cheng    CHENG Jin-San
   Key Laboratory of Mathematics Mechanization ,
   Institute of Systems Science
   Academy of Mathematics and System Sciences
   Chinese Academy of Sciences
   Beijing 100190, China
   Fax: (+86) 10 62 63 07 06
   E-Mail: jcheng(at)amss(dot)ac(dot)cn

Research interests

Symbolic Computation/Computer Algebra, Computational Geometry, Computional Algebraic Geometry.

Currently, I focus on the following two topics.
Certified and efficient method for topology determination and approximation of algebraic curves and surfaces.

Nonlinear system solving


  • 2003.9–2006.7,  Ph.D.,  Applied Mathematics,  Academy of Mathematics and Systems Science, CAS

    Supervisor:  GAO Xiao-Shan

    Dissertation:  Topology determination and approximation of real algebraic curves and surfaces

  • 2000.9–2003.7,  M.Sci.,  Computational Mathematics,  Institute of Mathematics, Jilin University

    Supervisor:   FENG Guochen

    Dissertation:  Blending pipe quadric surfaces via base curve method.

  • 1996.9–2000.7,  B.Sci.,  Computational Mathematics,  Department of Mathematics, Jilin University
  • Selected publications

    (Full list of publications available here)

    Software Packages

    Visual C++ software:

    Maple packages:

    Matlab packages:

    Working experiences


    Recent Activities