渐近级数 meaning in Chinese

asymptotic series

Another problem that mathematicians tackled from about 1880 on is essentially the converse of finding asymptotic series .
大概从1880年开始，数学家们研究的另一个问题本质上是求渐近级数的反问题。
Asymptotic expansion solution
渐近级数解法
Abstract : the vibration solution of a massive spring system is presented , the effective mass of a spring is derived . the approximate period of the vibration is given
文摘:给出了弹簧质量不可忽略的弹簧振子系统的振动解，导出了弹簧的有效质量的渐近级数表达式，指出振动呈拟周期性