... For Angling may be said to be so like the Mathematics that it can never be fully learned; at least not so fully but that there 
will still be more new experiments left for the trial of other men that succeed us. 

                                                      -- from The Compleat Angler by Izaak Walton 

Shaoshi Chen 陈绍示 [CV]

Associate Professor

Key Laboratory of Mathematics Mechanization

Academy of Mathematics and Systems Science

Chinese Academy of Sciences

East Road 55, Zhongguancun, 100190, Beijing.

Email:  schenATamss.ac.cn

Research Interests:



Professional Activities:

Academic Positions

  • Member At-Large of the [ISSAC Steering Committee] (July 2019 - July 2022)
  • Secretary of [ACM SIGSAM] (July 2021 - June 2023)
  • 中国数学会计算机数学专业委员会秘书长( Secretary of [Chinese Society of Computer Mathematics] ) (June 2021 - June 2025)
  • Editorial Boards

  • Journal of Symbolic Computation [Journal Homepage] (Since 2023)
  • Journal of Difference Equations and Applications [Journal Homepage] (Since 2023)
  • Maple Transactions (An open-access online journal) [Journal Homepage] (Since 2021)
  • Journal of Systems Science and Complexity [Journal Homepage] (Since 2020)
  • Annals of Combinatorics [Journal Homepage] (Since 2019)
  • 系统科学与数学 (Journal of Systems Science and Mathematical Sciences Chinese Series) [Journal Homepage] (Since 2019)
  • ACM Communications in Computer Algebra [Journal Homepage] (Since 2014)
  • Preprints:

    1. Reducing hyperexponential functions over monomial extensions, 2023.
      with Hao Du, Yiman Gao, and Ziming Li: [PDF]

    2. D-finiteness, rationality, and height III: multivariate Pólya-Carlson dichotomy, 2023.
      with Jason P. Bell, Khoa D. Nguyen, Umberto Zannier: [PDF]

    3. Shift Equivalence Testing of Polynomials and Symbolic Summation of Multivariate Rational Functions, 2023 (updated).
      with Lixin Du and Hanqian Fang: [PDF] [Maple package]

    4. Telescopers for Differential Forms with One Parameter, 2021.
      with Ruyong Feng, Ziming Li, Michael F. Singer, Stephen M. Watt: [PDF]

    Published Papers: publist

    PhD Students:

  • Huajun Bian (边华俊,2023/09-2028/07)

  • Hanqian Fang (方涵芊,2022/09-2027/07)

  • Xiuyun Li (李秀云,2021/09-2026/07, joint PhD student with Manuel Kauers)

  • Yisen Wang (王艺森,2021/09-2026/07, joint PhD student with Christoph Koutschan)

  • Pingchuan Ma (马平川,2019/09-2024/07)

  • Lixin Du (杜丽欣,2017/09-2022/07, joint PhD student with Manuel Kauers and now postdoc at Johannes Kepler University in Linz)

  • Chaochao Zhu (朱超超,2016/09-2021/07, now at West Anhui University)

  • Postdocs:

  • Yingrui Zhang (张英瑞, 2022/07-2024/08)

  • Tianlong Yu (虞天龙, 2021/07-2023/08)

  • Talks:

    1. Separability Problems in Creative Telescoping. ISSAC2021, Saint Petersburg, Russia, July 20, 2021. [Slides] [Paper]

    2. A Reduction Approach to Creative Telescoping. ISSAC2019 Tutorial Lectures, Beihang University, Beijing, China, 2019. [Slides] [Extended Abstract]

    3. How to generate all possible WZ-pairs algorithmically? Chinese Mathematical Society 2018 Annual Conference, Guiyang, Guizhou, China, 2018. [Slides]

    4. Symbolic Integration: A Brief Introduction. Seminar at the School of Mathematics, Liaoning Normal University, Dalian, China, 2018. [Slides]

    5. D-finite Generating Functions in Enumerative Combinatorics. Chinese Congress on Combinatorics and Graph Theory 2018, Hefei, China, 2018. [Slides]

    6. Rationality Theorems on D-finite Power Series. Seminar at the School of Mathematical Sciences, East China Normal University, Shanghai, China, 2018. [Slides]

    7. Reduction-based Algorithms for Creative Telescoping. Joint International Meeting of CMS-AMS, Shanghai, China, 2018. [Slides]

    8. D-finite Functions: Algorithmic, Analytic and Arithmetic Aspects. Computer Mathematics 2017, Xiangtan, China, 2017. [Slides]

    9. Power Series with Coefficients from a Finite Set. Lattice walks at the Interface of Algebra, Analysis and Combinatorics (2017), Banff, Canada, 2017. [Slides]

    10. Creative Telescoping: Theory and Algorithms. MITACS Seminar Series/ORCCA Joint Lab Meeting, Western University, Canada, 2016. [Slides]

    Research Notes (unpublished):

    1. A Note on Lipshitz's Lemma 3.
      with Ziming Li, 2011: [PDF].

    2. A Note on Ostrogradsky and Horowitz's Method.
      with Ziming Li, 2010: [PDF].

    3. A Exercise on Real Elementary Functions in the Book "Symbolic Integration I" (second edition) .
      with Ruyong Feng, Ziming Li, Huaifu Wang, 2008: [PDF].


    1. Linear Algebra (2014-2015) at University of Chinese Academy of Sciences.
    2. Linear Algebra (2016-2017) at University of Chinese Academy of Sciences.
    3. Abstract Algebra II (2019-2020) at Beihang University.
    4. Abstract Algebra II (2021-2021) at Beihang University.

    Seminar and Conferences:

    1. Computer Mathematics Seminar
    2. ACA 2022 Special Session: D-finite Functions and Beyond: Algorithms, Combinatorics, and Arithmetic
    3. Workshop on Combinatorics and Symbolic Computation

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