
Shaoshi Chen 陈绍示
Full Professor
East Road 55, Zhongguancun, 100190, Beijing.
Email: schenATamss.ac.cn

Research Interests:
 Symbolic Computation (Symbolic Integration and Summation)
 Differential and Difference Algebra (Galois Theory)
 Combinatorics (WilfZeilberger Method)
 Arithmetic Dynamics (Dynamics of PRecursive Sequences)
Education:
 2001/09  2005/07, B.Sci., Mathematics, Jiangsu University , Jiangsu, China.
 2005/09  2010/12, Ph.D., Applied Mathematics,
Academy of Mathematics and Systems Science , Chinese Academy of Sciences, Beijing, China.
Supervisor: Ziming Li (AMSS, China).
 2007/12  2011/02, Ph.D., Computer Science, codirected between
Academy of Mathematics and Systems Science (Beijing, China) and
École Polytechnique (Paris, France).
Cosupervisors: Frédéric Chyzak (INRIA, France)
and Ziming Li (AMSS, China).
Dissertation:
Some Applications of DifferentialDifference Algebra to Creative Telescoping
(version in Chinese)
Positions:
 2024/04  present, Full Professor,
Academy of Mathematics and System Sciences, Chinese Academy of Sciences, Beijing, China.
 2017/03  2024/04, Associate Professor,
Academy of Mathematics and System Sciences, Chinese Academy of Sciences, Beijing, China.
 2013/07  2017/03, Assistant Professor,
Academy of Mathematics and System Sciences, Chinese Academy of Sciences, Beijing, China.
 2015/10  2016/08, FieldsOntario Postdoctoral Fellow, Fields Institute and Faculty of Mathematics, University of Waterloo, Ontario, Canada
Working with Stephen M. Watt and George Labahn.
 2011/08  2013/07, PostDoctoral Fellow, Department of Mathematics, North Carolina State University, Raleigh, USA.
Working with Michael F. Singer.
 2011/02  2011/08, PostDoctoral Fellow, Research Institute for Symbolic Computation,
Johannes Kepler University Linz, Hagenberg, Austria.
Working with Manuel Kauers.
Professional Activities:
Academic Positions
Member AtLarge 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 openaccess 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:
 Towards a Parallel Summation Algorithm, 2024.
with Ruyong Feng, Manuel Kauers, and Xiuyun Li:
[PDF]
 Shift Equivalence Testing of Polynomials and Symbolic Summation of Multivariate Rational Functions, 2023 (updated).
with Lixin Du and Hanqian Fang:
[PDF]
[Maple package]
 Reductionbased Creative Telescoping for Precursive Sequences
via Integral Bases , 2023.
with Lixin Du, Manuel Kauers, and RongHua Wang:
[PDF]
 Reducing hyperexponential functions over monomial extensions, 2023.
with Hao Du, Yiman Gao, and Ziming Li:
[PDF] To appear in Journal of Systems Science and Complexity.
Published Papers: publist
PhD Students:
Huajun Bian (边华俊，2023/092028/07)
Hanqian Fang (方涵芊，2022/092027/07)
Xiuyun Li (李秀云，2021/092026/07, joint PhD student with Manuel Kauers)
Yisen Wang (王艺森，2021/092026/07, joint PhD student with Christoph Koutschan)
Pingchuan Ma (马平川，2019/092024/07)
Lixin Du (杜丽欣，2017/092022/07, joint PhD student with Manuel Kauers and now postdoc at Johannes Kepler University in Linz)
Chaochao Zhu (朱超超，2016/092021/07, now at West Anhui University)
Postdocs:
Yingrui Zhang (张英瑞， 2022/072024/08)
Tianlong Yu (虞天龙， 2021/072023/08)
Talks:
 Separability Problems in Creative Telescoping. ISSAC2021, Saint Petersburg, Russia, July 20, 2021.
[Slides]
[Paper]
 A Reduction Approach to Creative Telescoping. ISSAC2019 Tutorial Lectures, Beihang University, Beijing, China, 2019.
[Slides]
[Extended Abstract]
 How to generate all possible WZpairs algorithmically? Chinese Mathematical Society 2018 Annual Conference, Guiyang, Guizhou, China, 2018. [Slides]
 Symbolic Integration: A Brief Introduction. Seminar at the School of
Mathematics, Liaoning Normal University, Dalian, China, 2018. [Slides]
 Dfinite Generating Functions in Enumerative Combinatorics. Chinese Congress on Combinatorics and Graph Theory 2018, Hefei, China, 2018. [Slides]
 Rationality Theorems on Dfinite Power Series. Seminar at the School of
Mathematical Sciences, East China Normal University, Shanghai, China, 2018. [Slides]
 Reductionbased Algorithms for Creative Telescoping. Joint International Meeting of CMSAMS, Shanghai, China, 2018. [Slides]
 Dfinite Functions: Algorithmic, Analytic and Arithmetic Aspects. Computer Mathematics 2017, Xiangtan, China, 2017. [Slides]
 Power Series with Coefficients from a Finite Set. Lattice walks at the Interface of Algebra, Analysis and Combinatorics (2017), Banff, Canada, 2017. [Slides]
 Creative Telescoping: Theory and Algorithms. MITACS Seminar Series/ORCCA Joint Lab Meeting, Western University, Canada, 2016. [Slides]
Research Notes (unpublished):
 A Note on Lipshitz's Lemma 3.
with
Ziming Li,
2011:
[PDF].
 A Note on Ostrogradsky and Horowitz's Method.
with
Ziming Li,
2010:
[PDF].
 A Exercise on Real Elementary Functions in the Book "Symbolic Integration I"
(second edition) .
with
Ruyong Feng,
Ziming Li,
Huaifu Wang, 2008:
[PDF].
Teaching:
 Linear Algebra (20142015)
at University of Chinese Academy of Sciences.
 Linear Algebra (20162017)
at University of Chinese Academy of Sciences.
 Abstract Algebra II (20192020)
at Beihang University.
 Abstract Algebra II (20212021) at Beihang University.
Seminar and Conferences:
 Workshop on the Frontiers in Arithmetic Dynamics (FIAD2024)
 Computer Mathematics Seminar
 ACA 2022 Special Session: Dfinite Functions and Beyond: Algorithms, Combinatorics, and Arithmetic
 Workshop on Combinatorics and Symbolic Computation
Extreme Meter