数学物理学报 ›› 2000, Vol. 20 ›› Issue (1): 36-40.

• 论文 • 上一篇    下一篇

k维环面上坐标自映射下拓朴熵的一个下界

夏大峰, 徐森林   

  1. 阜阳师范学院数学系 阜阳236032中国科学技术大学数学系 合肥230026
  • 出版日期:2000-01-07 发布日期:2000-01-07

Lower Bound of Topological Entropy of Coordinate Self-maps on k-Dimension Torus

 JIA Da-Feng, XU Sen-Lin   

  1. department of mathematics,fuyang normal university,fuyang 236032 department of mathematics,university of science and technology of china|hefei 230026
  • Online:2000-01-07 Published:2000-01-07

摘要:

给出了k维环面上坐标自映射下拓扑熵的一个下界.最后,还指出了k维环面上渐近Reidemeister数严格大于渐近Nielsen数的情形,并说明了文[3](或文[4])中引理1为该文的一个特例.

关键词: 坐标自映射, 渐近Reidemeister数, 渐近Nielsen数, 拓扑熵, 映射度

Abstract:

Inthispaper,wegivealowerboundoftopologicalentropyofcoordinateselfmapsondimensiontorus.Thelastofthispaper,weskowtheand provedthatlemma1in [3]isaspecialcaseinthispaper.
 

Key words: Coordinateselfmaps, Asymptoticreidemeisternumber, Asymptoticnielsennumber, Topologicalentropy, Degreeofmapping

中图分类号: 

  • 54C