The paper available mapping of integral coefficient polynomial and rational number, obtain factorization from factorization of polynomial by the way of sieve in true fraction series.
通过研究多项式的系数来确定整系数多项式的有理根，进而得出整系数多项式的有理根的一个判定定理和根的存在定理。
The inverter system adopts digital fuzzy controller with feed forward correction and which proportion coefficient and integral coefficient is changeable, so dynamic response is improved.
逆变系统采用带前馈校正的变比例变积分系数的模糊控制器，提高了系统的动态响应指标；
In this paper we obtain integral mean bounds of logarithmic derivatives and estimates of coefficient functionals for functions in EHS (c).
本文得到了EHS (C)中函数妁对数导数的积分平均估计及一类系数泛函数估值。
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