双曲的 meaning in Chinese

bi curved
bicoudate
bicurved
doubly curved

To get our result we adopt two equalities and , where and are the eigenvalues of the singular points to the linear parts . it has been proven that the system has finite limit cycles when the equalities do not exist , so we need to study the other case
本文具体就是证明无界多边环都是有限的，包括无界双曲的情况和无界非双曲的情况，其中最重要的部分是针对无界双曲多边环的情况，即il ' yashenko定理。