Beijing Institute of Mathematical Sciences and Applications Beijing Institute of Mathematical Sciences and Applications

  • About
    • President
    • Governance
    • Partner Institutions
    • Visit
  • People
    • Management
    • Faculty
    • Postdocs
    • Visiting Scholars
    • Administration
    • Academic Support
  • Research
    • Research Groups
    • Courses
    • Seminars
  • Join Us
    • Faculty
    • Postdocs
    • Students
  • Events
    • Conferences
    • Workshops
    • Forum
  • Life @ BIMSA
    • Accommodation
    • Transportation
    • Facilities
    • Tour
  • News
    • News
    • Announcement
    • Downloads
About
President
Governance
Partner Institutions
Visit
People
Management
Faculty
Postdocs
Visiting Scholars
Administration
Academic Support
Research
Research Groups
Courses
Seminars
Join Us
Faculty
Postdocs
Students
Events
Conferences
Workshops
Forum
Life @ BIMSA
Accommodation
Transportation
Facilities
Tour
News
News
Announcement
Downloads
Qiuzhen College, Tsinghua University
Yau Mathematical Sciences Center, Tsinghua University (YMSC)
Tsinghua Sanya International  Mathematics Forum (TSIMF)
Shanghai Institute for Mathematics and  Interdisciplinary Sciences (SIMIS)
BIMSA > Axelgeorgrosenkrantz Turnquist

Axelgeorgrosenkrantz Turnquist

     Assistant Professor    
Assistant Professor Axelgeorgrosenkrantz Turnquist

Group: Computational Mathematics

Office: A11-101

Email: agrt@bimsa.cn

Research Field: Optimal Transport and Numerical Analysis

CV

Research Interest


  • Optimal Transport
  • Numerical Analysis
  • Differential Geometry
  • Analysis
  • PDE on Manifolds
  • Diffeomorphic Mappings
  • Freeform Optics

Education Experience


  • 2016 - 2022      New Jersey Institute of Technology      Mathematics      Ph.D      (Supervisor: Brittany D. Hamfeldt)
  • 2008 - 2012      University of Washington      Physics      B.Sc.

Work Experience


  • 2025 -      BIMSA      Assistant Professor
  • 2022 - 2025      University of Texas at Austin      R. H. Bing Fellowship Instructor (Postdoc)

Publication


  • [1] BF Hamfeldt, AGR Turnquist, On the reduction in accuracy of finite difference schemes on manifolds without boundary, IMA Journal of Numerical Analysis, 44(3), 1751-1784 (2024)
  • [2] AGR Turnquist, Adaptive mesh methods on compact manifolds via Optimal Transport and Optimal Information Transport, Journal of Computational Physics, 500, 112726 (2024)
  • [3] R Tsai, AGR Turnquist, A volumetric approach to Monge's optimal transport on surfaces, Journal of Computational Physics, 517, 113352 (2024)
  • [4] AGR Turnquist, Optimal Transport Using Cost Functions with Preferential Direction with Applications to Optics Inverse Problems, arXiv (2024)
  • [5] AGR Turnquist, Optimal transport with defective cost functions with applications to the lens refractor problem, arXiv (2023)
  • [6] BF Hamfeldt, AGR Turnquist, A convergence framework for optimal transport on the sphere, Numerische Mathematik, 151(3), 627-657 (2022)
  • [7] AGR Turnquist, Numerical Methods for Optimal Transport and Optimal Information Transport on the Sphere, New Jersey Institute of Technology (2022)
  • [8] BF Hamfeldt, AGR Turnquist, A convergent finite difference method for optimal transport on the sphere, Journal of Computational Physics, 445, 110621 (2021)
  • [9] B Froese Hamfeldt, AGR Turnquist, Convergent numerical method for the reflector antenna problem via optimal transport on the sphere, Journal of the Optical Society of America A, 38(11), 1704-1713 (2021)
  • [10] AGR Turnquist, HG Rotstein, Quadratization: From conductance-based models to caricature models with parabolic nonlinearities, Encyclopedia of computational neuroscience, 1-11 (2018)

 

Update Time: 2025-08-15 09:00:09


Beijing Institute of Mathematical Sciences and Applications
CONTACT

No. 544, Hefangkou Village Huaibei Town, Huairou District Beijing 101408

北京市怀柔区 河防口村544号
北京雁栖湖应用数学研究院 101408

Tel. 010-60661855 Tel. 010-60661855
Email. administration@bimsa.cn

Copyright © Beijing Institute of Mathematical Sciences and Applications

京ICP备2022029550号-1

京公网安备11011602001060 京公网安备11011602001060