数学季刊 ›› 1996, Vol. 11 ›› Issue (3): 91-93.

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A Note on Orthogonal Multiplication

  

  1. Dept. of   Math.,Graduate  School,Academia   Sinica,Beijing,100039


  • 收稿日期:1996-02-02 出版日期:1996-09-30 发布日期:2024-12-31

A Note on Orthogonal Multiplication

  1. Dept. of   Math.,Graduate  School,Academia   Sinica,Beijing,100039
  • Received:1996-02-02 Online:1996-09-30 Published:2024-12-31

摘要: Hurewicz-Radon theorem [1] gives a sufficient and necessary condition about the existence of an orthogonal multiplication f:Rk×Rn→Rn. In this paper,we shall discuss two extensions of the theorem.that is,the sufficient and necessary conditions about the existence of an orthogonal multiplication f:Rk×Rn→Rn+1 or f:Rk×Rn→Rn+2

关键词:  , orthogonal multiplication, Hurewicz-Radon theorem, topological K-theory ,

Abstract: Hurewicz-Radon theorem [1] gives a sufficient and necessary condition about the existence of an orthogonal multiplication f:Rk×Rn→Rn. In this paper,we shall discuss two extensions of the theorem.that is,the sufficient and necessary conditions about the existence of an orthogonal multiplication f:Rk×Rn→Rn+1 or f:Rk×Rn→Rn+2

Key words:  , orthogonal multiplication, Hurewicz-Radon theorem, topological K-theory ,

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