isotopy

常见例句

They came to think about algebraic objects associated with knots/links that are invariant under isotopy c .J.W.Alexander came up with the first good such quantity, the Alexander polynomiald .
我认为剩下的人里面绝大多数对于一个中国人只身在国外奋斗所遭遇的种种困难、辛酸、挫折、失落、压抑、他人的期望，成功和兴奋没有了解，更遑论理解。
A Remark on Symplectic Isotopy Problem
关于辛同痕问题的一个注记
COMPUTER AIDED METHOD AIC FOR FINDING THE ISOTOPY CLASSES OF THE LATIN SQUARES
拉丁方合痕分类的计算机辅助方法AIC
AIC COMPUTER AIDED METHOD AIC FOR FINDING THE ISOTOPY CLASSES OF THE LATIN SQUARES
拉丁方合痕分类的计算机辅助方法
regular isotopy
正则同痕