isometry

基本解释

Every contraction can be extended to a partial isometry.
每一压缩算子能被扩张成一个部分等距算子。
Let T be a stable isometry of the Abelian Lattie -Ordered group G.
设T是交换格序群G的稳定等距。
Clinical Relevance: We found suture isometry to be a good indication of graft isometry.
临床指导意义：我们发现，缝线的等长性可以很好的猜测移植物的等长性。
The discreteness of the isometry group of complex hyperbolic space, especially, complex 2-dimension, is a remarkable field people studied in.
复双曲流形上的等矩群是离散群的一个延伸，其离散准则，特别是2维的情况，是人们目前研究的主要对象，如[2，6，7]等，都是这方面的工作。
Furthermore, we give a characterization of the isometry from the unit sphere of a smoothly normed reflexive Banach space onto that of its dual space.
进而,刻画了光滑的自反空间的单位球面到其共轭空间的单位球面上的等距算子。

rigid motion of a plane or space such that the distance between any two points before and after this motion is unaltered