Applied Mathematics and Mechanics (English Edition) ›› 1987, Vol. 8 ›› Issue (6): 503-508.

• 论文 • 上一篇    下一篇

C1 RATIONAL INTERPOLATING SURFACE UNDER LOCAL COORDINATE SYSTEMS

姜寿山, 杨彭基   

  1. North-West Polytechnical University, Xi’an
  • 收稿日期:1986-01-31 出版日期:1987-06-18 发布日期:1987-06-18
  • 基金资助:

    Projects Supported by the Science Fund of Education Committee

C1 RATIONAL INTERPOLATING SURFACE UNDER LOCAL COORDINATE SYSTEMS

Jiang Shou-shan, Yang Peng-ji   

  1. North-West Polytechnical University, Xi’an
  • Received:1986-01-31 Online:1987-06-18 Published:1987-06-18
  • Supported by:

    Projects Supported by the Science Fund of Education Committee

摘要: A method of constructing rational interpolating surface under local coordinate systems is presented, which can be used to solve the "large torsion problem" of surfaces. This kind of surface has better approximating effect and its properties can be easily discussed, so it has practical applications not only in CAD but also infinite element analysis and other fields. An example is given in the paper.

关键词: Darcy’s law, Boltzmann equation, Navier-Stokes equation, Chapman-Enskog expansion

Abstract: A method of constructing rational interpolating surface under local coordinate systems is presented, which can be used to solve the "large torsion problem" of surfaces. This kind of surface has better approximating effect and its properties can be easily discussed, so it has practical applications not only in CAD but also infinite element analysis and other fields. An example is given in the paper.

Key words: Darcy’s law, Boltzmann equation, Navier-Stokes equation, Chapman-Enskog expansion

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