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Conference Organizing

• Co-organizer, Special Session on Variational Analysis and Optimization,
  The 2021 Joint Mathematics Meeting - Virtual Meeting (Jan. 6-9, 2021)
• Co-organizer, Kennedy College of Science Converstation Starter on Data Science,
  UMass Lowell, MA, USA - Virtual Meeting (Nov. 12, 2020)
• Co-organizer, Special Session on Optimization and Variational Analysis,
  The 2019 Vietnam-USA Joint Mathematical Meeting, Quy Nhon, Viet Nam (Jun. 10-13, 2019)
• Co-organizer, Kennedy College of Science Converstation Starter on Probability,
  UMass Lowell, MA, USA (Mar. 20, 2019)
• Co-organizer, Special Session on Nonsmooth Optimization and Applications,
  The AMS Spring 2018 Western Sectional Meeting, Portland, OR, USA (Apr. 14-15, 2018)
• Co-organizer, Session on Nonsmooth Optimization & Applications,
  The 2016 MOPTA: Modeling & Optimization: Theory and Applications, Lehigh University, Bethlehem, PA, USA (Aug. 17-19, 2016)
• Interim Chair, Special Session on Variational Analysis & Monotone Operator Theory,
  The 2014 SIAM Conference on Optimization, San Diego, CA, USA (May 19-22, 2014)

