhang, PolyU

Plenary Speakers

Amir Ali Ahmadi, Princeton University, USA

Donald Goldfarb, Columbia University, USA

Didier Henrion, University of Toulouse, France

Michael Hinze, University of Koblenz · Landau, Germany

Satoru Iwata, University of Tokyo, Japan

Ivana Ljubic, ESSEC Business School, France

R. Tyrrell Rockafellar, University of Washington, USA

Margaret Wiecek, Clemson University, USA


I. Quantum Computing and Optimization, Speaker: Giacomo Nannicini, IBM, USA

II. AI, Machine Learning and Optimization, Speakers: Lin Xiao, Microsoft Research, USA; Lihong Li, Google Inc., USA


The SIAM Conference on Optimization will feature the latest research on the theory, algorithms, software, and applications of optimization. A particular emphasis will be put on applications of optimization in AI and data science, quantum computing, health care, finance, aeronautics, control, operations research, and other areas of science and engineering. The conference brings together mathematicians, operations researchers, computer and computational scientists, engineers, software developers and practitioners, thus providing an ideal environment to share new ideas and important problems among specialists and users of optimization in academia, government, and industry.


  • Applications in Health Care
  • Applications in Energy Networks and Renewable Resources
  • Applications in Machine Learning and Artificial Intelligence
  • Combinatorial and Mixed Integer Nonlinear Optimization
  • Conic Linear Optimization
  • Derivative-free Optimization
  • Discrete and Combinatorial Optimization
  • Equilibrium Programming
  • Graphs and Networks
  • Nonlinear Optimization
  • Optimization in Engineering
  • PDE Based Optimization
  • Polynomial and SoS Optimization
  • Stochastic and Robust Optimization

Important Deadlines

Submission deadlines:

January 5, 2020: Minisymposium Proposal Submissions.

February 16, 2020: Contributed Lecture, Poster, and Minisymposium Presentation Abstracts.

Travel fund application deadline:

December 12, 2019: SIAM Student Travel Award and Post-doc/Early Career Travel Award Applications.

Pre-registration deadline:

March 10, 2020.

Hotel reservation deadline:

See the Hotel Information page.