数学季刊 ›› 1993, Vol. 8 ›› Issue (4): 77-82.

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On Quadratric Rotational Curved Surface

  

  1. Henan University 475001,Zhengzhou University,450003

  • 收稿日期:1993-01-18 出版日期:1993-12-30 发布日期:2025-05-22

On Quadratric Rotational Curved Surface

  1. Henan University 475001,Zhengzhou University,450003
  • Received:1993-01-18 Online:1993-12-30 Published:2025-05-22

摘要:  In this paper,a deterministic theorem is proposed for quadratic rotational curved surface.Therelationship between invariants for quadratic rotational curved surface is established.In addition we giveeach type of equitions for rotational curved surface using the invariant.

关键词: rotational cllipsoidal surfacc of revofution, hyperboloid, parabolic surface

Abstract:  In this paper,a deterministic theorem is proposed for quadratic rotational curved surface.Therelationship between invariants for quadratic rotational curved surface is established.In addition we giveeach type of equitions for rotational curved surface using the invariant.

Key words: rotational cllipsoidal surfacc of revofution, hyperboloid, parabolic surface