Conference Presentations

• Talk: Conical averagedness and fixed point algorithms
  Variational Analysis and Optimization Seminar, University of Michigan (Jan. 13, 2023)
• Talk: Splitting algorithms and applications to spatial design problems
  Computational and Applied Mathematics Seminar, Tufts University (Oct. 31, 2022)
• Talk: Optimization with spatial constraints
  International Symposium on Applied Science ISAS 2021, HCMC University of Technology, Vietnam (Oct. 15-17, 2021)
• Talk: Optimization with spatial constraints
  Optimization Seminars, HCMC University of Education, Vietnam (Aug. 6, 2021)
• Talk: Adaptive splitting algorithms
  CMS 2021 Summer Virtual Meeting (Jun. 3-11, 2021)
• Talk: Splitting algorithms for the sum of operators
  Variational Analysis and Optimisation Webinar (May 11, 2021)
• Talk: The Douglas-Rachford algorithm in optimization
  Mathematical Sciences Colloquium, UMass Lowell, MA, USA (Oct. 21, 2020)
• Talk: Adaptive Douglas-Rachford splitting for the sum of two operators
  The 2019 Workshop on Variational Analysis and Optimization, Kelowna, BC, Canada (Aug. 12-13, 2019)
• Talk: Some examples of applied mathematics in teaching and research,
  The 1st Meeting of the Vietnam Mekong Delta Mathematical Society, Vinh Long, Viet Nam (Jul. 21, 2019)
• Talk: Optimization of triangular networks with spatial constraints,
  Special Session on Optimization and Variational Analysis,
  The 2019 Vietnam-USA Joint Mathematical Meeting, Quy Nhon, Viet Nam (Jun. 10-13, 2019)
• Talk: On the generalized Douglas-Rachford algorithm for feasibility problems,
  Session on Variational Analysis and Monotone Operator Theory,
  The CMS 2017 Winter Meeting, University of Waterloo, ON, Canada (Dec. 8-11, 2017)
• Talk: Applying geometric constraints in three dimensions,
  Session on Large Scale Optimization: Theory, Algorithms and Applications in memoriam Jonathan Borwein,
  The CMS 2016 Winter Meeting, Niagara Falls, ON, Canada (Dec. 2-5, 2016)
• Talk: Applying geometric constraints in three dimensions,
  Mathematical Sciences Seminars, UMass Lowell, MA, USA (10/2016)
• Talk: Road design problems: mathematical modeling and algorithms,
  Session on Nonsmooth Optimization & Applications,
  The 2016 MOPTA: Modeling & Optimization: Theory and Applications, Lehigh University, Bethlehem, PA, USA (08/2016)
• Talk: Linear convergence of cyclic projections methods,
  The COCANA Seminar Series, University of British Columbia Kelowna, BC, Canada (06/2016)
• Talk: Road design problems: mathematical model and algorithms,
  Research Seminar, AutoDesk, Inc., Manchester, NH, USA (04/2016)
• Talk: Road design problems: mathematical model and algorithms,
  Summer Lectures on Optimization, Cantho University, Can Tho, Viet Nam (07/2015)
• Talk: On the convexity of piecewise-defined functions,
  Mathematical Sciences Seminars, UMass Lowell, MA, USA (03/2015)
• Talk: Road design problems: mathematical model and algorithms,
  Mathematical Sciences Seminars, Lowell, MA, USA (04/2014)
• Talk: Linear convergence of the Douglas-Rachford method for two closed sets,
  Special Session on Variational Analysis & Monotone Operator Theory,
  SIAM Conference on Optimization, San Diego, CA, USA (05/2014)
• Talk: Linear convergence of the Douglas-Rachford method for two closed sets,
  The COCANA Seminar Series, University of British Columbia Kelowna, BC, Canada (03/2014)
• Talk: Linear convergence of the Douglas-Rachford method for two closed sets,
  Special Session on Set-Valued Optimization and Variational Problems with Applications,
  The 2014 Joint AMS & MAA Meeting, Baltimore, MD, USA (01/2014)
• Talk: The method of alternating projections and relaxed projections,
  Applied Mathematics Seminar Series, University of Victoria, BC, Canada (03/2013)
• Talk: Restricted normal cones: basic properties and applications,
  Special Session on Set-Valued Optimization and Variational Problems with Applications,
  The 2013 Joint AMS & MAA Meeting, San Diego, CA, USA (01/2013)
• Talk: Restricted normal cones: basic properties and applications,
  The West Coast Optimization Meeting, Seattle, WA, USA (05/2012)
• Talk: Restricted normal cones: basic properties and applications,
  The PIMS/WMAX Postdoctoral Colloquium, Vancouver, BC, Canada (03/2012)
• Talk: Restricted normal cones: basic properties and applications,
  The OCANA & CARMA Seminar Series, University of British Columbia Kelowna, BC, Canada (02/2012)
• Talk: Generalized damped Newton's method based on graphical derivatives,
  The 13th Midwest Optimization Meeting, Toronto, ON, Canada (10/2011)
• Talk: Generalized damped Newton's method based on graphical derivatives,
  The West Coast Optimization Meeting, Kelowna, BC, Canada (10/2011)
• Talk: Generalized Newton's method based on graphical derivatives,
  Special Session on Set-Valued Optimization and Variational Problems,
  The 2011 Joint AMS & MAA Meeting, New Orleans, LA, USA (01/2011)
• Talk: Generalized Newton's method based on graphical derivatives,
  The 12th Midwest Optimization Meeting, Detroit, MI, USA (10/2010)
• Talk: Tangential extremal principles with applications,
  CIMPA-UNESCO-VIETNAM School on Variational Inequalities & Related Problems, Ha Noi, Viet Nam (05/2010)
• Poster: Tangential extremal principles with applications,
  Wayne State Graduate Exhibition, Detroit, MI, USA (03/2010)
• Talk: Extremal principle for sub-extremal systems,
  The 11th Midwest Optimization Meeting, Kalamazoo, MI, USA (10/2009)
• Talk: Variational analysis of marginal function and applications to bilevel programming,
  Session on Variational Analysis,
  The 20th International Symposium of Mathematical Programming, Chicago, IL, USA (08/2009)
• Poster: Variational analysis of marginal function and applications to bilevel programming,
  International School & Workshop on Variational Analysis, Santiago, Chile (11/2008)
  (Best Poster Prizes, co-winner)
• Talk: Variational analysis of marginal function and applications to bilevel programming,
  The 5th World Congress of Nonlinear Analysts, Orlando, FL (07/2008)

Freshman Seminar in Mathematics, UMass Lowell

• Optimization with spatial constraints (11/2021)
• Linear algebra and applications (09/2019)
• Optimization with spatial constraints (10/2017)

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